Doniphan County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 50th-largest in Kansas
The population of Doniphan County, Kansas is 7,492 as of the 2023 American Community Survey, making it the 50th-largest county in Kansas. The median household income is $72,833, the median home value is $121,200, and the median age is 41.3.
The population of Doniphan County has declined 4.8% since 2010 (7,959 → 7,575), a -0.35% annualized rate.
7,492
Population
-0.35%
Annual growth
19
People / sq mi
$72,833
Median Income
$121,200
Median Home Value
Doniphan County covers 393 sq mi of land at 19.0 people per square mile.
About Doniphan County, KS
Doniphan County is a county in Kansas with a population of 7,492. It ranks #50 among counties in Kansas by population. The median age is 41.3, older than the national median. The population is 51.4% male and 48.6% female.
The median household income in Doniphan County is $72,833, near the US median of $74,580. 10.6% of residents live below the federal poverty level. Home values sit at a median of $121,200, with monthly rent averaging $801. The homeownership rate of 81.8% is higher than the national rate of 64.8%.
Educational attainment in Doniphan County reflects 21.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 6.8% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 20.7 minutes each way.
Doniphan County Population History (2010-2024)
The county of Doniphan County had a population of 7,959 in 2010 and 7,575 in 2024, a -4.8% growth over 14 years. The peak was 7,961 in 2011. Average annual growth rate: -0.35%.
7,575
Population (2024)
7,959
Population (2010)
7,961
Peak (2011)
-0.35%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 7,959 |
| 2011 | 7,961 |
| 2012 | 7,891 |
| 2013 | 7,876 |
| 2014 | 7,839 |
| 2015 | 7,789 |
| 2016 | 7,713 |
| 2017 | 7,655 |
| 2018 | 7,632 |
| 2019 | 7,584 |
| 2020 | 7,468 |
| 2021 | 7,455 |
| 2022 | 7,488 |
| 2023 | 7,530 |
| 2024 | 7,575 |
Race & Ethnicity
| White | 90.7% |
| Black or African American | 3.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.7% |
| Two or More Races | 0.1% |
Age & Sex
41.3
Median Age
48.6%
Female
51.4%
Male
19.4%
Age 65+
Age Distribution
Children (under 15): 16.7% · Seniors (65+): 19.4%
Income & Poverty
| Median household income | $72,833+$194 vs state |
| Mean household income | $85,580 |
| Per-capita income | $33,462 |
| Poverty rate | 10.6%+2.9% vs state |
| Unemployment rate | 0.9% |
| Employment-to-population | 60.2% |
Top Industries by Employment
The largest employment sector in Doniphan County is professional & business services, accounting for 29.0% of workers.
How residents commute
0.2%
Drive alone
3.9%
Carpool
80.4%
Public transit
6.8%
Work from home
20.7 min
Avg commute
Housing
$121,200$-82,200 vs state
Median home value
$801
Median rent
81.8%
Homeownership rate
3,375
Total housing units
79.1%
Occupied
20.9%
Vacant
18.2%
Renter-occupied
Social & access
92.6%
With health insurance
92.1%
With broadband internet
65.1%
Foreign-born
5.8%
Veterans (18+)
13.2%
With a disability
96.7%
Speak language other than English at home
Education
92.9%
High School+
21.5%
Bachelor's+
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County rankings
Frequently Asked Questions
Doniphan County, Kansas has a population of 7,492 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 50th-largest county in Kansas. Population density is 19 people per square mile.
The population of Doniphan County has declined 4.8% since 2010 (7,959 → 7,575), a -0.35% annualized rate.
The median household income in Doniphan County, Kansas is $72,833, with mean (average) household income of $85,580 and per-capita income of $33,462. 10.6% of residents live below the federal poverty level.
In Doniphan County, the largest racial and ethnic groups are White (90.7%), Black or African American (3.1%), Hispanic or Latino (2.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Doniphan County, Kansas is 41.3 years. Residents are 48.6% female and 51.4% male.
The median home value in Doniphan County is $121,200 and median monthly rent is $801. 81.8% of occupied housing units are owner-occupied. The county has 3,375 total housing units, 20.9% of which are vacant.
The largest employment sector in Doniphan County, Kansas is professional, scientific, and management services, employing 29.0% of workers. The unemployment rate is 0.9%.
Wichita is among the largest cities associated with Doniphan County, Kansas, with a population of 396,488.
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Statewide data for Kansas
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.