Madison County, Ohio

County in OH, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

44,423

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

41.5

years ∙ half population younger than 41.5, half older

Diversity Index

25.2%

chance two random people differ in race and ethnicity

Nativity

2.2%

foreign-born population

97.8%Native

2.2% Foreign-born

Geographic Context

Location, size, and surroundings

About

Madison County is a county in Ohio, United States.

Location

County in OH, US

Co-ordinates

DEC39.896610° N, 83.400887° W

DMS39° 53′ 47.80″ N, 83° 24′ 03.19″ W

Population Density & area

95.19/sq mi (36.75/km²)

Total Area

467.5 sq mi (1,210.8 km²)

Land Area

466.7 sq mi (1,208.7 km²) · 99.82%

Water Area

0.8 sq mi (2.1 km²) · 0.18%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

55.1% male

Male 55.1%

Female 44.9%

males per 100 females

Madison County 122.7

Ohio 97.3

United States 98

Nativity

2.2%

foreign-born population

97.8%Native

2.2% Foreign-born

% Foreign-born

Madison County 2.2%

Ohio 5.2%

United States 14.1%

Age Distribution

How the population is spread across age groups

Median Age

41.5

years ∙ half population younger than 41.5, half older

Madison County

41.5

Ohio

39.7

United States

38.9

Dependency ratio

57.3

dependents per 100 working-age adults

Madison County 57.3

Ohio 67.4

United States 64.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Madison County	Ohio	United States
Age Group
Children (Under 18)	19.9%	22%	22%
Working age (18-64)	63.6%	59.7%	60.8%
Senior (65+)	16.5%	18.3%	17.2%
Dependency ratio
Total dependency ratio	57.3	67.4	64.4
Child dependency ratio	31.4	36.9	36.1
Old-age dependency ratio	25.9	30.6	28.3

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

86.2%

Black

4.3%

Asian

1.3%

Hispanic

3.1%

Other

5.1%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

25.2%

chance two random people differ in race and ethnicity

Madison County 25.2%

Ohio 40.6%

United States 61.4%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Madison County population

	Madison County	Ohio	United States
Hispanic or Latino	3.1%	4.8%	19.3%
Mexican	2.1%	2%	11.3%
Puerto Rican	0.4%	1.2%	1.8%
Cuban	0.2%	0.1%	0.8%
Other Hispanic / Latino	0.5%	1.4%	5.5%
Not Hispanic or Latino	96.9%	95.2%	80.7%
One race	92.4%	90.9%	76.4%
White	86.2%	75.8%	57.4%
Black or African American	4.3%	12%	11.9%
American Indian and Alaska Native	0.2%	0.1%	0.5%
Asian	1.3%	2.5%	5.9%
Native Hawaiian and Other Pacific Islander	0%	0%	0.2%
Some Other Race	0.4%	0.4%	0.6%
Two or more races (Multiracial)	4.5%	4.3%	4.3%

Household & Families Composition

Household size, type, and family structure

Household structure

68.7% family

Family 68.7%

Non family 31.3%

% family households

Madison County 68.7%

Ohio 61.2%

United States 64.2%

Average household size

2.55

persons per household

Madison County

2.55

Ohio

2.37

United States

2.53

Household & Family COMPOSITION

Households

Percentage of Madison County population

	Madison County	Ohio	United States
Total households	15,686	4,863,191	129,227,496
Average houshold size	2.55	2.37	2.53
Family households	10,775	2,976,515	82,990,528
Average family size	3.04	3.01	3.14
Married couple family	8,173	2,158,670	60,637,388
Other families	2,602	817,845	22,353,140
Male householder	785	235,478	6,572,819
Female householder	1,817	582,367	15,780,321
Non-family households	4,911	1,886,676	46,236,968
One-person households	4,065	1,556,005	37,140,836
Male householder	1,863	716,929	16,871,444
Senior (65+) living alone	551	227,267	5,225,110
Female householder	2,202	839,076	20,269,392
Senior (65+) living alone	1,163	427,631	10,089,070
Other living arrangements	846	330,671	9,096,132

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

16,519

housing units

Madison County 16,519

Ohio 5,292,391

United States 143,775,355

Occupancy status

95% occupied

Occupied 95%

Vacant 5%

vacancy rate

Madison County 5%

Ohio 8.1%

United States 10.1%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

82%

Single family houses

82%

Apartments in multi-unit structures

13.8%

Mobile homes

4.2%

Boat, RV, van, etc

Median Year Built

1977

Half of houses were built before 1977, and half after.

