• county
  • FIPS 18019
  • Largest town: Jeffersonville

Clark County, Indiana

Clark County had 127,479 residents in the Census Vintage 2024 estimate, on 372.5 square miles of land. It ranks 14th of 92 in Indiana by population and 63rd by land area.

Population
127,479
#14 of 92 in Indiana · #514 in US
Area
372.5 sq mi
#63 of 92 in Indiana · #2,625 in US
Density
342 / sq mi
#14 of 92 in Indiana · #390 in US
Median household income
$71,718
#27 of 92 in Indiana · #877 in US

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

Clark County within Indiana. Pin: Indianapolis.

Measure from here

Tools and pages that start from Clark County

Clark County population, land area and income

Clark County had 127,479 residents in the Census Vintage 2024 estimate, on 372.5 square miles of land. It ranks 14th of 92 in Indiana by population and 63rd by land area. That works out to 342.2 people per square mile, 3.6 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Indiana has 34,874 residents, so Clark County is 3.7 times that size.

Its SAIPE 2023 median household income of $71,718 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

127,479

3144th1st

514th of 3,144 (US)

Land area

372 sq mi

3144th1st

2625th of 3,144 (US)

Density

342.2 / sq mi

3144th1st

390th of 3,144 (US)

Median household income

$71,718

3143rd1st

877th of 3,143 (US)

Rank within Indiana (92)

Population

127,479

92nd1st

14th of 92 (IN)

Land area

372 sq mi

92nd1st

63rd of 92 (IN)

Density

342.2 / sq mi

92nd1st

14th of 92 (IN)

Median household income

$71,718

92nd1st

27th of 92 (IN)

How Clark County's population changed since 2020

Clark County gained 6,102 residents between the July 2020 and July 2024 estimates, a rise of 5.0%. That ranks 6th 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, Clark County recorded 5,972 births and 6,296 deaths, a natural change of -324. Net international migration added +586 and net domestic migration, people moving to or from other US counties, came to +6,033. The largest single component was domestic migration, which added 6,033 people.

121.4k2020122.9k2021124.3k2022125.7k2023127.5k2024
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
5,972
Deaths
6,296
Net international migration
+586
Net domestic migration
+6,033
Change, July 2023 to July 2024
+1,793

Where Clark County is

The Census internal point of Clark County is at 38.476200, -85.711100. 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 Clark 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: Clark County internal point. Dark pin: Indianapolis.

Internal point

Decimal
38.476200, -85.711100
DMS
38°28'34.32"N 85°42'39.96"W
UTM
16N 612428.5E 4259439.4N
Geohash
dng4cs7h4
Plus code
86CPF7GQ+FH

Towns in Clark County

5 incorporated places of 1,000+ people have residents in Clark County, 94,823 people together, or 74% of the county. Each figure counts only the part of the town inside Clark County; towns marked "part" extend into another county. The largest is Jeffersonville with 52,912.

  1. 01Jeffersonville52,912
  2. 02Clarksville22,041
  3. 03Sellersburg10,057
  4. 04Charlestown8,559
  5. 05Utica1,254
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Clark County

The Census 2024 county adjacency file lists 7 neighbors for Clark County, including 3 across a state line. The most populous is Jefferson County, KY, with 793,881 residents. Distances run between Census internal points in a straight line.

Distance to Indianapolis and the nearest big city

Indianapolis is 92.5 miles NNW of Clark County's internal point in a straight line. The nearest place of 100,000 or more is Louisville/Jefferson County, KY (population 640,796), 21.7 miles away. The nearest place of 10,000 or more is Sellersburg, IN (population 10,057), 6.3 miles away.

Clark County FIPS code

The FIPS code of Clark County is 18019: state code 18 for Indiana plus county code 019. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $71,718.

Questions people ask

What is the population of Clark County, Indiana?

The Census Vintage 2024 estimate for July 1, 2024 is 127,479. That is up 6,102 people (5.0%) from the July 2020 estimate of 121,377.

What is the FIPS code of Clark County?

18019. The first two digits (18) are Indiana; the last three (019) identify the county.

What is the largest town in Clark County?

Jeffersonville, with 52,912 residents inside Clark County in 2024.

Which counties border Clark County?

7 county-equivalents border it in the Census 2024 adjacency file: Jefferson County, KY; Floyd County, IN; Oldham County, KY; Jefferson County, IN; Washington County, IN; Scott County, IN; Trimble County, KY.

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.