Miami County, Ohio

Miami County is a county located in the U.S. state of Ohio. As of the 2010 census, the population was 102,506.[3] Its county seat is Troy.[4] The county is named in honor of the Miami people.[5]

Not to be confused with Miami-Dade County, Florida; Miami County, Kansas; or Miami County, Indiana.
Miami County
U.S. county
County courthouse in Troy
Seal
Location within the U.S. state of Ohio
Ohio's location within the U.S.
Coordinates: 40°03′N 84°14′W
Country United States
State Ohio
FoundedMarch 1, 1807[1]
Named forMiami people
SeatTroy
Largest cityTroy*
Area
 • Total410 sq mi (1,100 km2)
 • Land407 sq mi (1,050 km2)
 • Water3.1 sq mi (8 km2)  0.8%%
Population
 • Estimate 
(2019)
106,987 [2]
 • Density252/sq mi (97/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district8th
Websitewww.miamicountyohio.gov

Miami County is part of the Dayton, OH Metropolitan Statistical Area.

Geography

According to the U.S. Census Bureau, the county has a total area of 410 square miles (1,100 km2), of which 407 square miles (1,050 km2) is land and 3.1 square miles (8.0 km2) (0.8%) is water.[6]

Adjacent counties

Demographics
Historical population
CensusPop.%±
18103,941—
18208,851124.6%
183012,80744.7%
184019,68853.7%
185024,99927.0%
186029,95919.8%
187032,7409.3%
188036,15810.4%
189039,7549.9%
190043,1058.4%
191045,0474.5%
192048,4287.5%
193051,3015.9%
194052,6322.6%
195061,30916.5%
196072,90118.9%
197084,34215.7%
198090,3817.2%
199093,1823.1%
200098,8686.1%
2010102,5063.7%
2019 (est.)106,987[7]4.4%
U.S. Decennial Census[8]
1790-1960[9] 1900-1990[10]
1990-2000[11] 2010-2019[3]

2000 census

As of the census[12] of 2000, there were 98,868 people, 38,437 households, and 27,943 families living in the county. The population density was 243 people per square mile (94/km2). There were 40,554 housing units at an average density of 100 per square mile (38/km2). The racial makeup of the county was 95.78% White, 1.95% Black or African American, 0.19% Native American, 0.79% Asian, 0.01% Pacific Islander, 0.28% from other races, and 1.00% from two or more races. 0.73% of the population were Hispanic or Latino of any race.

There were 38,437 households, out of which 33.30% had children under the age of 18 living with them, 59.50% were married couples living together, 9.70% had a female householder with no husband present, and 27.30% were non-families. 23.20% of all households were made up of individuals, and 9.50% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 2.99.

In the county, the population was spread out, with 25.90% under the age of 18, 7.60% from 18 to 24, 28.40% from 25 to 44, 24.80% from 45 to 64, and 13.20% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 96.20 males. For every 100 females age 18 and over, there were 92.40 males.

The median income for a household in the county was $44,109, and the median income for a family was $51,169. Males had a median income of $37,357 versus $25,493 for females. The per capita income for the county was $21,669. About 5.10% of families and 6.70% of the population were below the poverty line, including 9.10% of those under age 18 and 5.60% of those age 65 or over.

2010 census

As of the 2010 United States Census, there were 102,506 people, 40,917 households, and 28,626 families living in the county.[13] The population density was 252.1 inhabitants per square mile (97.3/km2). There were 44,256 housing units at an average density of 108.8 per square mile (42.0/km2).[14] The racial makeup of the county was 94.4% white, 2.0% black or African American, 1.2% Asian, 0.2% American Indian, 0.5% from other races, and 1.8% from two or more races. Those of Hispanic or Latino origin made up 1.3% of the population.[13] In terms of ancestry, 34.5% were German, 13.5% were Irish, 10.2% were English, and 9.8% were American.[15]

Of the 40,917 households, 32.3% had children under the age of 18 living with them, 54.7% were married couples living together, 10.5% had a female householder with no husband present, 30.0% were non-families, and 25.3% of all households were made up of individuals. The average household size was 2.48 and the average family size was 2.95. The median age was 40.6 years.[13]

The median income for a household in the county was $51,507 and the median income for a family was $61,190. Males had a median income of $46,133 versus $32,699 for females. The per capita income for the county was $25,006. About 7.0% of families and 9.5% of the population were below the poverty line, including 14.0% of those under age 18 and 4.8% of those age 65 or over.[16]

Politics

Miami County is a Republican stronghold county in presidential elections, with Democrats winning the county only 3 times in 1912, 1936 and 1964.

