Harper County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 63rd-largest in Kansas
The population of Harper County, Kansas is 5,446 as of the 2023 American Community Survey, making it the 63rd-largest county in Kansas. The median household income is $55,417, the median home value is $77,300, and the median age is 40.8.
The population of Harper County has declined 9.9% since 2010 (6,008 → 5,413), a -0.74% annualized rate.
5,446
Population
-0.74%
Annual growth
7
People / sq mi
$55,417
Median Income
$77,300
Median Home Value
Harper County covers 801 sq mi of land at 6.8 people per square mile.
About Harper County, KS
Harper County is a county in Kansas with a population of 5,446. It ranks #63 among counties in Kansas by population. The median age is 40.8, older than the national median. The population is 49.8% male and 50.2% female.
The median household income in Harper County is $55,417, below the US median of $74,580. 11.0% of residents live below the federal poverty level. Home values sit at a median of $77,300, with monthly rent averaging $693. The homeownership rate of 73.6% is higher than the national rate of 64.8%.
Educational attainment in Harper County reflects 21.7% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 14.6 minutes each way.
Harper County Population History (2010-2024)
The county of Harper County had a population of 6,008 in 2010 and 5,413 in 2024, a -9.9% growth over 14 years. The peak was 6,008 in 2010. Average annual growth rate: -0.74%.
5,413
Population (2024)
6,008
Population (2010)
6,008
Peak (2010)
-0.74%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 6,008 |
| 2011 | 5,938 |
| 2012 | 5,862 |
| 2013 | 5,844 |
| 2014 | 5,831 |
| 2015 | 5,785 |
| 2016 | 5,670 |
| 2017 | 5,581 |
| 2018 | 5,500 |
| 2019 | 5,442 |
| 2020 | 5,467 |
| 2021 | 5,352 |
| 2022 | 5,374 |
| 2023 | 5,392 |
| 2024 | 5,413 |
Race & Ethnicity
| White | 90.7% |
| Black or African American | 0.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.0% |
| Two or More Races | 0.0% |
Age & Sex
40.8
Median Age
50.2%
Female
49.8%
Male
22.0%
Age 65+
Age Distribution
Children (under 15): 20.5% · Seniors (65+): 22.0%
Income & Poverty
| Median household income | $55,417$-17,222 vs state |
| Mean household income | $71,347 |
| Per-capita income | $28,555 |
| Poverty rate | 11.0%+3.3% vs state |
| Unemployment rate | 2.0% |
| Employment-to-population | 53.6% |
Top Industries by Employment
The largest employment sector in Harper County is professional & business services, accounting for 27.2% of workers.
How residents commute
0.6%
Drive alone
3.7%
Carpool
78.8%
Public transit
7.1%
Work from home
14.6 min
Avg commute
Housing
$77,300$-126,100 vs state
Median home value
$693
Median rent
73.6%
Homeownership rate
3,026
Total housing units
72.9%
Occupied
27.1%
Vacant
26.4%
Renter-occupied
Social & access
90.9%
With health insurance
92.0%
With broadband internet
26.4%
Foreign-born
8.2%
Veterans (18+)
19.3%
With a disability
97.6%
Speak language other than English at home
Education
89.7%
High School+
21.7%
Bachelor's+
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County rankings
Frequently Asked Questions
Harper County, Kansas has a population of 5,446 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 63rd-largest county in Kansas. Population density is 7 people per square mile.
The population of Harper County has declined 9.9% since 2010 (6,008 → 5,413), a -0.74% annualized rate.
The median household income in Harper County, Kansas is $55,417, with mean (average) household income of $71,347 and per-capita income of $28,555. 11.0% of residents live below the federal poverty level.
In Harper County, the largest racial and ethnic groups are White (90.7%), Hispanic or Latino (3.0%), Black or African American (0.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Harper County, Kansas is 40.8 years. Residents are 50.2% female and 49.8% male.
The median home value in Harper County is $77,300 and median monthly rent is $693. 73.6% of occupied housing units are owner-occupied. The county has 3,026 total housing units, 27.1% of which are vacant.
The largest employment sector in Harper County, Kansas is professional, scientific, and management services, employing 27.2% of workers. The unemployment rate is 2.0%.
Wichita is among the largest cities associated with Harper County, Kansas, with a population of 396,488.
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Population, race, income, age, and trends across Kansas
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.