Seymour, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Seymour, Indiana is 21,536 as of the 2023 American Community Survey, making it the 48th-largest city in Indiana. The median household income is $63,388, the median home value is $153,300, and the median age is 33.3.
The population has grown 24.1% since 2010 (18,148 → 22,524).
21,536
Population
1622
People / sq mi
$63,388
Median Income
$153,300
Median Home Value
Seymour covers 13.3 sq mi of land at 1622 people per square mile.
About Seymour, IN
Seymour is a city in Indiana with a population of 21,536. It ranks #48 among cities in Indiana by population. The median age is 33.3, younger than the national median. The population is 50.5% male and 49.5% female.
The median household income in Seymour is $63,388, below the US median of $74,580. 10.6% of residents live below the federal poverty level. Home values sit at a median of $153,300, with monthly rent averaging $954. The homeownership rate of 57.1% is lower than the national rate of 64.8%.
Educational attainment in Seymour reflects 19.7% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 2.9% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 17.7 minutes each way.
Seymour city Population History (2010-2024)
The city of Seymour city had a population of 18,148 in 2010 and 22,524 in 2024, a 24.1% growth over 14 years. The peak was 22,524 in 2024. Average annual growth rate: 1.58%.
22,524
Population (2024)
18,148
Population (2010)
22,524
Peak (2024)
1.58%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,148 |
| 2011 | 18,340 |
| 2012 | 18,427 |
| 2013 | 18,732 |
| 2014 | 18,960 |
| 2015 | 19,194 |
| 2016 | 19,388 |
| 2017 | 19,537 |
| 2018 | 19,744 |
| 2019 | 19,959 |
| 2020 | 22,058 |
| 2021 | 22,005 |
| 2022 | 22,082 |
| 2023 | 22,242 |
| 2024 | 22,524 |
Race & Ethnicity
| White | 68.4% |
| Black or African American | 2.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.4% |
| Two or More Races | 0.1% |
Economy & Income
$63,388
Median Household Income
$28,754
Per Capita Income
10.6%
Poverty Rate
1.4%
Unemployment Rate
Housing
$153,300
Median Home Value
$954
Median Rent
57.1%
Owner-Occupied
Education
84.4%
High School+
19.7%
Bachelor's+
Commute
0.0%
Drive Alone
80.3%
Public Transit
2.9%
Work From Home
17.7 min
Avg Commute
Community Profile
22.0%
Foreign Born
79.3%
Non-English at Home
6.2%
Veterans
12.9%
With Disability
86.4%
Health Insurance
88.3%
Internet Access
Employment by Industry
| Manufacturing | 36.2% |
| Professional, Scientific & Management | 16.3% |
| Education, Health Care & Social Services | 8.2% |
| Retail Trade | 5.7% |
| Construction | 5.6% |
| Finance, Insurance & Real Estate | 4.9% |
| Arts, Entertainment & Food Services | 3.1% |
| Agriculture & Mining | 2.3% |
| Public Administration | 1.7% |
| Information | 1.6% |
| Transportation & Warehousing | 0.7% |
Largest cities in Indiana
Largest counties in Indiana
Part of Indiana
Metro areas in Indiana
City rankings
Frequently Asked Questions
Seymour, Indiana has a population of 21,536 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 48th-largest city in Indiana.
The median household income in Seymour, Indiana is $63,388, with 10.6% of residents living below the federal poverty level.
The median home value in Seymour, Indiana is $153,300, with median monthly rent at $954 and a homeownership rate of 57.1%.
The median age in Seymour, Indiana is 33.3 years. The population is 50.5% male and 49.5% female.
The population has grown 24.1% since 2010 (18,148 → 22,524).
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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.