Harrison County, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 38th-largest in Indiana
The population of Harrison County, Indiana is 39,785 as of the 2023 American Community Survey, making it the 38th-largest county in Indiana. The median household income is $72,468, the median home value is $219,200, and the median age is 43.0.
The population of Harrison County has grown 1.7% since 2010 (39,328 → 39,978), a +0.12% annualized rate.
39,785
Population
+0.12%
Annual growth
82
People / sq mi
$72,468
Median Income
$219,200
Median Home Value
Harrison County covers 484 sq mi of land at 82.2 people per square mile.
About Harrison County, IN
Harrison County is a county in Indiana with a population of 39,785. It ranks #38 among counties in Indiana by population. The median age is 43.0, older than the national median. The population is 50.3% male and 49.7% female.
The median household income in Harrison County is $72,468, near the US median of $74,580. 5.7% of residents live below the federal poverty level. Home values sit at a median of $219,200, with monthly rent averaging $861. The homeownership rate of 84.4% is higher than the national rate of 64.8%.
Educational attainment in Harrison County reflects 22.0% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.5% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 31.2 minutes each way.
Harrison County Population History (2010-2024)
The county of Harrison County had a population of 39,328 in 2010 and 39,978 in 2024, a 1.7% growth over 14 years. The peak was 40,552 in 2019. Average annual growth rate: 0.12%.
39,978
Population (2024)
39,328
Population (2010)
40,552
Peak (2019)
0.12%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 39,328 |
| 2011 | 39,187 |
| 2012 | 39,014 |
| 2013 | 39,002 |
| 2014 | 39,175 |
| 2015 | 39,537 |
| 2016 | 39,669 |
| 2017 | 39,797 |
| 2018 | 40,258 |
| 2019 | 40,552 |
| 2020 | 39,673 |
| 2021 | 39,808 |
| 2022 | 39,823 |
| 2023 | 40,011 |
| 2024 | 39,978 |
Race & Ethnicity
| White | 95.6% |
| Black or African American | 0.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.6% |
| Two or More Races | 0.0% |
Age & Sex
43.0
Median Age
49.7%
Female
50.3%
Male
18.8%
Age 65+
Age Distribution
Children (under 15): 18.3% · Seniors (65+): 18.8%
Income & Poverty
| Median household income | $72,468+$2,417 vs state |
| Mean household income | $90,148 |
| Per-capita income | $35,333 |
| Poverty rate | 5.7%-2.7% vs state |
| Unemployment rate | 2.3% |
| Employment-to-population | 58.4% |
Top Industries by Employment
The largest employment sector in Harrison County is professional & business services, accounting for 25.1% of workers.
How residents commute
0.0%
Drive alone
0.9%
Carpool
79.9%
Public transit
8.5%
Work from home
31.2 min
Avg commute
Housing
$219,200+$17,600 vs state
Median home value
$861
Median rent
84.4%
Homeownership rate
16,842
Total housing units
90.0%
Occupied
10.0%
Vacant
15.6%
Renter-occupied
Social & access
94.5%
With health insurance
90.0%
With broadband internet
40.2%
Foreign-born
8.5%
Veterans (18+)
15.4%
With a disability
97.5%
Speak language other than English at home
Education
91.8%
High School+
22.0%
Bachelor's+
Largest cities in Indiana
Other counties in Indiana
Part of Indiana
Metro areas in Indiana
County rankings
Frequently Asked Questions
Harrison County, Indiana has a population of 39,785 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 38th-largest county in Indiana. Population density is 82 people per square mile.
The population of Harrison County has grown 1.7% since 2010 (39,328 → 39,978), a +0.12% annualized rate.
The median household income in Harrison County, Indiana is $72,468, with mean (average) household income of $90,148 and per-capita income of $35,333. 5.7% of residents live below the federal poverty level.
In Harrison County, the largest racial and ethnic groups are White (95.6%), Hispanic or Latino (1.6%), Black or African American (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Harrison County, Indiana is 43.0 years. Residents are 49.7% female and 50.3% male.
The median home value in Harrison County is $219,200 and median monthly rent is $861. 84.4% of occupied housing units are owner-occupied. The county has 16,842 total housing units, 10.0% of which are vacant.
The largest employment sector in Harrison County, Indiana is professional, scientific, and management services, employing 25.1% of workers. The unemployment rate is 2.3%.
Indianapolis is among the largest cities associated with Harrison County, Indiana, with a population of 882,043.
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Statewide data for Indiana
Population, race, income, age, and trends across Indiana
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.