List of archaeological sites in County Down

• Aghavilly, Cashel and souterrain, grid ref: J1514 2272
• Annaghanoon, Rath, grid ref: J1152 5241
• Ardgeehan, Rath, grid ref: J6231 5131
• Ardglass, 15th century Merchants’ stores ‘Newark’: Ardglass Castle, grid ref: J5615 3710
• Ardglass, Tower house: Margaret's Castle, grid ref: J5603 3703
• Ardglass, Tower house: Cowd Castle or Choud Castle, grid ref: J5606 3705
• Ardilea, Motte, grid ref: J4164 3914
• Ardkeen, Motte and bailey with later tower house: Castle Hill, grid ref: J5935 5710
• Ardkeen, Church and graveyard and coffin lids (2), grid ref: J5941 5670
• Ardquin, Manor house and ecclesiastical site: the Abbacy, grid ref: J5580 5447
• Ardtole, Souterrain, grid ref: J5638 3811 (near Ardtole Church)
• Audleystown, Church and graveyard: Templecormick, grid ref: J5664 5050
• Aughnafosker, Rath: Pretty Mary’s Fort, grid ref: J1485 5990
• Aughnagon, Court tomb (remains of), grid ref: J1485 2556

• Ballaghanery, St Mary’s Church, grid ref: J3887 2672
• Ballaghbeg, World War II Pillbox, grid ref: J3764 3038
• Ballaghbeg, Harbour: Newcastle Harbour, grid ref: J381 296
• Ballaghbeg, Fish traps: Lady Annesley’s Fish Traps (2), grid refs: J3780 3016 and J3779 3060
• Balleevy, Raths (2), grid refs: J1564 4442 and J1576 4484
• Balleevy, Standing stone
• Ballinarry, Raised rath, grid ref: J5674 4493
• Ballintaggart, Standing stone
• Ballintine, Rath, grid ref: J2662 6273
• Ballintine, Mound, grid ref: J2629 6285
• Ballintur, Court tomb, grid ref: J2247 1502
• Balloo, Raised rath, grid ref: J4923 6070
• Ballooly, Standing stone, grid ref: J2086 4671
• Ballyalloly, Rath, grid ref: J4273 6815
• Ballyalton Court Cairn, Court tomb in Ballyalton townland, grid ref: J5309 4480
• Ballybeen, Standing stone: The Long Stone, grid ref: J4260 7308
• Ballybeen, Mound, grid ref: J4148 7294
• Ballybryan, Windmill stump, grid ref: Area of J586 663
• Ballycroghan, Cooking places, Area of J538 799
• Ballycroghan, Standing stone and Bronze Age burials, grid ref: J5381 8068
• Ballycroghan, Cooking places – Area A and Area B, grid refs: J5393 7970 and J5383 7944
• Ballycrune, Rath, grid ref: J3027 5648
• Ballyculter Upper, Inscribed stone, grid ref: J5714 4725
• Ballydargan, Windmill stump, grid ref: J4895 3884
• Ballydesland, Large hilltop enclosure, grid ref: J1468 2170
• Ballydollaghan, Mound, grid ref: J3366 6806
• Ballydown and Lisnaree, Rath, grid ref: J1484 4672
• Ballydugan, Bawn, grid ref: J4682 4303
• Ballydugan, Raised rath, grid ref: J4556 4227
• Ballydugan, World War II Pillboxes (2), grid refs: J0568 5377 and J0582 5432
• Ballyedock Upper, Bullaun stones (2), grid ref: J5718 4001
• Ballyferris, Shipwreck/stranding
• Ballyferris, Windmill stump, grid ref: J6287 7118
• Ballyfounder Rath, rath in Ballyfounder townland, grid ref: J6207 4954
• Ballygalget, Church and graveyard, grid ref: J6262 5418
• Ballygarvan, Kelp grid, J5870 6531
• Ballygraffan, Chambered tomb: Ballygraffan Dolmen, grid ref: JJ4730 6715
• Ballygunaghan, Bivallate rath, grid ref: J1385 5199
• Ballyhalbert, Standing stone, grid ref: J6463 6356
• Ballyhalbert, Motte, grid ref: J6470 6351
• Ballyhay, Rath, grid ref: J5754 7838
• Ballyholland Lower, Cashel and souterrain, grid ref: J1147 2580
• Ballykeel, Large hilltop enclosure, grid ref: J2633 5325
• Ballykeel, Raised rath, grid ref: J4351 4031
• Ballykeel, Rath, grid ref: J1585 3235
• Ballykeel (Holywood), Church: Holywood Priory, grid ref: J4013 7935
• Ballykinler Lower, Raised rath and motte: Lismahon, grid ref: J4293 3891
• Ballykinler Middle, Church site and graveyard, ‘Parkaneety’, grid ref: J4252 3735
• Ballylenaghan, Belvoir Motte, grid ref: J3403 6984
• Ballylesson, Multivallate fort: ‘Farrell’s Fort’, grid ref: J3354 6610
