Madison County, Ohio Facts for Kids

Quick facts for kids

Madison County

U.S. county

Madison County Courthouse

Flag

Seal

Location within the U.S. state of Ohio

Ohio's location within the U.S.

Country

United States

State

Ohio

Founded

February 16, 1810

Largest city

London

Area

• Total

467 sq mi (1,210 km²)

• Land

466 sq mi (1,210 km²)

• Water

0.8 sq mi (2 km²) 0.2%%

Population

(2020)

• Total

43,824

• Density

93.84/sq mi (36.23/km²)

Time zone

UTC−5 (Eastern)

• Summer (DST)

UTC−4 (EDT)

Congressional district

15th

Madison County is a county located in the central part of the U.S. state of Ohio. As of the 2020 census, about 43,824 people live there. Its main town, or county seat, is London. The county is named after James Madison, who was a President of the United States. It was officially created on March 1, 1810.

Madison County is part of the larger Columbus, Ohio Metropolitan Statistical Area. This means it's connected to the big city of Columbus and the areas around it. The county is also crossed by major highways, Interstate 70 and Interstate 71. These highways are important for travel and trade. Madison County is home to the Ohio Peace Officer Training Academy and the Ohio Bureau of Criminal Identification & Investigation. These are places where law enforcement officers get trained and where crimes are investigated.

History of Madison County
- Farming and Production
Geography of Madison County
- Neighboring Counties
People of Madison County
- Population Details from 2010
Libraries in Madison County
Communities of Madison County
Images for kids
See also

History of Madison County

Madison County has a rich history, especially in agriculture. In 1850, the county was home to 24 churches and one newspaper. The total population was 10,015 people. The public school system had 3,838 students.

Farming and Production

Farming was the main business in Madison County. In 1850, farmers produced a lot of food and goods. They grew 726,451 bushels of corn. They also harvested 19,308 tons of hay, which is used to feed animals. The county produced 120,696 pounds of wool from sheep. They also made 128,948 pounds of butter. By 1900, the county's population had grown to 20,590.

Geography of Madison County

Madison County is located in central Ohio. The U.S. Census Bureau says the county covers a total area of 467 square miles. Most of this area, 466 square miles, is land. Only a small part, about 0.8 square miles, is water. This means it's mostly dry land, with very few lakes or large rivers.

Neighboring Counties

Madison County shares its borders with several other counties in Ohio. Knowing these helps you understand its location better.

Union County (to the north)
Franklin County (to the east)
Pickaway County (to the southeast)
Fayette County (to the south)
Greene County (to the southwest)
Clark County (to the west)
Champaign County (to the northwest)

People of Madison County

Historical population
Census	Pop.	%±
1810	1,603	—
1820	4,799	199.4%
1830	6,190	29.0%
1840	9,025	45.8%
1850	10,015	11.0%
1860	13,015	30.0%
1870	15,633	20.1%
1880	20,129	28.8%
1890	20,057	−0.4%
1900	20,590	2.7%
1910	19,902	−3.3%
1920	19,662	−1.2%
1930	20,253	3.0%
1940	21,811	7.7%
1950	22,300	2.2%
1960	26,454	18.6%
1970	28,318	7.0%
1980	33,004	16.5%
1990	37,068	12.3%
2000	40,213	8.5%
2010	43,435	8.0%
2020	43,824	0.9%
U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2020

The population of Madison County has changed a lot over the years. The first census in 1810 counted 1,603 people. By 2020, the population had grown to 43,824. This shows how the county has developed and grown over time.

Population Details from 2010

In 2010, there were 43,435 people living in Madison County. These people lived in 14,734 households, with 10,580 of them being families. The county had about 93 people per square mile. Most people (90.6%) were white, and 6.6% were black or African American. About 1.4% of the population was of Hispanic or Latino origin.

Many people in the county have German (32.0%), Irish (16.5%), American (14.5%), or English (9.6%) backgrounds. About 34.1% of households had children under 18 living with them. The average age of people in the county was 39.1 years old. The median income for a family was $63,397. This means half of the families earned more than this, and half earned less.