Presidential elections results
Presidential elections results[17][18]
Year Republican Democratic Third parties
2020 71.2% 41,371 27.0% 15,663 1.8% 1,043
2016 69.8% 37,079 24.7% 13,120 5.5% 2,895
2012 66.5% 34,606 31.5% 16,383 2.0% 1,025
2008 63.2% 33,417 34.7% 18,372 2.1% 1,126
2004 65.7% 33,992 34.0% 17,606 0.3% 162
2000 60.8% 26,037 36.4% 15,584 2.9% 1,220
1996 48.8% 19,509 38.9% 15,540 12.4% 4,956
1992 45.9% 19,741 29.2% 12,547 24.9% 10,718
1988 68.4% 24,915 30.6% 11,138 1.1% 381
1984 72.4% 26,300 26.7% 9,695 0.9% 320
1980 55.7% 19,928 36.0% 12,893 8.3% 2,987
1976 57.7% 18,686 40.3% 13,074 2.0% 653
1972 68.4% 21,226 29.4% 9,121 2.1% 665
1968 50.6% 16,997 39.4% 13,228 10.0% 3,352
1964 40.1% 12,985 59.9% 19,379
1960 65.3% 22,151 34.7% 11,770
1956 68.6% 20,135 31.4% 9,229
1952 65.1% 19,525 34.9% 10,462
1948 56.3% 13,100 43.3% 10,066 0.4% 89
1944 58.5% 14,751 41.5% 10,476
1940 55.5% 14,725 44.5% 11,799
1936 44.9% 11,343 50.4% 12,754 4.7% 1,189
1932 52.0% 12,157 45.6% 10,677 2.4% 568
1928 72.8% 16,063 26.6% 5,867 0.6% 136
1924 62.7% 11,851 28.0% 5,296 9.3% 1,754
1920 60.3% 13,122 37.1% 8,076 2.6% 572
1916 48.6% 5,772 47.0% 5,582 4.4% 519
1912 32.5% 3,615 38.7% 4,310 28.8% 3,200
1908 53.7% 6,558 44.0% 5,369 2.4% 288
1904 62.4% 6,793 33.5% 3,646 4.0% 440
1900 53.9% 6,197 44.6% 5,127 1.6% 181
1896 52.6% 6,051 46.8% 5,387 0.6% 65
1892 51.3% 5,110 42.8% 4,271 5.9% 588
1888 53.0% 5,312 42.5% 4,258 4.5% 446
1884 55.6% 5,273 43.0% 4,084 1.4% 134
1880 57.3% 4,928 41.9% 3,604 0.7% 64
1876 55.4% 4,388 44.3% 3,509 0.3% 23
1872 56.0% 3,753 43.5% 2,910 0.5% 35
1868 59.8% 3,958 40.2% 2,659
1864 61.9% 3,821 38.1% 2,348
1860 58.7% 3,431 40.0% 2,337 1.3% 78
1856 59.6% 3,171 37.4% 1,988 3.0% 159

Government
See also: Ohio county government

Current officials
  • Board of Commissioners:
    • Ted Mercer (R)
    • John "Jack" Evans (R)
    • Greg Simmons (R)
  • County Auditor: Matthew W. Gearhardt (R)
  • Clerk of Courts: Jan Mottinger (R)
  • County Coroner: William N. Ginn, M.D. (R)
  • County Engineer: Paul Huelskamp (R)
  • County Prosecutor: Anthony E. Kendell (R)
  • County Recorder: Jessica Lopez (R)
  • Sheriff: Dave Duchak (R)
  • County Treasurer: James Stubbs (R)

Miami County Court of Common Pleas

  • Judges:
    • Stacy Wall (R)
    • Jeannine Pratt (R)
    • Scott Altenburger(R)

Municipal Court

  • Judges:
    • Samuel Huffman(R)
    • Gary Nasal (R)
  • Magistrates:
    • Gary Zuhl

Education

Public school districts

Miscellaneous education

The Western Ohio Japanese Language School (オハイオ西部日本語学校 Ohaio Seibu Nihongo Gakkō) is a supplementary weekend Japanese school in unincorporated Miami County, near Troy. It started in April 1988.[19]

Communities
Municipalities and townships of Miami County

Cities

Villages

Townships

https://web.archive.org/web/20160715023447/http://www.ohiotownships.org/township-websites

Unincorporated communities

See also

References
  1. "Ohio County Profiles: Miami County" (PDF). Ohio Department of Development. Archived from the original (PDF) on 2007-06-21. Retrieved 2007-04-28.
  2. "QuickFacts - Miami County, Ohio". United States Census Bureau. 1 July 2018. Archived from the original on 6 June 2011. Retrieved 18 March 2020.
  3. "State & County QuickFacts". United States Census Bureau. Archived from the original on June 6, 2011. Retrieved February 9, 2015.
  4. "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.
  5. "Miami County". Ohio History Central. Retrieved 18 March 2020.
  6. "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on May 4, 2014. Retrieved February 9, 2015.
  7. "Population and Housing Unit Estimates". Retrieved March 26, 2020.
  8. "U.S. Decennial Census". United States Census Bureau. Retrieved February 9, 2015.
  9. "Historical Census Browser". University of Virginia Library. Retrieved February 9, 2015.
  10. Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved February 9, 2015.
  11. "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Retrieved February 9, 2015.
  12. "U.S. Census website". United States Census Bureau. Retrieved 2008-01-31.
  13. "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. Archived from the original on 2020-02-13. Retrieved 2015-12-27.
  14. "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Archived from the original on 2020-02-13. Retrieved 2015-12-27.
  15. "DP02 Selected Social Characteristics in the United States – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Archived from the original on 2020-02-13. Retrieved 2015-12-27.
  16. "DP03 Selected Economic Characteristics – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Archived from the original on 2020-02-13. Retrieved 2015-12-27.
  17. Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved 7 April 2018.
  18. "Ohio Historical Election Results". Retrieved January 21, 2021.
  19. "本校概要" (Archive). Western Ohio Japanese Language School. Retrieved on May 11, 2014.

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