County Maps US

Harrison County, Indiana

A county in Indiana, ranked 38 of 92 by population.

CountyFIPS 18061

Within Indiana
Harrison County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Corydon, the county seat, located via the 2025 Census Gazetteer.

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Population
40,437
+764 (+1.9%) since 2020
Land area
484.1
square miles. A further 0.4% of the total area is water
Population density
83.5
people per square mile, computed rather than published
County seat
Corydon
Seat of county government.
Established
1808
217 years ago
Largest city
Corydon town
Population 3,196.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Harrison County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Harrison County, Indiana from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 606 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Harrison County ranks

Position among the 92 counties of Indiana, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn IndianaNationally
Population40,43738th of 921,184th of 3,144
Land area484.1 sq mi14th of 922,139th of 3,144
Population density83.5 per sq mi47th of 921,043rd of 3,144
Median household income$74,47527th of 92874th of 3,143

Full data for Harrison County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population40,437Vintage 2025 Population Estimates
Population in 202039,673Vintage 2025 Population Estimates
2020 estimates base?39,656Vintage 2025 Population Estimates
Land area484.1 sq mi2025 Gazetteer Files
Water area2.0 sq mi2025 Gazetteer Files
Total area486.1 sq mi2025 Gazetteer Files
Population density?83.5 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$74,475American Community Survey 2020-2024 5-Year Estimates
Median home value$229,600American Community Survey 2020-2024 5-Year Estimates
Median age43.0American Community Survey 2020-2024 5-Year Estimates
Households15,497American Community Survey 2020-2024 5-Year Estimates
Housing units16,953American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-41
393 births, 434 deaths
Net migration
+291
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 6 areas bordering Harrison County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Crawford CountyIndiana37 mi10,509
Meade CountyKentucky31 mi30,699
Floyd CountyIndiana24 mi82,153
Jefferson CountyKentucky13 mi795,222
Washington CountyIndiana12 mi28,383
Hardin CountyKentucky2.9 mi113,482

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 92 counties of Indiana

Open the interactive Indiana county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.