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Population Review

Franklin County, Indiana Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 67th-largest in Indiana

The population of Franklin County, Indiana is 22,929 as of the 2023 American Community Survey, making it the 67th-largest county in Indiana. The median household income is $79,702, the median home value is $236,700, and the median age is 42.3.

The population of Franklin County has grown 0.3% since 2010 (23,058 → 23,136), a +0.02% annualized rate.

Franklin County within Indiana · Source: US Census TIGER/Line via us-atlas

22,929

Population

+0.02%

Annual growth

60

People / sq mi

$79,702

Median Income

$236,700

Median Home Value

Franklin County covers 384 sq mi of land at 59.6 people per square mile.

About Franklin County, IN

Franklin County is a county in Indiana with a population of 22,929. It ranks #67 among counties in Indiana by population. The median age is 42.3, older than the national median. The population is 49.7% male and 50.3% female.

The median household income in Franklin County is $79,702, above the US median of $74,580. 5.1% of residents live below the federal poverty level. Home values sit at a median of $236,700, with monthly rent averaging $803. The homeownership rate of 81.5% is higher than the national rate of 64.8%.

Educational attainment in Franklin County reflects 19.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 10.3% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 34.1 minutes each way.

Franklin County Population History (2010-2024)

The county of Franklin County had a population of 23,058 in 2010 and 23,136 in 2024, a 0.3% growth over 14 years. The peak was 23,174 in 2023. Average annual growth rate: 0.02%.

2023 · 23K20102024

23,136

Population (2024)

23,058

Population (2010)

23,174

Peak (2023)

0.02%

Avg Annual Growth

YearPopulation
201023,058
201123,041
201223,036
201322,980
201422,993
201522,953
201622,774
201722,702
201822,752
201922,763
202022,789
202122,892
202223,107
202323,174
202423,136

Race & Ethnicity

White96.4%
Black or African American0.1%
Asian0.0%
Hispanic or Latino (any race)0.5%
Two or More Races0.0%

Age & Sex

42.3

Median Age

50.3%

Female

49.7%

Male

19.7%

Age 65+

Age Distribution

Under 5
5.8%
5–9
5.9%
10–14
6.7%
15–19
6.3%
20–24
5.4%
25–34
11.0%
35–44
11.2%
45–54
13.3%
55–59
6.7%
60–64
8.0%
65–74
12.2%
75–84
5.6%
85+
1.9%

Children (under 15): 18.4% · Seniors (65+): 19.7%

Income & Poverty

Median household income$79,702+$9,651 vs state
Mean household income$93,222
Per-capita income$38,014
Poverty rate5.1%-3.3% vs state
Unemployment rate2.0%
Employment-to-population60.8%

Top Industries by Employment

Professional & business services
23.1%
Manufacturing
22.3%
Construction
10.4%
Finance & real estate
6.6%
Information
5.7%
Education & health care
5.2%
Retail trade
5.1%
Arts, entertainment & food
4.3%

The largest employment sector in Franklin County is professional & business services, accounting for 23.1% of workers.

How residents commute

0.0%

Drive alone

2.4%

Carpool

78.3%

Public transit

10.3%

Work from home

34.1 min

Avg commute

Housing

$236,700+$35,100 vs state

Median home value

$803

Median rent

81.5%

Homeownership rate

9,749

Total housing units

93.7%

Occupied

6.3%

Vacant

18.5%

Renter-occupied

Social & access

93.0%

With health insurance

90.1%

With broadband internet

46.8%

Foreign-born

9.0%

Veterans (18+)

13.9%

With a disability

97.2%

Speak language other than English at home

Education

88.7%

High School+

19.5%

Bachelor's+

Largest cities in Indiana

Other counties in Indiana

Part of Indiana

Metro areas in Indiana

County rankings

Frequently Asked Questions

Franklin County, Indiana has a population of 22,929 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 67th-largest county in Indiana. Population density is 60 people per square mile.

The population of Franklin County has grown 0.3% since 2010 (23,058 → 23,136), a +0.02% annualized rate.

The median household income in Franklin County, Indiana is $79,702, with mean (average) household income of $93,222 and per-capita income of $38,014. 5.1% of residents live below the federal poverty level.

In Franklin County, the largest racial and ethnic groups are White (96.4%), Hispanic or Latino (0.5%), Black or African American (0.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Franklin County, Indiana is 42.3 years. Residents are 50.3% female and 49.7% male.

The median home value in Franklin County is $236,700 and median monthly rent is $803. 81.5% of occupied housing units are owner-occupied. The county has 9,749 total housing units, 6.3% of which are vacant.

The largest employment sector in Franklin County, Indiana is professional, scientific, and management services, employing 23.1% of workers. The unemployment rate is 2.0%.

Indianapolis is among the largest cities associated with Franklin County, Indiana, with a population of 882,043.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.