List of Interstate Highways in Massachusetts

The Interstate Highways in Massachusetts comprise five current primary Interstate Highways and eight auxiliary Interstates. In addition, two auxiliary Interstates were proposed and then cancelled.

Interstate Highways in Massachusetts
Highway marker for I-90 and I-495
System information
Maintained by MassDOT
Length565.63 mi[1] (910.29 km)
FormedAugust 14, 1957[2]
Highway names
InterstatesInterstate nn (I-nn)
System links

The longest Interstate Highway in Massachusetts is I-90 with 136 miles, followed by I-495 with 121 miles.

Primary Interstate Highways

Number Length (mi)[3] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I84 8.1513.12 I-84 at HollandI-90 in Sturbridge 01958-01-01195801971-01-011971 Replaced part of former Route 15 ; Replaced by I-86
I84 8.1513.12 I-84 at HollandI-90 in Sturbridge 01984-01-011984current Replaced I-86
I86 8.1513.12 I-84 at HollandI-90 in Sturbridge 01971-01-01197101984-01-011984 Replaced I-84; replaced by I-84
I90 135.72218.42 I-90 at West StockbridgeRoute 1A in Boston 01958-01-011958current Follows the Massachusetts Turnpike
I91 54.9988.50 I-91 at LongmeadowI-91 at Bernardston 01958-01-011958current
I93 47.0775.75 I-95/US 1/Route 128 in CantonI-93 at Methuen 01957-01-011957current
I95 91.95147.98 I-95 at AttleboroI-95 at Salisbury 01957-01-011957current
I95E 40.7365.55 I-95E at Seekonk 01957-01-01195701959-01-011959 Replaced by I-195
  •       Former

Auxiliary Interstate Highways

Number Length (mi)[4] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I190 19.2631.00 I-290 in WorcesterRoute 2 in Leominster 01983-01-011983current
I195 40.7365.55 I-195 at SeekonkI-495 at Wareham 01959-01-011959current Replaced I-95E
I290 20.1632.44 I-395/I-90 in AuburnI-495 in Marlborough 01970-01-011970current
I291 5.448.75 I-91/US 20 in SpringfieldI-90 in Chicopee 01972-01-011972current Formerly the Springfield Expressway
I295 4.236.81 I-295 at North AttleboroughI-95 in Attleborough 01969-01-011969current
I391 4.467.18 I-91 in ChicopeeHigh Street in Holyoke 01970-01-011970current
I395 11.9119.17 I-395 at WebsterI-290 in Auburn 01983-01-011983current
I495 121.56195.63 Route 25 in WarehamI-95 in Salisbury 01960-01-011960current
I-495 BS 2.884.63 US 3 in ChelmsfordGorham Street in Lowell 01962-01-011962current Unsigned; known as Lowell Connector; signs were posted at one time on local streets intersecting the Connector
I695 I-95 in BostonI-93 in Charlestown 01957-01-01195701971-01-011971 Cancelled;Unbuilt
I895 I-895 at SwanseaI-95 and I-295 in Attleboro 01968-01-01196801982-01-011982 Cancelled;Unbuilt
  •       Former

See also

  •  U.S. Roads portal
  •  United States portal

References

  1. Adderly, Kevin (January 15, 2014). "Table 3: Interstate Routes in Each of the 50 States, District of Columbia, and Puerto Rico". Route Log and Finder List. Federal Highway Administration. Retrieved May 20, 2014.
  2. Public Roads Administration (August 14, 1957). Official Route Numbering for the National System of Interstate and Defense Highways as Adopted by the American Association of State Highway Officials August 14, 1957 (Map). Scale not given. Washington, DC: Public Roads Administration. Retrieved November 22, 2010 via Wikimedia Commons.
  3. Adderly, Kevin (January 15, 2014). "Table 1: Main Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways as of December 31, 2013". Route Log and Finder List. Federal Highway Administration. Retrieved May 20, 2014.
  4. Adderly, Kevin (October 31, 2002). "Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways as of December 31, 2013". Route Log and Finder List. Federal Highway Administration. Retrieved May 20, 2014.
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