• Ballylintagh, Raths (2), grid refs: J2892 5676 and J2769 5600
• Ballylone Little, Rath, grid ref: J3823 5340
• Ballylone Little, Multivallate rath, grid ref: J3778 5364
• Ballyloughlin, Standing stones (2) (remains of megalithic tomb), grid ref: J3907 3423
• Ballymacaramery, Rath, grid ref: J3813 5447
• Ballymacaratty Beg, Rath, grid ref: J0921 3676
• Ballymacarrett, Chimney stack: Sirocco Chimney, grid ref: J3480 7417
• Ballymacateer, Rath, grid ref: J1250 5722
• Ballymackilreiny and Derryneill, Cairn and long cist: the Cove, grid ref: J2718 4143
• Ballymaganlis, Rath, grid ref: J2007 5360
• Ballymaghery, Motte, grid ref: J2223 2888
• Ballymaginaghy, Platform rath and souterrain, grid ref: J3104 3873
• Ballymaginaghy, Standing stone, grid ref: J3088 3820
• Ballymaginaghy, Cashel and souterrain, grid ref: J3098 3778
• Ballymaginaghy, Rath (otherwise known as Coen’s fort), grid ref: J3033 3865
• Ballymaglave North, Rath: Edenavaddy Hill, grid ref: J3605 5185
• Ballymalady, Motte, grid ref: J4359 6767
• Ballymartin, Cup-marked stone, grid ref: J5076 6285
• Ballyministragh, Windmill stump, grid ref: J4968 6234
• Ballymoney, Rath, grid ref: J1337 4837
• Ballymoney, Counterscarp rath, grid ref: J2805 3405
• Ballymoney, Church ruins and graveyard: Kilcoo Graveyard, grid ref: J2816 3374
• Ballymurphy, Platform rath, grid ref: J3264 5475
• Ballynahinch, Windmill stump, grid ref: J3713 5245
• Ballynaris, Mound: Phil’s Fort, grid ref: J1786 5373
• Ballynoe, Rath, grid ref: J5802 7986
• Ballynoe, Ballynoe Stone Circle (area around and embracing the state care monument), grid ref: J4813 4038
• Ballyoran, Standing stone, grid ref: J4434 7420
• Ballyorgan, Church site: Cappel-na-Coole, grid ref: J5712 4305
• Ballyphilip, Medieval and post-medieval church and graveyard: Templecraney, grid ref: J5941 5110
• Ballyrenan, Rath, grid ref: J4895 4703
• Ballyrickard, Motte, grid ref: J4829 7047
• Ballyrogan or Mourne Park, Court tomb, grid ref: J2818 1601
• Ballyroney, Motte and bailey: Ballyroney Castle, grid ref: J2162 3948
• Ballyroney, Standing stone, grid ref: J2147 4005
• Ballyrush, Bivallate rath, grid ref: J4333 6585
• Ballysallagh, Large circular enclosure, grid ref: J2304 5173
• Ballyskeagh High, Cairn: Cairngaver, grid ref: J4542 7656
• Ballystokes, Cup and ring marked stone, grid ref: J5263 4577
• Ballytrustan, Church and graveyard, grid ref: J1194 4983
• Ballyvally, Rath: Rough Fort, grid ref: J1153 4424
• Ballyvally, Rath, grid ref: J1648 2605
• Ballyvaston, Open field system, grid ref: Area of J493 362
• Ballyveagh More, Church site: Kimeloge, grid ref: J3445 1832
• Ballyvicknacally, Motte and bailey: Dromore Mound (area adjoining the state care monument), grid ref: J2061 5317
• Ballywalter, Windmill stump, grid ref: J6216 6918
• Ballywalter, Church and Anglo-Norman stone coffin lids (3), grid ref: J6224 6994
• Ballywillwill, Rath, grid ref: J3517 4157
• Ballyworfy, Rath: Spirehill, grid ref: J2747 3753
• Bangor Abbey (site of), includes Malachy’s wall, in Corporation (Bangor) townland, grid ref: J5015 8110
• Barnamaghery, Standing stone, grid ref: J4528 5443
• Barnmeen, Standing stone, grid ref: J1723 3302
• Barnmeen, Rath: Lisnabrean, grid ref: J1696 3336
• Barnmeen, Counterscarp rath, grid ref: J1835 3160
• Begny, Rath, grid ref: J2975 5025
• Begny, Standing stone, grid ref: J3059 5004
• Black Abbey, Benedictine abbey: Black Abbey or St Andrews in the Ards, grid ref: J6083 6750
• Bonecastle, Rath, grid ref: J4614 4103
• Braniel, Rath, grid ref: J3883 7108
• Brickland, Ring barrow: Waterhill Fort, grid ref: J1157 4060
• Bright, Tower house, grid ref: J5066 3822
• Bright, Corbelled pig crew, grid ref: J5063 3771
• Burren, Cashel, grid ref: J3165 5170
• Burren, Platform rath, grid ref: J3295 5356
• Burren, Court tomb, grid ref: J1343 2251

