Madison County, Ohio Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 54th-largest in Ohio
The population of Madison County, Ohio is 44,126 as of the 2023 American Community Survey, making it the 54th-largest county in Ohio. The median household income is $83,229, the median home value is $231,400, and the median age is 41.5.
The population of Madison County has grown 4.8% since 2010 (43,434 → 45,531), a +0.34% annualized rate.
44,126
Population
+0.34%
Annual growth
95
People / sq mi
$83,229
Median Income
$231,400
Median Home Value
Madison County covers 467 sq mi of land at 94.6 people per square mile.
About Madison County, OH
Madison County is distinguished by its share of foreign-born residents, 13.8% of the population. With 44,126 residents, Madison County is a county in Ohio.
Median household income is $83,229, above the US median of $78,538. Only 6.6% of residents live in poverty, below the national 12.4%. Home values run above average at $231,400, with typical rent around $944.
Roughly 22.4% of adults have a bachelor’s, below the national 35.0%. About 12.9% of workers primarily work from home, below the national 14.0%, and the average commute runs about 26 minutes each way.
Madison County Population History (2010-2024)
The county of Madison County had a population of 43,434 in 2010 and 45,531 in 2024, a 4.8% growth over 14 years. The peak was 45,531 in 2024. Average annual growth rate: 0.35%.
45,531
Population (2024)
43,434
Population (2010)
45,531
Peak (2024)
0.35%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 43,434 |
| 2011 | 43,120 |
| 2012 | 42,996 |
| 2013 | 43,263 |
| 2014 | 43,988 |
| 2015 | 44,149 |
| 2016 | 43,400 |
| 2017 | 44,077 |
| 2018 | 44,393 |
| 2019 | 44,812 |
| 2020 | 43,858 |
| 2021 | 44,447 |
| 2022 | 43,613 |
| 2023 | 44,668 |
| 2024 | 45,531 |
Race & Ethnicity
| White | 87.5% |
| Black or African American | 4.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.4% |
| Two or More Races | 0.0% |
Age & Sex
41.5
Median Age
45.0%
Female
55.0%
Male
16.1%
Age 65+
Age Distribution
Children (under 15): 16.5% · Seniors (65+): 16.1%
Income & Poverty
| Median household income | $83,229+$13,549 vs state |
| Mean household income | $99,213 |
| Per-capita income | $36,265 |
| Poverty rate | 6.6%-2.6% vs state |
| Unemployment rate | 2.3% |
| Employment-to-population | 55.2% |
Top Industries by Employment
The largest employment sector in Madison County is manufacturing, accounting for 16.3% of workers.
How residents commute
0.3%
Drive alone
1.2%
Carpool
77.4%
Public transit
12.9%
Work from home
25.5 min
Avg commute
Housing
$231,400+$32,200 vs state
Median home value
$944
Median rent
75.9%
Homeownership rate
16,361
Total housing units
93.9%
Occupied
6.1%
Vacant
24.1%
Renter-occupied
Social & access
92.4%
With health insurance
94.1%
With broadband internet
13.8%
Foreign-born
7.8%
Veterans (18+)
14.8%
With a disability
94.6%
Speak language other than English at home
Education
88.9%
High School+
22.4%
Bachelor's+
Largest cities in Ohio
Other counties in Ohio
Part of Ohio
Metro areas in Ohio
County rankings
Frequently Asked Questions
Madison County, Ohio has a population of 44,126 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 54th-largest county in Ohio. Population density is 95 people per square mile.
The population of Madison County has grown 4.8% since 2010 (43,434 → 45,531), a +0.34% annualized rate.
The median household income in Madison County, Ohio is $83,229, with mean (average) household income of $99,213 and per-capita income of $36,265. 6.6% of residents live below the federal poverty level.
In Madison County, the largest racial and ethnic groups are White (87.5%), Black or African American (4.7%), Hispanic or Latino (2.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Madison County, Ohio is 41.5 years. Residents are 45.0% female and 55.0% male.
The median home value in Madison County is $231,400 and median monthly rent is $944. 75.9% of occupied housing units are owner-occupied. The county has 16,361 total housing units, 6.1% of which are vacant.
The largest employment sector in Madison County, Ohio is manufacturing, employing 16.3% of workers. The unemployment rate is 2.3%.
Columbus is among the largest cities associated with Madison County, Ohio, with a population of 906,480.
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Population, race, income, age, and trends across Ohio
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.