County · Kansas
Doniphan County, Kansas
Doniphan County, Kansas. Doniphan County had 7,594 residents in 2025 by the Census Bureau's estimate, up 1.2% since 2020, in line with Kansas (+1.3%). It holds 18 places (8 cities, villages and boroughs, 9 towns and townships and 1 census-designated) and 3 census tracts. GEOID 20043.
Doniphan County is one of the 4 counties of the St. Joseph, MO-KS metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
7,594
Census Bureau estimate (no margin published)
2020 Census count: 7,510 · ACS 2020-2024: 7,503
Median household income
$74,028
±$5,768 (90% margin)
Kansas: $74,275
Median home value
$135,200
±$20,627 (90% margin)
Kansas: $217,200
Median gross rent
$776
±$53 (90% margin)
Kansas: $1,060
How many people live in Doniphan County, and is it growing?
The 2020 Census counted 7,510 residents in Doniphan County. The Census Bureau estimates 7,594 for July 1, 2025, up 1.2% since 2020, in line with Kansas (+1.3%). The 2020-2024 American Community Survey puts the population at 7,503 over 393 square miles of land.
| Measure | Doniphan County | Kansas | Change since 2015-2019 |
|---|---|---|---|
| Total population | 7,503 | 2,947,197 | −181 |
| Households | 2,724±130 | 1,174,060 | −322 |
| Average household size | 2.51±0.12 | 2.44 | +0.23 |
| Housing units | 3,373±36 | 1,293,635 | −210 |
Doniphan County's population since 2000
From 8,249 in 2000 to 7,594 in 2025: down 7.9%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Doniphan County?
Doniphan County holds 18 places: 8 cities, villages and boroughs (incorporated places), 9 towns and townships (county subdivisions with their own government) and 1 census-designated place. The largest is Washington Township, Doniphan County with 2,966 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Washington Township, Doniphan County | 2,927 | $79,236 |
|---|---|---|
| Center Township, Doniphan County | 1,663 | $59,196 |
| Iowa Township | 1,433 | $97,829 |
| Wathena | 1,246 | $87,222 |
| Elwood | 1,125 | $62,266 |
| Troy | 964 | $52,232 |
| Highland | 903 | $72,083 |
| Wolf River TownshipGEOID 2004380275 | 350 | $76,528 |
| Union Township, Doniphan CountyGEOID 2004372125 | 276 | $79,688 |
| Independence Township, Doniphan CountyGEOID 2004333850 | 257 | $93,542 |
| Marion Township, Doniphan CountyGEOID 2004344675 | 215 | not published |
| Wayne Township, Doniphan CountyGEOID 2004376100 | 201 | $58,000 |
| Burr Oak Township, Doniphan CountyGEOID 2004309500 | 188 | $243,125 |
| DentonGEOID 2017750 | 130 | $78,125 |
| BendenaGEOID 2005975 | 117 | $94,375 |
| White CloudGEOID 2077850 | 115 | $47,031 |
| SeveranceGEOID 2064025 | 76 | not published |
| LeonaGEOID 2039475 | 41 | $40,625 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Doniphan County?
The median resident of Doniphan County is 41.1 years old; 21.1% are under 18 and 20.2% are 65 or older. The largest group is non-Hispanic white residents at 88.0%, then non-Hispanic residents of two or more races at 5.1%. 1.6% of residents were born outside the United States.
| Measure | Doniphan County | Kansas | Change since 2015-2019 |
|---|---|---|---|
| Median age | 41.1±1.4 | 37.4 | no clear change |
| Under 18 years | 21.1%±0.6 pts | 23.8% | – |
| 65 years and over | 20.2%±0.6 pts | 17.0% | – |
| Hispanic or Latino (any race) | 3.5% | 13.6% | +0.7 pts |
| White alone, not Hispanic | 88.0%±1.0 pts | 72.7% | −2.3 pts |
| Black or African American alone, not Hispanic | 3.0%±0.5 pts | 5.2% | −2.9 pts |
| Asian alone, not Hispanic | 0.1%±0.2 pts | 2.9% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.2%±0.2 pts | 0.4% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.1%±0.2 pts | 0.1% | – |
| Two or more races, not Hispanic | 5.1%±1.0 pts | 4.8% | – |
| Some other race alone, not Hispanic | 0.0%±0.1 pts | 0.4% | – |
| Born outside the United States | 1.6%±0.8 pts | 7.4% | no clear change |
| Speak a language other than English at home (age 5+) | 2.6%±1.3 pts | 12.1% | – |
| Civilian veterans (age 18+) | 5.1%±1.1 pts | 6.8% | – |
| With a disability | 14.6%±2.0 pts | 13.5% | – |
| No health insurance coverage | 6.4%±1.4 pts | 8.8% | −2.9 pts |
| High school graduate or higher (age 25+) | 92.6%±2.0 pts | 92.0% | – |
| Bachelor's degree or higher (age 25+) | 21.7%±2.8 pts | 35.6% | no clear change |
| Graduate or professional degree (age 25+) | 10.3%±2.1 pts | 13.4% | – |
| Moved from another state in the past year | 4.2%±1.2 pts | 3.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Doniphan County earn?