• Cabragh, Enclosure: Cabragh Fort, grid ref: J2967 5949
• Carcullion, Enclosure, possible mill site, grid ref: J2065 2824
• Cargygray, Raths (2), grid refs: J3092 5476 and J3174 5413
• Carlingford Lough, 16th century artillery fort: Carlingford Block House, grid ref: J2556 0969
• Carnacavill, Ecclesiastical site: Maghera Old Church, grid ref: J3722 3411
• Carnalbanagh East (Moira), Mound, grid ref: J1522 6038
• Carnew, Rectangular enclosure: Carnew Fort, grid ref: J2376 4643
• Carnmeen, Standing stones (2), grid refs: J0825 3071 and J0807 5311
• Carrownacaw, Standing stone: the Long Stone, grid ref: J5437 4639
• Carrowreagh, Ring barrow, grid ref: J4382 7424
• Carrowreagh, Prehistoric earthworks, grid ref: J4386 7447
• Carryduff, Rath: Queen’s Fort, grid ref: J3662 6520
• Caskum, Counterscarp rath, grid ref: J1199 4282
• Castleboy, Church and tower house (ruins of), grid ref: J6252 5562
• Castle Enigan, Cashel, grid ref: J1281 3226
• Castle Espie, Shell midden, grid ref: J4971 6708
• Castle Espie, Powder and explosives store, grid ref: J4930 6713
• Castle Espie, Brick works, grid ref: J4954 6721
• Castlereagh, Barrow, grid ref: J3788 7073
• Castleskreen, Rath and motte, grid ref: J4730 4027
• Castleskreen, Rectangular enclosure and souterrain, J4732 3979
• Castleskreen, Rath and tower house, grid ref: J4658 4000
• Castleward, Tower house: Old Castle Ward, grid ref: J5740 4985
• Castleward, Standing stone, possible portal tomb remains, grid ref: J5698 4994
• Castleward, 18th century formal garden layout and canal: Temple Water Canal, grid ref: J5732 5002
• Castleward, Stone quay, grid ref: J5749 4973
• Cattogs, Deserted settlement: New Comber, grid ref: Area of J467 685
• Chapel Island (Strangford Lough), Church site and ancillary features, grid ref: Area of J554 672
• Church Quarter (Dundonald), Motte, grid ref: J4180 7388
• Clare, Crannog, grid ref: J0926 5293
• Clarkill, Cashel and souterrain, grid ref: J3400 3828
• Clarkill, Enclosure – graveyard, grid ref: J3421 3673
• Clarkill, Standing stone, grid ref: J3408 3835
• Clay, Raised rath, grid ref: J5105 5692
• Clay, Crannog in the Clea Lakes, grid ref: J5076 5561
• Clay, Tullymacnous and Tullyveery, Crannog in the Clea Lakes, grid ref: J5099 5494
• Cloghanramer and Damolly, Rath: Spring Hill Fort, grid ref: J0828 2859
• Clonallan Glebe, Rath: Rathturret, grid ref: J1547 1893
• Clontaghnaglar, Rath, grid ref: J4376 5590
• Clonvaraghan, Cashel and souterrains (2), grid refs: J3441 4115 and J3427 3953
• Commons, Strongpoint, grid ref: J4984 7298
• Coniamstown, Motte and bailey, grid ref: J5058 3974
• Conlig, Standing stone, grid ref: J4937 7783
• Coolnacran, Rath, grid ref: J1027 4282
• Coolnacran, Counterscarp raised rath, grid ref: J1053 4336
• Coolsallagh, Multi-ditched enclosure, grid ref: J1505 5412
• Corcreeghy, Rath, grid ref: J1018 3306
• Corcreeghy, Conjoined raths, grid ref: J1017 3195
• Corporation (Bangor), Bangor Abbey (site of), includes Malachy’s wall, grid ref: J5015 8110
• Corporation (Killyleagh), Ecclesiastical site, grid ref: J5242 5323
• Corporation North (Newtownards), Windmill, grid ref: J4939 7489
• Corporation, Rath pair, grid ref: J5200 5149
• Cowd Castle or Choud Castle, Tower house in Ardglass, grid ref: J5606 3705
• Craigavad, Mound, grid ref: J4328 8173
• Craigboy, Platform rath, grid ref: J5862 7746
• Cranfield, Mound, grid ref: J2717 1044
• Croreagh, Rath, grid ref: J1219 2890
• Croreagh, Standing stones (2), grid ref: J12172949
• Crossnacreevy, Rath, grid ref: J3969 7016
• Cumber, Rath, grid ref: J3910 4994

