LaGrange County, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 37th-largest in Indiana
The population of LaGrange County, Indiana is 40,596 as of the 2023 American Community Survey, making it the 37th-largest county in Indiana. The median household income is $83,741, the median home value is $249,500, and the median age is 32.5.
The population of LaGrange County has grown 10.7% since 2010 (37,159 → 41,122), a +0.73% annualized rate.
40,596
Population
+0.73%
Annual growth
107
People / sq mi
$83,741
Median Income
$249,500
Median Home Value
LaGrange County covers 380 sq mi of land at 106.9 people per square mile.
About LaGrange County, IN
LaGrange County is a county in Indiana with a population of 40,596. It ranks #37 among counties in Indiana by population. The median age is 32.5, younger than the national median. The population is 50.8% male and 49.2% female.
The median household income in LaGrange County is $83,741, above the US median of $74,580. 5.6% of residents live below the federal poverty level. Home values sit at a median of $249,500, with monthly rent averaging $816. The homeownership rate of 81.8% is higher than the national rate of 64.8%.
Educational attainment in LaGrange County reflects 11.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 22.0 minutes each way.
LaGrange County Population History (2010-2024)
The county of LaGrange County had a population of 37,159 in 2010 and 41,122 in 2024, a 10.7% growth over 14 years. The peak was 41,122 in 2024. Average annual growth rate: 0.73%.
41,122
Population (2024)
37,159
Population (2010)
41,122
Peak (2024)
0.73%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 37,159 |
| 2011 | 37,470 |
| 2012 | 37,663 |
| 2013 | 38,089 |
| 2014 | 38,436 |
| 2015 | 38,620 |
| 2016 | 39,122 |
| 2017 | 39,247 |
| 2018 | 39,425 |
| 2019 | 39,771 |
| 2020 | 40,533 |
| 2021 | 40,527 |
| 2022 | 40,865 |
| 2023 | 40,979 |
| 2024 | 41,122 |
Race & Ethnicity
| White | 94.5% |
| Black or African American | 0.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Age & Sex
32.5
Median Age
49.2%
Female
50.8%
Male
14.2%
Age 65+
Age Distribution
Children (under 15): 26.6% · Seniors (65+): 14.2%
Income & Poverty
| Median household income | $83,741+$13,690 vs state |
| Mean household income | $101,036 |
| Per-capita income | $32,928 |
| Poverty rate | 5.6%-2.8% vs state |
| Unemployment rate | 2.2% |
| Employment-to-population | 62.5% |
Top Industries by Employment
The largest employment sector in LaGrange County is manufacturing, accounting for 43.0% of workers.
How residents commute
0.6%
Drive alone
2.7%
Carpool
48.7%
Public transit
8.1%
Work from home
22.0 min
Avg commute
Housing
$249,500+$47,900 vs state
Median home value
$816
Median rent
81.8%
Homeownership rate
15,023
Total housing units
85.2%
Occupied
14.8%
Vacant
18.2%
Renter-occupied
Social & access
55.7%
With health insurance
73.1%
With broadband internet
20.2%
Foreign-born
3.7%
Veterans (18+)
11.4%
With a disability
53.4%
Speak language other than English at home
Education
60.6%
High School+
11.1%
Bachelor's+
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Part of Indiana
Metro areas in Indiana
County rankings
Frequently Asked Questions
LaGrange County, Indiana has a population of 40,596 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 37th-largest county in Indiana. Population density is 107 people per square mile.
The population of LaGrange County has grown 10.7% since 2010 (37,159 → 41,122), a +0.73% annualized rate.
The median household income in LaGrange County, Indiana is $83,741, with mean (average) household income of $101,036 and per-capita income of $32,928. 5.6% of residents live below the federal poverty level.
In LaGrange County, the largest racial and ethnic groups are White (94.5%), Hispanic or Latino (1.0%), Black or African American (0.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in LaGrange County, Indiana is 32.5 years. Residents are 49.2% female and 50.8% male.
The median home value in LaGrange County is $249,500 and median monthly rent is $816. 81.8% of occupied housing units are owner-occupied. The county has 15,023 total housing units, 14.8% of which are vacant.
The largest employment sector in LaGrange County, Indiana is manufacturing, employing 43.0% of workers. The unemployment rate is 2.2%.
Indianapolis is among the largest cities associated with LaGrange 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.