• county
  • FIPS 18095
  • Largest town: Anderson

Madison County, Indiana

Madison County had 134,222 residents in the Census Vintage 2024 estimate, on 451.9 square miles of land. It ranks 13th of 92 in Indiana by population and 19th by land area.

Population
134,222
#13 of 92 in Indiana · #490 in US
Area
451.9 sq mi
#19 of 92 in Indiana · #2,264 in US
Density
297 / sq mi
#15 of 92 in Indiana · #439 in US
Median household income
$62,000
#65 of 92 in Indiana · #1,642 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Madison County within Indiana. Pin: Indianapolis.

Measure from here

Tools and pages that start from Madison County

Madison County population, land area and income

Madison County had 134,222 residents in the Census Vintage 2024 estimate, on 451.9 square miles of land. It ranks 13th of 92 in Indiana by population and 19th by land area. That works out to 297.0 people per square mile, 3.1 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Indiana has 34,874 residents, so Madison County is 3.8 times that size.

Its SAIPE 2023 median household income of $62,000 is below the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

134,222

3144th1st

490th of 3,144 (US)

Land area

452 sq mi

3144th1st

2264th of 3,144 (US)

Density

297.0 / sq mi

3144th1st

439th of 3,144 (US)

Median household income

$62,000

3143rd1st

1642nd of 3,143 (US)

Rank within Indiana (92)

Population

134,222

92nd1st

13th of 92 (IN)

Land area

452 sq mi

92nd1st

19th of 92 (IN)

Density

297.0 / sq mi

92nd1st

15th of 92 (IN)

Median household income

$62,000

92nd1st

65th of 92 (IN)

How Madison County's population changed since 2020

Madison County gained 4,062 residents between the July 2020 and July 2024 estimates, a rise of 3.1%. That ranks 9th of 92 in Indiana for growth. The median Indiana county changed by +0.8%, and the state as a whole by +2.0%.

Since the April 2020 estimates base, Madison County recorded 6,176 births and 7,621 deaths, a natural change of -1,445. Net international migration added +158 and net domestic migration, people moving to or from other US counties, came to +5,338. The largest single component was domestic migration, which added 5,338 people.

130.2k2020130.8k2021131.5k2022132.7k2023134.2k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
6,176
Deaths
7,621
Net international migration
+158
Net domestic migration
+5,338
Change, July 2023 to July 2024
+1,476

Where Madison County is

The Census internal point of Madison County is at 40.166200, -85.722500. It sits in UTM zone 16N. The map shades Indiana's 92 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Madison County outlined. Dots are towns of 1,000+ people with residents in it.

Vigo County: +0.0%Fayette County: -0.1%Grant County: -0.1%Noble County: +0.7%Clay County: -0.0%Fulton County: -2.3%Henry County: +0.3%Jasper County: +1.5%Carroll County: +2.0%Huntington County: +0.8%Howard County: +0.6%Tipton County: -0.4%Starke County: +0.3%Lawrence County: +0.4%Jennings County: +0.2%Jay County: -1.5%Greene County: +1.3%Blackford County: -2.4%Madison County: +3.1%Parke County: +2.1%DeKalb County: +2.4%Scott County: +1.5%Benton County: +1.7%Wells County: +2.3%Wabash County: -0.5%Union County: -2.8%Marshall County: +0.8%Putnam County: +3.1%Clinton County: -0.8%Hamilton County: +8.8%Hancock County: +10.8%Jackson County: +2.0%Hendricks County: +8.5%Johnson County: +5.1%Decatur County: -0.2%Lake County: +0.8%Newton County: +2.5%Fountain County: +2.1%Crawford County: +0.0%Perry County: +0.9%Martin County: +0.6%Dearborn County: +1.3%Morgan County: +2.8%Monroe County: +0.0%Switzerland County: +2.5%Ohio County: +1.2%Sullivan County: -0.2%Franklin County: +1.5%Adams County: +2.0%Jefferson County: -0.5%Knox County: -1.1%Ripley County: +0.8%Vanderburgh County: +0.0%Gibson County: -0.1%LaGrange County: +1.5%Dubois County: -0.0%Harrison County: +0.8%Randolph County: -0.3%Brown County: +1.1%Shelby County: +1.3%Tippecanoe County: +2.8%Daviess County: +2.2%Delaware County: +1.1%Elkhart County: +0.2%Whitley County: +1.6%Allen County: +3.4%Montgomery County: +1.8%Miami County: -0.8%St. Joseph County: +0.4%Kosciusko County: +0.6%Floyd County: +1.8%Rush County: -0.1%Wayne County: -0.2%Posey County: -0.5%Clark County: +5.0%Orange County: -0.1%Marion County: +0.5%Boone County: +10.7%Porter County: +1.5%Steuben County: +1.2%Vermillion County: +0.8%Cass County: -0.6%Owen County: +2.5%White County: +0.6%Washington County: +0.4%Pulaski County: -0.8%Pike County: -1.1%Warren County: +0.3%Warrick County: +3.7%Spencer County: +1.8%LaPorte County: -0.8%Bartholomew County: +3.1%
Change 2020 to 2024
  1. < -0.2%
  2. < +0.4%
  3. < +1.2%
  4. < +2.1%
  5. ≥ +2.1%
no data

Orange pin: Madison County internal point. Dark pin: Indianapolis.

Internal point

Decimal
40.166200, -85.722500
DMS
40°09'58.32"N 85°43'21.00"W
UTM
16N 608783.7E 4446986.4N
Geohash
dp5h924c0
Plus code
86GP578H+F2

Towns in Madison County

10 incorporated places of 1,000+ people have residents in Madison County, 87,864 people together, or 65% of the county. Each figure counts only the part of the town inside Madison County; towns marked "part" extend into another county. The largest is Anderson with 55,851.

  1. 01Anderson55,851
  2. 02Elwood (part)8,490
  3. 03Pendleton5,758
  4. 04Alexandria5,211
  5. 05Ingalls2,627
  6. 06Lapel2,516
  7. 07Chesterfield (part)2,513
  8. 08Edgewood2,077
  9. 09Frankton1,817
  10. 10Summitville1,004
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Madison County

The Census 2024 county adjacency file lists 6 neighbors for Madison County. The most populous is Hamilton County, IN, with 379,704 residents. Distances run between Census internal points in a straight line.

Distance to Indianapolis and the nearest big city

Indianapolis is 35.8 miles SW of Madison County's internal point in a straight line. The nearest place of 100,000 or more is Fishers, IN (population 103,986), 19.2 miles away. The nearest place of 10,000 or more is Anderson, IN (population 55,851), 5.5 miles away.

Madison County FIPS code

The FIPS code of Madison County is 18095: state code 18 for Indiana plus county code 095. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $62,000.

Questions people ask

What is the population of Madison County, Indiana?

The Census Vintage 2024 estimate for July 1, 2024 is 134,222. That is up 4,062 people (3.1%) from the July 2020 estimate of 130,160.

What is the FIPS code of Madison County?

18095. The first two digits (18) are Indiana; the last three (095) identify the county.

What is the largest town in Madison County?

Anderson, with 55,851 residents inside Madison County in 2024.

Which counties border Madison County?

6 county-equivalents border it in the Census 2024 adjacency file: Hamilton County, IN; Delaware County, IN; Hancock County, IN; Grant County, IN; Henry County, IN; Tipton County, IN.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.