• Damolly and Cloghanramer, Rath: Spring Hill Fort, grid ref: J0828 2859
• Dane's Cast, Linear earthwork visible at several points in the following townlands:
  • Drumantine, grid refs: J0682 to J0689 3629 and J0679 3667 to J0862 3646
  • Killysavan, grid refs: J0691 to J0684 3918 and J0684 3918 to J0690 3848
  • Knocknanarny, grid ref: J0634 3471 to J0638 3437
  • Lisnabrague, grid ref: J0664 4104 to J0682 4062
  • Lisnagade, grid ref: Area of J086 439
  • Loughadian, grid ref: J0702 4006 to J0694 3969
  • Scarva, grid refs: J078 436 to J066 421, J074 433 to J078 436, J071 430 to J075 434 and J076 432 to J077 434
• Deehommed, Cashel, grid ref: J2450 4260
• Deehommed, Raths (2), grid ref: J2588 4160 and J2585 4138
• Deehommed, Chimney, grid ref: J2579 4075
• Demesne of Down, Mound and enclosure: Magnus Grave, grid ref: J4773 4357
• Demesne of Down, Cross: Downpatrick Town Cross, grid ref: J4830 4450
• Demesne of Down, Cathedral Hill, Downpatrick: earthworks and ecclesiastical site, grid ref: Area of J483 444
• Demesne of Down, Motte and enclosure: Mound of Down, grid ref: J4825 4498
• Demesne of Down, Standing stone, grid ref: J4850 4345
• Derry, Rath, grid ref: J3025 5165
• Derryboy, Rath, grid ref: J4838 5512
• Derryleckagh, Church and graveyard: Templegowran, grid ref: J1279 2645
• Derryneill, Raised rath, grid ref: J2720 3976
• Derryneill and Ballymackilreiny, Cairn and long cist: the Cove, grid ref: J2718 4143
• Donaghadee, Motte, grid ref: J5882 8009
• Donaghaguy, Barrow, grid ref: J1360 2070
• Donaghaguy, Standing stone, grid ref: J1416 1972
• Dromore, Tower house: Dromore Castle, grid ref: J2009 5323
• Dromore Mound, Motte and bailey (area adjoining the state care monument) in Ballyvicknacally townland, grid ref: J2061 5317
• Dromorebrague, Large enclosure, grid ref: J1344 4164
• Drumaghadone, Rath, grid ref: J2058 5049
• Drumaghlis, 17th-century house, ‘The Ha’, grid ref: J4216 5118
• Drumanakelly, Rath: Blackwood’s Fort, grid ref: J3915 4403
• Drumantine, Rath, grid ref: J0839 3590
• Drumantine, Dane's Cast linear earthwork, grid refs: J0682 to J0689 3629 and J0679 3667 to J0862 3646
• Drumaroad, Cashel: White Fort, grid ref: J3653 4397
• Drumbo, Round tower, grid ref: J3214 6506
• Drumboneth, Rath, grid ref: J2103 5230
• Drumboneth, Enclosure, grid ref: J1980 5203
• Drumena, Cairn with cist: Carnbane, grid ref: J3063 3358
• Drumena, Cashel, grid ref: J3089 3372
• Drumgath, Graveyard and site of medieval church, grid ref: J1672 2959
• Drumhirk, Rath, grid ref: J4586 6553
• Drummiller, Standing stone, grid ref: J0742 3117
• Drummiller, Motte, grid ref: J0833 3098
• Drummiller, World War II Pillbox, grid ref: J0705 4449
• Drumnahare, Standing stone, grid ref: J1105 4152
• Drumnahare, Loughbrickland Crannóg in Lough Brickland, grid ref: J1113 4118
• Drumnahare, Mound, grid ref: J1130 4197
• Drumreagh, Raised fort or motte: Curly’s Fort, grid ref: J4358 6019
• Drumsallagh, Monastic site, grid ref: J0935 4142
• Drumsallagh, Rath, grid ref: J0923 4054
• Dunbeg Upper, Fortification: Dunbeg Fort, grid ref: J3395 4872
• Dunbeg Upper, Rath, grid ref: J3473 4845
• Duneight, Motte and bailey (area surrounding the state care monument), grid ref: J2777 6078
• Duneight, Rath: Todd’s Grave, grid ref: J2797 6156
• Dunlady, Mound, grid ref: J4304 7420
• Dunmore, Church and graveyard: Templemoyle, grid ref: J3665 4703
• Dunmore, Neolithic house, grid ref: J3643 4607
• Dunnaman, Court tomb: Giant’s Grave, grid ref: J2885 1503
• Dunnanew, Counterscarp rath, grid ref: J4157 4257
• Dunnaval, Rath, grid ref: J2850 1293
• Dunover, Motte, grid ref: J6052 7032
• Dunturk, Rath, grid ref: J3593 4373

