Montgomery County, Ohio Facts for Kids

Quick facts for kids

Montgomery County

Current Montgomery County Courthouse

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Location within the U.S. state of Ohio

Ohio's location within the U.S.

Country

United States

State

Ohio

Founded

May 1, 1803

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

• Estimate

(2021)

535,840

• Density

1,158.0/sq mi (447.1/km²)

Time zone

UTC−5 (Eastern)

• Summer (DST)

UTC−4 (EDT)

Congressional district

10th

Montgomery County is a county in the southwestern part of Ohio, a state in the United States. In 2020, about 537,309 people lived here. This makes it the fifth-largest county in Ohio by population.

The main city and county seat is Dayton. The county is named after Richard Montgomery. He was an important general during the American Revolutionary War. General Montgomery died in 1775 while trying to capture Quebec City, Canada. Montgomery County is also part of the larger Dayton Metropolitan Statistical Area.

Geography
Population Information
Education
Communities
Images for kids
See also

Geography

Montgomery County covers a total area of about 464 square miles. Most of this area, about 462 square miles, is land. The rest, about 2.8 square miles, is water. This means only a small part (0.6%) of the county is water.

Neighboring Counties

Montgomery County shares its borders with several other counties:

Miami County (to the north)
Clark County (to the northeast)
Greene County (to the east)
Warren County (to the south)
Butler County (to the southwest)
Preble County (to the west)
Darke County (to the northwest)

Main Roads

Many important highways run through Montgomery County. These roads help people travel easily across the county and to other parts of Ohio.

Interstate 70
Interstate 75
Interstate 675
U.S. Route 35
U.S. Route 40
State Route 4
State Route 48
State Route 49

Protected Areas

Part of the Dayton Aviation Heritage National Historical Park is located in Montgomery County. This park helps protect important places related to aviation history.

Population Information

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%
2021 (est.)	535,840	0.1%
U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2020

In 2020, Montgomery County had a population of 537,309 people. This means it is a busy and populated area. The county has grown a lot since it was founded. For example, in 1810, only 7,722 people lived there.

Education

Montgomery County has many schools and colleges. These institutions help students learn and grow.

Colleges and Universities

There are several places for higher education in the county:

Public Colleges

Air Force Institute of Technology (located at Wright-Patterson AFB, Ohio)
Sinclair Community College
Wright State University (even though it has a Dayton address, it's mostly in Greene County, Ohio)

Private Colleges

University of Dayton
Kettering College of Medical Arts
The Miami Valley School

Public Schools

Many public school districts serve students in Montgomery County. Here are some of them:

Local School Districts
- Brookville Local Schools
  - Brookville High School (the Blue Devils)
- Carlisle Local School District
  - Carlisle High School (the Indians)
- Jefferson Township Local Schools
  - Jefferson Township High School (the Broncos)
- New Lebanon Local Schools
  - Dixie High School (the Greyhounds)
- Northmont City School District
- Northridge Local School District
  - Northridge High School (the Polar Bears)
- Mad River Local Schools
  - Walter E. Stebbins High School (the Indians)
- Valley View Local Schools
  - Valley View High School (the Spartans)

City School Districts
- Centerville City Schools
  - Centerville High School (the Elks)
- Dayton Public Schools
  - Dunbar High School (the Wolverines)
  - Meadowdale High School (the Lions)
  - Stivers School for the Arts (Tigers)
- Huber Heights City Schools
  - Wayne High School (the Warriors)
- Kettering City School District
  - Fairmont High School (the Firebirds)
- Miamisburg City Schools
  - Miamisburg High School (the Vikings)
- Northmont City Schools
  - Northmont High School (the Thunderbolts)
- Oakwood City School District
  - Oakwood High School (the Lumberjacks)
- Trotwood-Madison City Schools
  - Trotwood-Madison High School (the Rams)
- Vandalia Butler City Schools
  - Butler High School (the Aviators)
- West Carrollton Schools
  - West Carrollton Senior High School (the Pirates)