Kosciusko County, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 22nd-largest in Indiana
The population of Kosciusko County, Indiana is 80,357 as of the 2023 American Community Survey, making it the 22nd-largest county in Indiana. The median household income is $73,922, the median home value is $200,300, and the median age is 39.0.
The population of Kosciusko County has grown 4.3% since 2010 (77,338 → 80,669), a +0.30% annualized rate.
80,357
Population
+0.30%
Annual growth
151
People / sq mi
$73,922
Median Income
$200,300
Median Home Value
Kosciusko County covers 531 sq mi of land at 151.2 people per square mile.
About Kosciusko County, IN
Kosciusko County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 151 people per square mile. Kosciusko County is a county in Indiana with a population of 80,357. It ranks #22 among counties in Indiana by population.
Households take in a median $73,922, comfortably below the US median of $78,538. Poverty is relatively low for US counties at 6.6%, below the national 12.4%. The typical home is valued at $200,300, with typical rent around $995.
Roughly 24.6% of adults have a bachelor’s, below the national 35.0%. Remote work is below the national 14.0% at 7.7%, and the average commute runs about 20 minutes each way.
That density explains much of the rest of the profile in Kosciusko County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Kosciusko County Population History (2010-2024)
The county of Kosciusko County had a population of 77,338 in 2010 and 80,669 in 2024, a 4.3% growth over 14 years. The peak was 80,676 in 2022. Average annual growth rate: 0.30%.
80,669
Population (2024)
77,338
Population (2010)
80,676
Peak (2022)
0.30%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 77,338 |
| 2011 | 77,349 |
| 2012 | 77,605 |
| 2013 | 77,873 |
| 2014 | 78,384 |
| 2015 | 78,562 |
| 2016 | 78,764 |
| 2017 | 79,121 |
| 2018 | 79,467 |
| 2019 | 79,438 |
| 2020 | 80,161 |
| 2021 | 80,265 |
| 2022 | 80,676 |
| 2023 | 80,441 |
| 2024 | 80,669 |
Race & Ethnicity
| White | 87.9% |
| Black or African American | 0.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Age & Sex
39.0
Median Age
50.0%
Female
50.0%
Male
17.5%
Age 65+
Age Distribution
Children (under 15): 19.5% · Seniors (65+): 17.5%
Income & Poverty
| Median household income | $73,922+$3,871 vs state |
| Mean household income | $90,354 |
| Per-capita income | $36,316 |
| Poverty rate | 6.6%-1.8% vs state |
| Unemployment rate | 1.9% |
| Employment-to-population | 62.8% |
Top Industries by Employment
The largest employment sector in Kosciusko County is manufacturing, accounting for 40.5% of workers.
How residents commute
0.2%
Drive alone
2.4%
Carpool
77.5%
Public transit
7.7%
Work from home
20.4 min
Avg commute
Housing
$200,300$-1,300 vs state
Median home value
$995
Median rent
77.0%
Homeownership rate
38,587
Total housing units
82.3%
Occupied
17.7%
Vacant
23.0%
Renter-occupied
Social & access
88.9%
With health insurance
92.2%
With broadband internet
22.9%
Foreign-born
6.5%
Veterans (18+)
13.5%
With a disability
87.7%
Speak language other than English at home
Education
88.0%
High School+
24.6%
Bachelor's+
Largest cities in Indiana
Other counties in Indiana
Part of Indiana
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County rankings
Frequently Asked Questions
Kosciusko County, Indiana has a population of 80,357 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 22nd-largest county in Indiana. Population density is 151 people per square mile.
The population of Kosciusko County has grown 4.3% since 2010 (77,338 → 80,669), a +0.30% annualized rate.
The median household income in Kosciusko County, Indiana is $73,922, with mean (average) household income of $90,354 and per-capita income of $36,316. 6.6% of residents live below the federal poverty level.
In Kosciusko County, the largest racial and ethnic groups are White (87.9%), Hispanic or Latino (0.8%), Black or African American (0.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Kosciusko County, Indiana is 39.0 years. Residents are 50.0% female and 50.0% male.
The median home value in Kosciusko County is $200,300 and median monthly rent is $995. 77.0% of occupied housing units are owner-occupied. The county has 38,587 total housing units, 17.7% of which are vacant.
The largest employment sector in Kosciusko County, Indiana is manufacturing, employing 40.5% of workers. The unemployment rate is 1.9%.
Indianapolis is among the largest cities associated with Kosciusko 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.