• Edenagarry, Round cairn, grid ref: J1825 3779
• Edenderry, Motte, grid ref: J3181 6806
• Edenderry, Chimney (known as Edenderry bleach works), grid ref: J1209 9468
• Edenmore, Cashel, grid ref: J1453 2669
• Edenmore, Court tomb, grid ref: J1475 2583
• Edentrumly, Rath and souterrains: Lisbane, grid ref: J1677 2693
• Erenagh, Enclosure, grid ref: J4658 4083

• Farranfad, Mound: Piper’s Fort, grid ref: J4337 4335
• Finnard, Rath, grid ref: J1390 3195
• Finnis, Souterrain, grid ref: J2740 4418
• Fish Quarter, Fish trap: Doctor’s Bay, grid ref: J5985 6206

• Gargarry, Standing stone, grid ref: J2887 3791
• Glasdrumman, Windmill, flourmill and dwelling, grid ref: J4105 5946
• Glasdrumman, Court tomb and graveyard: Killygony Graveyard, grid ref: J3768 5436
• Glasdrumman, Cashel, grid ref: J3668 5487
• Glebe, Cross in Donaghmore churchyard, grid ref: J1045 3495
• Glenloughan, Standing stone: Cloghmore, grid ref: J0669 4452
• Glenloughan, Rath with annex, grid ref: J0743 4404
• Glenloughan, World War II Pillbox, grid ref: J0736 4436
• Goward Dolmen, Court tomb in Goward townland, grid ref: J2374 2964
• Gransha, Raised rath: Gransha Mound, grid ref: J5314 7694
• Gransha, Large hilltop enclosure, grid ref: J2516 4609
• Gransha, Tidal mill wall, grid ref: J5971 6054
• Greenan, Mound: Dumb Fort, grid ref: J1768 5357
• Greenan, Standings stones (3): Three Sisters, grid ref: J1015 4110
• Greenan, Graveyard and crosses ‘Clonlea’, grid ref: J1182 2219
• Greencastle, Motte, grid ref: J2429 1182
• Greencastle, Church, grid ref: J2453 1181
• Greengraves, Portal tomb: The Kempe Stones, grid ref: J4454 7363
• Greyabbey Bay, Intertidal archaeological landscape, grid ref: J568 670
• Growell, Crannog in Lough Aghery, grid ref: J2815 5336

• Hillhall, Bawn (remains of), grid ref: J3012 6443

• Imdel, Rath, grid ref: J1563 3734
• Inch, Monastic remains outside State Care area, grid ref: Area of J477 455
• Islandbane, Standing stone, grid ref: J4798 4003
• Islandmoyle, Standing stone (otherwise known as the Gray stone), grid ref: J2628 3507

