Madison County, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 13th-largest in Indiana
The population of Madison County, Indiana is 130,949 as of the 2023 American Community Survey, making it the 13th-largest county in Indiana. The median household income is $62,632, the median home value is $147,700, and the median age is 40.8.
The population of Madison County has grown 2.0% since 2010 (131,621 → 134,222), a +0.14% annualized rate.
130,949
Population
+0.14%
Annual growth
290
People / sq mi
$62,632
Median Income
$147,700
Median Home Value
Madison County covers 452 sq mi of land at 289.8 people per square mile.
About Madison County, IN
Madison County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 290 people per square mile. Madison County is a county in Indiana with a population of 130,949. It ranks #13 among counties in Indiana by population.
Household earnings are middling, with a median of $62,632 — below the US median of $78,538. The poverty rate is 9.5%, below the national 12.4%. The typical home is valued at $147,700, with typical rent around $926.
Roughly 20.1% of adults have a bachelor’s, below the national 35.0%. Around 9.5% of workers work from home, below the national 14.0%, and the average commute runs about 26 minutes each way.
That density explains much of the rest of the profile in Madison County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Madison County Population History (2010-2024)
The county of Madison County had a population of 131,621 in 2010 and 134,222 in 2024, a 2.0% growth over 14 years. The peak was 134,222 in 2024. Average annual growth rate: 0.14%.
134,222
Population (2024)
131,621
Population (2010)
134,222
Peak (2024)
0.14%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 131,621 |
| 2011 | 131,013 |
| 2012 | 130,216 |
| 2013 | 130,331 |
| 2014 | 129,773 |
| 2015 | 129,436 |
| 2016 | 129,360 |
| 2017 | 129,465 |
| 2018 | 129,509 |
| 2019 | 129,416 |
| 2020 | 130,160 |
| 2021 | 130,846 |
| 2022 | 131,524 |
| 2023 | 132,746 |
| 2024 | 134,222 |
Race & Ethnicity
| White | 84.8% |
| Black or African American | 6.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.5% |
| Two or More Races | 0.0% |
Age & Sex
40.8
Median Age
49.6%
Female
50.4%
Male
18.6%
Age 65+
Age Distribution
Children (under 15): 17.6% · Seniors (65+): 18.6%
Income & Poverty
| Median household income | $62,632$-7,419 vs state |
| Mean household income | $79,953 |
| Per-capita income | $33,425 |
| Poverty rate | 9.5%+1.1% vs state |
| Unemployment rate | 3.4% |
| Employment-to-population | 56.6% |
Top Industries by Employment
The largest employment sector in Madison County is professional & business services, accounting for 22.7% of workers.
How residents commute
0.4%
Drive alone
1.4%
Carpool
76.8%
Public transit
9.5%
Work from home
26.4 min
Avg commute
Housing
$147,700$-53,900 vs state
Median home value
$926
Median rent
70.0%
Homeownership rate
59,075
Total housing units
89.5%
Occupied
10.5%
Vacant
30.0%
Renter-occupied
Social & access
92.0%
With health insurance
93.6%
With broadband internet
19.7%
Foreign-born
7.9%
Veterans (18+)
20.3%
With a disability
95.3%
Speak language other than English at home
Education
90.5%
High School+
20.1%
Bachelor's+
Largest cities in Indiana
Other counties in Indiana
Part of Indiana
Metro areas in Indiana
County rankings
Frequently Asked Questions
Madison County, Indiana has a population of 130,949 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest county in Indiana. Population density is 290 people per square mile.
The population of Madison County has grown 2.0% since 2010 (131,621 → 134,222), a +0.14% annualized rate.
The median household income in Madison County, Indiana is $62,632, with mean (average) household income of $79,953 and per-capita income of $33,425. 9.5% of residents live below the federal poverty level.
In Madison County, the largest racial and ethnic groups are White (84.8%), Black or African American (6.3%), Hispanic or Latino (2.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Madison County, Indiana is 40.8 years. Residents are 49.6% female and 50.4% male.
The median home value in Madison County is $147,700 and median monthly rent is $926. 70.0% of occupied housing units are owner-occupied. The county has 59,075 total housing units, 10.5% of which are vacant.
The largest employment sector in Madison County, Indiana is professional, scientific, and management services, employing 22.7% of workers. The unemployment rate is 3.4%.
Indianapolis is among the largest cities associated with Madison County, Indiana, with a population of 882,043.
Madison County, IN Climate
Madison County, IN has an average annual temperature of 10.4°C (51°F) and receives about 998 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
10.4°C
Avg Temp
998
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -4° / 24° | 53 mm |
| February | -2° / 28° | 56 mm |
| March | 4° / 39° | 82 mm |
| April | 10° / 50° | 98 mm |
| May | 16° / 61° | 103 mm |
| June | 21° / 70° | 99 mm |
| July | 23° / 74° | 108 mm |
| August | 22° / 72° | 91 mm |
| September | 18° / 65° | 74 mm |
| October | 12° / 53° | 71 mm |
| November | 5° / 42° | 89 mm |
| December | -1° / 30° | 74 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Madison County, IN
The most comfortable months to visit Madison County, IN are typically June, August and September, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -9°C low). July is usually the wettest month.
Where to stay near Madison County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.