Half of Doniphan County's 2,724 households earn less than $74,028 a year (±$5,768), against $74,275 in Kansas. In 2015-2019 the median was $61,169 in 2024 dollars, so it rose by $12,859 after inflation. 9.6% of residents live below the poverty line.
| Measure | Doniphan County | Kansas | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $74,028±$5,768 | $74,275 | +$12,859 |
| Mean household income | $89,700±$6,325 | $100,417 | – |
| Per capita income | $35,226±$2,131 | $40,978 | +$3,505 |
| People below the poverty line | 9.6%±2.5 pts | 11.3% | no clear change |
| Children under 18 below the poverty line | 9.7%±4.5 pts | 13.1% | −9.6 pts |
| Households receiving SNAP | 7.5%±2.3 pts | 6.8% | – |
| Households with a broadband subscription | 87.2%±2.5 pts | 90.7% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Doniphan County?
Owners occupy 81.1% of Doniphan County's occupied homes and renters 18.9%. The median owner-occupied home is valued at $135,200 by its owner (±$20,627). The median renter pays $776 a month including utilities, and 25.8% of renters pay 35% or more of their income on rent.
| Measure | Doniphan County | Kansas | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $135,200±$20,627 | $217,200 | no clear change |
| Median gross rent | $776±$53 | $1,060 | no clear change |
| Renters paying 35% or more of income on rent | 25.8%±10.5 pts | 34.5% | no clear change |
| Median monthly owner costs, with a mortgage | $1,281±$103 | $1,689 | – |
| Owner-occupied homes | 81.1%±3.7 pts | 67.2% | +9.1 pts |
| Housing units | 3,373±36 | 1,293,635 | −210 |
| Homeowner vacancy rate | 0.6%±0.8 pts | 0.9% | – |
| Rental vacancy rate | 9.2%±5.7 pts | 6.2% | – |
| Single-family detached homes | 79.8%±3.1 pts | 71.8% | – |
| Mobile homes | 10.4%±2.3 pts | 4.0% | – |
| Built 2020 or later | 1.1%±1.0 pts | 1.4% | – |
| Built 1939 or earlier | 33.1%±3.6 pts | 15.4% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Doniphan County building?
Builders took permits for 3 new housing units across Doniphan County in 2025 (3 single-family), 0.4 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Doniphan County get to work?
77.8% of Doniphan County's workers drive alone and 7.2% work from home. The average trip to work takes 21.6 minutes. The unemployment rate in 2020-2024 averaged 1.6%.
| Measure | Doniphan County | Kansas | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 61.9%±3.3 pts | 66.1% | – |
| Unemployment rate | 1.6%±0.9 pts | 3.9% | no clear change |
| Drove alone to work | 77.8%±3.6 pts | 75.4% | – |
| Carpooled | 9.1%±3.3 pts | 8.7% | – |
| Public transportation | 0.2%±0.3 pts | 0.4% | – |
| Walked | 4.8%±2.0 pts | 2.3% | – |
| Worked from home | 7.2%±2.2 pts | 11.8% | no clear change |
| Mean travel time to work | 21.6 min±1.9 | 19.7 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Doniphan County's census tracts?
Doniphan County is divided into 3 census tracts. Among those with a reliable estimate, median household income runs from $62,535 (Tract 202) to $89,875 (Tract 201).
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Doniphan County compare with Kansas's other counties?
| Measure | Rank |
|---|---|
| Population | 50th of 105 |
| Growth 2020-2025 | 14th of 105 |
| Residents per square mile | 36th of 105 |
| Median household income | 21st of 105 |
| Median home value | 42nd of 105 |
| Median gross rent | 54th of 104 |
| Poverty rate | 67th of 102 |
| Bachelor's degree or higher | 73rd of 105 |
| Median age | 56th of 105 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Doniphan County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.