• Keentagh, Complex cairn: Millin Bay Cairn (area around the state care monument), grid ref: J6288 4949
• Kilbroney, Crosses (2), church and graveyard, grid ref: J1880 1954
• Kilbroney, Standing stones (2), grid refs: J1870 1936 and J1864 1911
• Kilclief, Motte, grid ref: J5979 4618
• Kilclief, Anglo-Norman coffin lids (2) (in Church of Ireland Church), grid ref: J5960 4569
• Kilkeel, Portal tomb: the Crawtree Stone, grid ref: J3075 1486
• Kilkeel, Rath, reused as medieval church and graveyard: Church of St Colman del Morne, grid ref: J3070 1456
• Killough, Harbour (Killough Harbour), grid ref: J5415 3633
• Killysavan, Dane's Cast linear earthwork, grid refs: J0691 to J0684 3918 and J0684 3918 to J0690 3848
• Kilmore, Multi-ditched enclosure, grid ref: J0855 6222
• Kilpike, Rath, grid ref: J1245 4843
• Kinghill, Rath and possible souterrain, grid ref: J2575 3278
• Kircubbin, Harbour (Kircubbin Harbour), grid ref: J5953 6310
• Kirkistown, Motte, grid ref: J6382 5753
• Kirkistown, 17th century windmill, grid ref: J6411 5784
• Knock, Motte: Shandon Park Motte (area surrounding the state care monument), grid ref: J3846 7277
• Knocknanarny, Large enclosure, grid ref: J0671 3443
• Knocknanarny, Platform rath, grid ref: J0744 3363
• Knocknanarny, Dane's Cast linear earthwork, grid ref: J0634 3471 to J0638 3437

• Lagan Navigation, canal visible at several points in the following townlands:
  • Reach 1: Malone Lower, grid ref: J3397 7128 to J3407 7709
  • Reach 2: Malone Upper, grid ref: J3369 7018 to J3353 6969
  • Reach 3: Ballynavally, grid ref: J3309 6915 to J3257 6914
  • Reach 4: Malone Upper, grid ref: J3195 6759 to J3099 6687
  • Reach 5: Malone Upper, grid ref: J3068 6714 to J3055 6720
  • Reach 6: Ballyskeagh, grid ref: J3005 6784 to J2861 6658
  • Reach 7: Lambeg, Lisnatrude and Tullycross, grid ref: J2806 6636 to J2803 6466
  • Reach 9: Old Warren, grid ref: J2670 6336 to J2664 6333
  • Reach 10: Blaris, grid ref: J2600 6275 to J2594 6247
• Lapnagoppoge, Navigation pillar, grid ref: J5862 4705
• Lappoges, Court tomb: Giant’s Graves, grid ref: J2557 5277
• Legannany, Graveyard with cross-inscribed pillar stone, grid ref: J3033 4274
• Legananny Dolmen, Dolmen, grid ref: J2887 4339
• Lisboy, Raised rath, grid ref: J5144 4790
• Lisdalgan, Raised rath, grid ref: J3939 5980
• Lisnabrague, Standing stone, grid ref: J0716 4095
• Lisnabrague, Dane's Cast linear earthwork, grid ref: J0664 4104 to J0682 4062
• Lisnabreeny, Rath, grid ref: J3727 6946
• Lisnacree, Church site and graveyard: Tamlaght, grid ref: J2447 1461
• Lisnacroppan, Mound and enclosure: barrow, grid ref: J1924 3721
• Lisnagade, Rath: Lisnaweelan, grid ref: J0833 4426
• Lisnagade, Rath, grid ref: J0887 4347
• Lisnagade, Dane's Cast linear earthwork, grid ref: Area of J086 439
• Lisnaree and Ballydown, Rath, grid ref: J1484 4672
• Lisnatierny, Counterscarp rath, grid ref: J1056 3730
• Lisoid, Raised rath, grid ref: J5099 3674
• Listooder, Raths, grid refs: J4110 5320 and J4173 5299
• Loughadian, Dane's Cast linear earthwork, grid ref: J0702 4006 to J0694 3969
• Loughans, World War II Pillboxes, grid refs: J0524 2746 and J0531 4733
• Loughbrickland Crannóg in Lough Brickland, in Drumnahare townland, grid ref: J1113 4118
• Loughkeelan, Raised rath, grid ref: J5618 4558
• Loughmoney, Portal tomb: Loughmoney Dolmen, grid ref: J5391 4635