Historic ∙ 1939 or earlier

19.2%

Postwar & mid-century ∙ 1940 - 1969

23.1%

Late 20th century ∙ 1970 - 1999

38.2%

Modern ∙ 2000 or later

19.5%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Madison County	Ohio	United States
Rooms per unit
Median rooms	5.9	5.9	5.5
1–3 rooms	8.5%	10.7%	15.1%
4–6 rooms	54%	50.1%	51.6%
7+ rooms	37.5%	39.3%	33.4%
Bedrooms
No bedroom / studio	1.5%	1.7%	2.9%
1 bedroom	5.8%	9.4%	10.9%
2 bedrooms	23.8%	25.4%	25%
3 bedrooms	48.7%	41.6%	38.7%
4+ bedrooms	20.2%	21.9%	22.4%
At a glance
Median year built	1977	1971	1981
Total housing units	16,519	5,292,391	143,775,355

Occupancy Profile

Who is inside and how they use it

Homeownership

77.5% owners

Renter-occupied 22.5%

Owner-occupied 77.5%

homeownership rate

Madison County 77.5%

Ohio 67.2%

United States 65.2%

Average household size

2.63

Owner-occupied

2.26

Renter-occupied

owner-occupied average size

Madison County 2.63

Ohio 2.5

United States 2.64

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Madison County	Ohio	United States
Total occupied units	15,686	4,863,191	129,227,496
Year moved in
2020 or later	19.8%	22.8%	24.8%
2010 to 2019	40.8%	38.6%	39.6%
2000 to 2009	17.2%	16.5%	16.4%
1999 or earlier	22.3%	22.1%	19.1%
Occupants per room
1.00 or fewer	99.3%	98.5%	96.6%
1.01 to 1.50	0.6%	1.1%	2.2%
1.51 or more	0.1%	0.4%	1.2%
Vehicles availability
No vehicles	3.3%	7.5%	8.4%
1 vehicle	29.5%	34%	33.1%
2 vehicles	39.4%	37.4%	36.6%
3 or more vehicles	27.8%	21.2%	21.9%
House heating fuel used
Gas	66.9%	69.6%	51.4%
Electricity	27.6%	26%	41.3%
Solar	0%	0%	0.3%
Fuel oil, kerosene etc	2.5%	1.7%	3.9%
All other fuels	2.8%	2.2%	2%
No fuel used	0.1%	0.5%	1.2%
Selected characteristics
Lacking complete plumbing	0.1%	0.4%	0.4%
Lacking complete kitchen	0.9%	0.9%	0.8%
No telephone service available	0.5%	0.8%	0.9%

Housing Value

What owner-occupied units are worth

Median home value

$250,100

owner-occupied units

Median value(USD)

Madison County

$250,100

Ohio

$214,800

United States

$332,700

Housing Cost Burden

19.4%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

19.4%

Owners without a mortgage

11.6%

Renters

42.3%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Madison County	Ohio	United States
Property value
Median Value	$250,100	$214,800	$332,700
Under $100,000	10.9%	16.3%	11.4%
$100,000 - $200,000	26.5%	29.7%	15.8%
$200,000 - $300,000	24.5%	23.3%	17.8%
$300,000 - $500,000	26.4%	21.8%	26.9%
$500,000 - $1,000,000	10.3%	7.7%	20.9%
$1,000,000 and more	1.4%	1.2%	7.1%
Owner-occupied households
With a mortgage	67.3%	60.6%	60.6%
Without a mortgage	32.7%	39.4%	39.4%
Median monthly owner costs
With a mortgage	$1,582	$1,517	$1,963
Without a mortgage	$618	$588	$638
Gross rent
Median rent	$943	$1,034	$1,413

