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Montgomery County, Ohio facts for kids

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Not to be confused with Montgomery, Ohio.
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Montgomery County
U.S. county
Current Montgomery County Courthouse
Current Montgomery County Courthouse
Official seal of Montgomery County
Seal
Map of Ohio highlighting Montgomery County
Location within the U.S. state of Ohio
Map of the United States highlighting Ohio
Ohio's location within the U.S.
Country  United States
State  Ohio
Founded May 1, 1803
Named for Richard Montgomery
Seat Dayton
Largest city Dayton
Area
 • Total 464 sq mi (1,200 km2)
 • Land 462 sq mi (1,200 km2)
 • Water 2.8 sq mi (7 km2)  0.6%%
Population
 (2020)
 • Total 537,309 Increase
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 10th

Montgomery County is located in the southwestern portion of the U.S. state of Ohio. As of the 2020 census, the population was 537,309, making it the fifth-most populous county in Ohio. The county seat is Dayton. The county was named in honor of Richard Montgomery, an American Revolutionary War general killed in 1775 while attempting to capture Quebec City, Canada. Montgomery County is part of the Dayton, Ohio Metropolitan Statistical Area.

Geography

According to the U.S. Census Bureau, the county has a total area of 464 square miles (1,200 km2), of which 462 square miles (1,200 km2) is land and 2.8 square miles (7.3 km2) (0.6%) is water.

Adjacent counties

Major highways

  • I-70.svg Interstate 70
  • I-75.svg Interstate 75
  • I-675.svg Interstate 675
  • US 25.svg U.S. Route 25
  • US 35.svg U.S. Route 35
  • US 40.svg U.S. Route 40
  • OH-4.svg State Route 4
  • OH-48.svg State Route 48
  • OH-49.svg State Route 49
  • OH-123.svg State Route 123
  • OH-201.svg State Route 201
  • OH-202.svg State Route 202
  • OH-235.svg State Route 235
  • OH-444.svg State Route 444
  • OH-725.svg State Route 725
  • OH-741.svg State Route 741
  • OH-835.svg State Route 835

National protected area

Demographics

Historical population
Census Pop. %±
1810 7,722 —
1820 15,999 107.2%
1830 24,362 52.3%
1840 31,938 31.1%
1850 38,218 19.7%
1860 52,230 36.7%
1870 64,006 22.5%
1880 78,550 22.7%
1890 100,552 28.0%
1900 130,146 29.4%
1910 163,763 25.8%
1920 209,532 27.9%
1930 273,481 30.5%
1940 295,480 8.0%
1950 398,441 34.8%
1960 527,080 32.3%
1970 606,148 15.0%
1980 571,697 −5.7%
1990 573,809 0.4%
2000 559,062 −2.6%
2010 535,153 −4.3%
2020 537,309 0.4%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2020

2010 census

As of the 2010 Census, there were 535,153 people, 223,943 households, and 138,060 families living in the county. The population density was 1,159.5 inhabitants per square mile (447.7/km2). There were 254,775 housing units at an average density of 552.0 per square mile (213.1/km2). The racial makeup of the county was 73.9% white, 20.9% black or African American, 1.7% Asian, 0.2% American Indian, 0.8% from other races, and 2.4% from two or more races. Those of Hispanic or Latino origin made up 2.3% of the population. In terms of ancestry, 24.9% were German, 12.8% were Irish, 9.7% were American, and 8.8% were English.

Of the 223,943 households, 29.7% had children under the age of 18 living with them, 41.6% were married couples living together, 15.3% had a female householder with no husband present, 38.4% were non-families, and 32.2% of all households were made up of individuals. The average household size was 2.33, and the average family size was 2.94. The median age was 39.2 years.

The median income for a household in the county was $43,965, and the median income for a family was $56,559. Males had a median income of $45,680 versus $34,991 for females. The per capita income for the county was $24,828. About 11.7% of families and 15.7% of the population were below the poverty line, including 22.7% of those under age 18 and 8.7% of those aged 65 or over.

Communities

Montgomerytownships.PNG
Downtown Dayton, Ohio
Downtown Dayton, the largest city in Montgomery County

Cities

Villages

Townships

  • Butler Township
  • Clay Township
  • German Township
  • Harrison Township
  • Jackson Township
  • Jefferson Township
  • Miami Township
  • Perry Township
  • Washington Township

Defunct townships

Census-designated place

Other unincorporated communities

Education

Post-secondary institutions

Public

  • Air Force Institute of Technology (actually located in Wright-Patterson AFB, Ohio).
  • Sinclair Community College
  • Wright State University (actually located in neighboring Greene County, Ohio, but uses a Dayton address).

Private

Public schools

The following public school districts are located partially or entirely in Montgomery County:

  • Local School Districts
    • Brookville Local Schools
      • Brookville High School, Brookville (the Blue Devils)
  • The Dayton Regional STEM School
    • New Lebanon Local Schools
      • Dixie High School, Dixie (the Greyhounds)
    • Jefferson Township Local Schools
      • Jefferson Township High School, Dayton (the Broncos)
    • Northridge Local School District
      • Northridge High School (the Polar Bears)
    • Mad River Local Schools
      • Walter E. Stebbins High School, Riverside (the Indians)
    • Valley View Local Schools
      • Valley View High School, Germantown (the Spartans)
  • City School Districts
    • Centerville City Schools
      • Centerville High School, Centerville (the Elks)
    • Dayton Public Schools
      • Belmont High School for Computer Technology/Engineering, Dayton (the Bison)
      • Thurgood Marshall High School for the Arts, Dayton (the Cougars)
      • Dayton Early College Academy, Dayton
      • Dunbar High School for Professional Studies, Dayton (the Wolverines)
      • Meadowdale High School for Cultural Studies/International Baccalaureate, Dayton (the Lions)
      • Stivers School for the Arts, Dayton (Tigers)
    • Huber Heights City Schools
      • Wayne High School, Huber Heights (the Warriors)
    • Kettering City School District
      • Fairmont High School, Kettering (the Firebirds)
        • (merger of the former Fairmont East and Fairmont West high schools (the East Falcons and the West Dragons)
    • Miamisburg City Schools
      • Miamisburg High School, Miamisburg (the Vikings)
    • Northmont City Schools
      • Northmont High School, Clayton (the Thunderbolts)
    • Oakwood City School District
      • Oakwood High School, Oakwood (the Lumberjacks)
    • Trotwood-Madison City Schools
      • Trotwood-Madison High School, Trotwood (the Rams)
    • Vandalia Butler City Schools
      • Butler High School, Vandalia (the Aviators)
    • West Carrollton Schools
      • West Carrollton Senior High School, West Carrollton (the Pirates)
  • Carlisle High School, Carlisle (the Indians)

Private schools

The following private high schools are located in Montgomery County:

  • Archbishop Alter High School, Kettering (the Knights) (Roman Catholic)
  • Carroll High School, Dayton (the Patriots) (Roman Catholic)
  • Chaminade Julienne High School, Dayton (Eagles) (Roman Catholic/Marianist)
  • Dayton Christian High School, Dayton (the Warriors) (nondenominational Christian)
  • Miami Valley School, Dayton (the Rams) (nonsectarian)
  • Spring Valley Academy, Centerville (Seventh-day Adventist)

See also

Kids robot.svg In Spanish: Condado de Montgomery (Ohio) para niños

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