• Magheradrool, Church, grid ref: J3792 5127
• Magheradrool, Rath, grid ref: J3829 4977
• Magheraknock, Hilltop enclosure: Magheraknock Fort, grid ref: J3444 5591
• Magheraknock, Rath, grid ref: J3471 5699
• Magheramayo, Rath and souterrain: Big Fort, grid ref: J2965 3800
• Magheramayo, Standing stone, grid ref: J2984 3841
• Magherana, Rath, grid ref: J1034 5467
• Magheratimpany, Rath, grid ref: J3749 4779
• Mahee Castle, Tower house and bawn (area adjacent to the State Care monument), in Mahee Island townland,grid ref: J5239 6393
• Mahee Island, Nendrum Monastery monastic site (area surrounding the State Care Monument), grid ref: J5245 6364
• Mahee Island, Tide mill, grid ref: J5255 6375
• Mahee Island, Landing place, grid ref: J524 639
• Margaret's Castle, Tower house in Ardglass, grid ref: J5603 3703
• Mayo, Standing stone: Long stone, grid ref: J1604 2662
• Mayo, Standing stone, grid ref: J1627 2524
• Mayo, Enclosure, grid ref: J1650 2525
• Maze, Hangars and World War II Pillbox, grid ref: J2241 6201
• Meenan, Counterscarp rath, grid ref: J0928 3967
• Millin Bay Cairn, Complex cairn (area around the state care monument), in Keentagh townland,grid ref: J6288 4949
• Milltown, Court tomb: Carnanbane, grid ref: J1325 2475
• Moneydorragh More, Standing stone: the Long Stone, grid ref: J3539 1991
• Moneyscalp, Cashel, grid ref: J3142 3441
• Moneyslane, Standing stones (2), grid ref: J2538 3998
• Monlough, Rath, grid ref: J3909 6514
• Mount Stewart, Motte: Moat Hill, grid ref: J5635 7013
• Moyad, Court tomb: Rush’s Cove, grid ref: J2878 1958
• Moygannon, Raths (2), grid refs: J1615 1991 and J1609 1981
• Mullaghmore, Ring barrows (2) and standing stones, grid ref: J1928 2722

• Narrow Water, Motte, grid ref: J1291 1923
• Nendrum Monastery, Monastic site (area surrounding the State Care Monument), in Mahee Island townland, grid ref: J5245 6364
• Newry, Tower house: Bagnal’s Castle, grid ref: J0873 2615
• Newry Canal, Canal visible at several points in the following townlands:
  • Reach 1 (a): Drumalane and Lisdrumliska, grid ref: J1091 2071 to J0848 2594
  • Reach 1 (b): Ballinlare, Lisdrumgullion and Lisdrumliska, grid ref: J0848 2594 to J0874 2743
  • Reach 2: Lisdrumgullion, grid ref: J0874 2743 to J0848 2806
  • Reach 3: Damolly, grid ref: J0848 2806 to J0773 2869
  • Reach 4: Carnbane and Lisdrumgullion, grid ref: J0773 2869 to J0749 2936
  • Reach 5: Carnmeen, grid ref: J0749 2936 to J0742 3087
  • Reach 6: Carnmeen and Drummiller, grid ref: J0742 3087 to J0676 3230
  • Reach 7: Knockanarny, grid ref: J0676 3230 to J0616 3433
  • Reach 8: Ballylough, Drumantine and Knockanarny, grid ref: J0616 3433 to J0648 3678
  • Reach 9: Aughantaraghan and Damoan, grid ref: J0648 3678 to J0675 3833
  • Reach 10: Loughadian, grid ref: J0675 3833 to J0613 to 3928
  • Reach 11: Glenloughan, Scarva, Lisnabrague and Loughadian, grid ref: J0613 3928 to J0638 4504
  • Reach 12: Terryhogan, grid ref: J0638 4504 to J0631 4536
  • Reach 13: Moyallan and Mullabrack, grid ref: J0631 4536 to J0314 5117
• Newtownards, 17th-century garden, walls and canal, grid ref: Area of J491 737
• Newtownards, Market Cross: Old Cross, grid ref: J4915 7403

• Ogilby Island, Stone and wooden fish trap, grid ref: Area of J507 687
• Ouley, Church site, graveyard and enclosure, grid ref: J1450 3612

• Quarter Cormick, Standing stone, J4728 4236
• Queens Island, Thompson and Alexandra Graving Docks, grid ref: J3564 7601 and J3570 7627
• Queens Island, Hamilton Graving Dock, grid ref: J3012 6443
• Queens Island, Twin slipways of the RMS Titanic and RMS Olympic ships, grid ref: J3512 7543
• Queens Island, Travelling cranes and building dock: Samson and Goliath, grid ref: J3582 7547
• Quoile, Tower house: Quoile Castle, grid ref: J4963 4701

