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Population Review

Carroll County, Indiana Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 70th-largest in Indiana

The population of Carroll County, Indiana is 20,443 as of the 2023 American Community Survey, making it the 70th-largest county in Indiana. The median household income is $64,003, the median home value is $167,700, and the median age is 42.9.

The population of Carroll County has grown 2.7% since 2010 (20,200 → 20,747), a +0.19% annualized rate.

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

20,443

Population

+0.19%

Annual growth

55

People / sq mi

$64,003

Median Income

$167,700

Median Home Value

Carroll County covers 372 sq mi of land at 54.9 people per square mile.

About Carroll County, IN

Carroll County is a county in Indiana with a population of 20,443. It ranks #70 among counties in Indiana by population. The median age is 42.9, older than the national median. The population is 50.9% male and 49.1% female.

The median household income in Carroll County is $64,003, below the US median of $74,580. 4.9% of residents live below the federal poverty level. Home values sit at a median of $167,700, with monthly rent averaging $874. The homeownership rate of 80.7% is higher than the national rate of 64.8%.

Educational attainment in Carroll County reflects 15.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 25.1 minutes each way.

Carroll County Population History (2010-2024)

The county of Carroll County had a population of 20,200 in 2010 and 20,747 in 2024, a 2.7% growth over 14 years. The peak was 20,747 in 2024. Average annual growth rate: 0.19%.

2024 · 21K20102024

20,747

Population (2024)

20,200

Population (2010)

20,747

Peak (2024)

0.19%

Avg Annual Growth

YearPopulation
201020,200
201120,042
201220,112
201320,117
201419,958
201519,891
201619,966
201720,074
201820,208
201920,211
202020,331
202120,519
202220,507
202320,570
202420,747

Race & Ethnicity

White95.0%
Black or African American0.7%
Asian0.0%
Hispanic or Latino (any race)0.7%
Two or More Races0.0%

Age & Sex

42.9

Median Age

49.1%

Female

50.9%

Male

20.4%

Age 65+

Age Distribution

Under 5
5.3%
5–9
5.8%
10–14
6.4%
15–19
6.8%
20–24
5.2%
25–34
11.3%
35–44
11.7%
45–54
12.6%
55–59
6.3%
60–64
8.1%
65–74
12.1%
75–84
6.1%
85+
2.2%

Children (under 15): 17.5% · Seniors (65+): 20.4%

Income & Poverty

Median household income$64,003$-6,048 vs state
Mean household income$83,615
Per-capita income$34,366
Poverty rate4.9%-3.5% vs state
Unemployment rate1.8%
Employment-to-population60.4%

Top Industries by Employment

Manufacturing
24.0%
Professional & business services
22.8%
Construction
9.6%
Education & health care
6.6%
Arts, entertainment & food
5.5%
Finance & real estate
5.1%
Agriculture
4.6%
Public administration
4.0%

The largest employment sector in Carroll County is manufacturing, accounting for 24.0% of workers.

How residents commute

0.3%

Drive alone

0.9%

Carpool

85.3%

Public transit

5.1%

Work from home

25.1 min

Avg commute

Housing

$167,700$-33,900 vs state

Median home value

$874

Median rent

80.7%

Homeownership rate

9,539

Total housing units

84.1%

Occupied

15.9%

Vacant

19.3%

Renter-occupied

Social & access

88.2%

With health insurance

92.0%

With broadband internet

17.0%

Foreign-born

7.7%

Veterans (18+)

12.5%

With a disability

96.5%

Speak language other than English at home

Education

89.7%

High School+

15.5%

Bachelor's+

Largest cities in Indiana

Other counties in Indiana

Part of Indiana

Metro areas in Indiana

County rankings

Frequently Asked Questions

Carroll County, Indiana has a population of 20,443 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 70th-largest county in Indiana. Population density is 55 people per square mile.

The population of Carroll County has grown 2.7% since 2010 (20,200 → 20,747), a +0.19% annualized rate.

The median household income in Carroll County, Indiana is $64,003, with mean (average) household income of $83,615 and per-capita income of $34,366. 4.9% of residents live below the federal poverty level.

In Carroll County, the largest racial and ethnic groups are White (95.0%), Black or African American (0.7%), Hispanic or Latino (0.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Carroll County, Indiana is 42.9 years. Residents are 49.1% female and 50.9% male.

The median home value in Carroll County is $167,700 and median monthly rent is $874. 80.7% of occupied housing units are owner-occupied. The county has 9,539 total housing units, 15.9% of which are vacant.

The largest employment sector in Carroll County, Indiana is manufacturing, employing 24.0% of workers. The unemployment rate is 1.8%.

Indianapolis is among the largest cities associated with Carroll 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.