Education Profile

How educated is the community and how education pays off

Adults with a college degree

24.2%

of adults 25+ with a bachelor's degree or higher

Madison County 24.2%

Ohio 31.5%

United States 35.7%

Adults without a high school diploma

10.4%

of adults (25+) without a high school diploma

Madison County 10.4%

Ohio 8.1%

United States 10.4%

School Enrollment

Who is enrolled in school and at what level

School enrollment

9,074

population (age 3+) enrolled in school

Nursery / Preschool

5.6%

K–12

75%

College / Undergraduate

15.5%

Graduate / Professional

3.9%

College-going rate (18-24 yr olds)

21.2%

of 18-24-year-olds in college or graduate school

Madison County

21.2%

Ohio

38.1%

United States

40.9%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Madison County	Ohio	United States
Total enrolled (age 3+)	9,074	2,715,174	80,089,790
Nursery / preschool	5.6%	6%	5.7%
K–12	75%	69.7%	67.6%
Kindergarten	6.3%	5.3%	5%
Elementary: Grades 1–4	21.9%	20.8%	19.8%
Elementary: Grades 5–8	20.1%	21.6%	21%
High School: Grades 9–12	26.7%	22.1%	21.7%
College or graduate school	19.4%	24.3%	26.7%
College, undergraduate	15.5%	19.1%	21%
Graduate, professional school	3.9%	5.2%	5.8%
College-going rate · 18-24 yr olds	21.2%	38.1%	40.9%
School type
Public school	85.3%	80.9%	82%
Private school	14.7%	19.1%	18%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

32,247

population 25 years and over

Total adults (25+)

Less than 9th grade

2.3%

9th-12th, no diploma

8.1%

HS graduate

37.2%

Some college no degree

20.4%

Associates degree

7.8%

Bachelors degree

16.7%

Graduate or professional degree

7.5%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

63.4% · 36.6%

9th-12th, no diploma

63.7% · 36.3%

HS graduate

57.6% · 42.4%

Some college no degree

57.3% · 42.7%

Associates degree

55% · 45%

Bachelors degree

53% · 47%

Graduate or professional degree

37.3% · 62.7%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Madison County	Ohio	United States
Population (25+)	32,247	8,162,216	230,807,303
Less than 9th grade	2.3%	2.6%	4.7%
9th–12th, no diploma	8.1%	5.5%	5.7%
High school diploma or GED	37.2%	32.1%	26%
Some college, no degree	20.4%	19.3%	19.1%
Associate's degree	7.8%	9%	8.8%
Bachelor's degree or higher	24.2%	31.5%	35.7%
Bachelor's degree	16.7%	19.3%	21.6%
Graduate or professional	7.5%	12.2%	14.1%
High School or higher	89.6%	91.8%	89.6%

Earnings by education level

percentage as applicable

Median Earnings

$52,849

Median earnings for adults 25+, by level

Less than HS graduate

$31,271

HS graduate

$44,859

Some college or associates

$52,508

Bachelors degree

$78,427

Graduate or professional degree

$81,240

Poverty Rate

2.3%

for ages 25+, with bachelors degree or higher

Less than HS graduate

18.4%

HS graduate

9.1%

Some college or associates

Bachelors degree or higher

2.3%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Madison County	Ohio	United States
Median earnings
Population 25+, with earnings	$52,849	$50,614	$52,696
Less than high school graduate	$31,271	$32,025	$32,485
High school graduate (includes equivalency)	$44,859	$39,940	$40,153
Some college or associate's degree	$52,508	$45,998	$47,260
Bachelor's degree	$78,427	$66,950	$70,044
Graduate or professional degree	$81,240	$84,072	$90,720
Poverty rates
Less than high school graduate	18.4%	28.4%	24.2%
High school graduate (includes equivalency)	9.1%	14.2%	14.4%
Some college or associate's degree	6%	10.5%	9.8%
Bachelor's degree or higher	2.3%	4.2%	4.5%

Insights for Madison County, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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