• Raholp, Church and graveyard: St Tassach’s, Saul, grid ref: J5406 4788
• Raholp, Chambered tomb, grid ref: J5429 4719
• Rainey Island, Oyster midden, grid ref: J5270 6314
• Rathgorman, Motte and bailey, grid ref: J5278 5821
• Rathmullan, Raised rath and motte: Rathmullan Motte, grid ref: J4775 3736
• Rathmullan Lower, Barrow, grid ref: J4816 3743
• Ringbane, Rath, grid ref: J1235 3445
• Ringhaddy, Church: Ringhaddy Church (area surrounding the State Care monument), grid ref: J5381 5898
• Ringhaddy, Tower house: Ringhaddy Castle, J5384 5886
• Ringmackilroy, Windmill, grid ref: J1428 1822
• Ringneill, Stone fish trap, grid ref: J5180 6615
• Rosemount, Rath, grid ref: J5803 6766
• Rossconor (Rathfriland), Tower house, grid ref: J2013 3374
• Rossglass, Corbelled pig crews, grid ref: J5163 3510
• Rostrevor, 18th century style grotto, grid ref: J1748 1860
• Round Island, Structural complex, grid ref: J577 566

• Saul, Ecclesiastical site: Saul Abbey, grid ref: J5097 4634
• Saul, Carved stone head, grid ref: J5076 4673
• Saval Beg, Standing stone, grid ref: J1205 3104
• Saval More, Standing stones (2), grid ref: J1216 3119
• Scarva, World War II Pillboxes (2), grid refs: J0645 4365 and J0719 4289
• Scarva, Bivallate rath, grid ref: J0744 4398
• Scarva, Dane's Cast linear earthwork, grid refs: J078 436 to J066 421, J074 433 to J078 436, J071 430 to J075 434 and J076 432 to J077 434
• Scrabo, Hut circles, grid ref: Area of J477 726
• Scrabo, Hillfort, grid ref: J4776 7260
• Seafin, Castle, grid ref: J2205 3880
• Seafin, Rath, grid ref: J2157 3786
• Sheepland Beg, Windmill stump, grid ref: J5764 3924
• Sheeptown, Motte and bailey: Crown Mound, grid ref: J1074 2791
• Shrigley Mill chimney, Chimney stack in Tullyveery townland, grid ref: J5203 5390
• Skeagh, Rath: Cromie’s Fort, grid ref: J2358 5018
• Slanes, Church, graveyard, souterrain and enclosure, grid ref: J6372 5517
• Slidderyford Dolmen, Portal tomb in Wateresk townland, grid ref: J3936 3437
• Slievenagriddle, Megalithic cist, grid ref: J5295 4535
• Strangford Lower, Tower: Old Court, grid ref: J5890 5002

• Tamnaharry, Possible megalithic tomb and enclosure: Cloghadda, grid ref: J1542 2444
• Tara, Rath: Tara Fort, grid ref: J6267 4850
• Teconnaught, Rath, grid ref: J4321 4836
• Tollymore, Rath: St Cillan’s Fort, grid ref: J3680 3195
• Tollymore Park, Cashel: White Fort, grid ref: J3305 3178
• Tonaghmore, Rath, grid ref: J3932 5748
• Tonaghmore, Windmill stump, grid ref: J3841 5676
• Town Parks (Comber), Motte, grid ref: J4480 6843
• Tullyboard, Windmill stump: Portaferry, grid ref: J5995 5056
• Tullycarn, Rath, grid ref: J1509 5258
• Tullyear, Rath, grid ref: J1338 4489
• Tullyhinan, Raths, grid refs: J1614 4864 and J1500 4776
• Tullymacnous, Clay and Tullyveery, Crannog in the Clea Lakes, grid ref: J5099 5494
• Tullymurry, Motte and bailey, grid ref: J4352 4182
• Tullynakill, Harbour, grid ref: J5237 6348
• Tullyveery, Chimney stack, Shrigley Mill chimney, grid ref: J5203 5390
• Tullyveery, Tullymacnous and Clay, Crannog in the Clea Lakes, grid ref: J5099 5494

• Walshestown, Tower house and bawn: Walshestown Castle, grid ref: J5452 4978
• Walshestown, Pier, grid ref: J5448 5012
• Wateresk, Portal tomb: Slidderyford Dolmen, grid ref: J3936 3437
• Whitespots, Lead mine: engine-house, shaft, chimney etc., grid ref: J4918 7689
• Whitespots, Lead mine: chimney of south engine-house, grid ref: J4925 7628
• Whitespots, Lead mine: windmill stump, grid ref: J4936 7647
• Whitespots, Lead mine: bog shaft, engine-house and ancillary structures including chimney and outbuildings, grid ref: J4930 7592
• Woodgrange, Rath and tower house (area surrounding the state care monument, grid ref: J4446 4648

The main reference for all sites listed is: NI Environment Agency, Scheduled Historic Monuments (to 15 October 2012), unless otherwise indicated.