COUNTY
Sumner County
Kansas · 22,312 residents (2025 est.) · 1,181.668 sq mi
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The short version
Sumner County has lower-than-average household income, with a median household income of $63,951. Population has declined 14% since 2000. Median home value has more than doubled since 2000, reaching $135,100.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 41.3
US median: 38.9
Less educated
26% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth
PEP 2025 EST:22,312 residents (Census Bureau Vintage 2025, released March 2026)
Population, 1990 – 2024
202422K
Age distribution, 2024
Under 55.7%(1,272)
5 to 96.4%(1,431)
10 to 147.1%(1,588)
15 to 197%(1,565)
20 to 245.9%(1,321)
25 to 3411%(2,466)
35 to 4411.6%(2,592)
45 to 5411.3%(2,520)
55 to 6414.5%(3,231)
65 to 7411.8%(2,647)
75 to 845.6%(1,242)
85 and over2.1%(478)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$63,951
−11%inflation adjusted, since 2000
from $39,415 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
42.8%
+14.3 ptssince 2009
from 28.5% in 2009
US average: 53.3%
Workforce by industry, 2024
Retail trade19.6%
Information11.9%
Wholesale trade7.2%
Finance & insurance6%
Professional, scientific, technical5.4%
Other services4.6%
Public administration4.4%
Agriculture, forestry, fishing3.3%
Construction3.2%
Arts, entertainment, food1.7%
Transportation & warehousing0.9%
Education & health services0.7%
Manufacturing0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$135,100
+16%inflation adjusted, since 2000
from $63,800 in 2000
US average: $376,019
1990 – 2024
2.1
+27%since 2009
from 1.7 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
39
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Sumner County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic92.8%(24,067)
Black0.7%(175)
Hispanic / Latino3.6%(929)
Asian0.2%(57)
Other0%
2024
White, non-Hispanic86.5%(19,335)
Black1.1%(246)
Hispanic / Latino6.1%(1,366)
Asian0.4%(85)
Other5.9%(1,321)
31
+67%since 2009
from 18 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
20
+7%since 2020
from 19 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Mexican5.2%(1,168)
Cuban0.3%(73)
Spaniard0.2%(47)
Central American0.1%(23)
Puerto Rican0.1%(15)
Guatemalan0%(8)
Honduran0%(8)
Salvadoran0%(7)
Dominican0%(3)
South American0%(1)
Peruvian0%(1)
Asian origin
Chinese0.1%(32)
Filipino0.1%(24)
Japanese0%(10)
Cambodian0%(4)
Asian Indian0%(3)
Taiwanese0%(2)
Hmong0%(2)
Ancestry
German26.2%(5,855)
English13.4%(2,998)
Irish11.9%(2,650)
Scottish5.1%(1,131)
American4.9%(1,088)
French1.9%(422)
Swedish1.6%(361)
Dutch1.5%(328)
Polish1.2%(273)
Italian1%(234)
Czech1%(227)
Norwegian0.8%(182)
+ 22 more ancestry groups with data
Scotch-Irish0.8%(169)
Welsh0.8%(168)
Danish0.5%(110)
Arab0.4%(89)
Lebanese0.3%(70)
British0.2%(53)
Canadian0.2%(47)
Russian0.2%(39)
Subsaharan African0.2%(35)
Swiss0.1%(33)
French Canadian0.1%(31)
Greek0.1%(28)
Brazilian0%(10)
Romanian0%(10)
Hungarian0%(9)
Finnish0%(7)
Armenian0%(6)
Croatian0%(6)
Austrian0%(4)
Belgian0%(4)
Jordanian0%(3)
Nigerian0%(2)
Section 05
Education
High school or higher
94.7%
+8.3 ptssince 2000
from 86.3% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Section 08
People & community
Marital status
Men 15+
Never married31.2%(2,859)
Married54%(4,941)
Widowed4%(365)
Divorced10.8%(984)
Women 15+
Never married18.8%(1,674)
Married55.1%(4,909)
Widowed12.3%(1,100)
Divorced13.8%(1,230)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Compare Sumner County to nearby counties
SUMNER COUNTY VS
Sedgwick County
Income$69,365+8%
Home value$203,300+50%
Population538,433+2313%
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SUMNER COUNTY VS
Harper County
Income$53,488−16%
Home value$83,800−38%
Population5,370−76%
SEE FULL COMPARISON →
SUMNER COUNTY VS
Kay County
Income$58,423−9%
Home value$124,700−8%
Population43,490+95%
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SUMNER COUNTY VS
Grant County
Income$60,758−5%
Home value$105,700−22%
Population4,067−82%
SEE FULL COMPARISON →
Frequently asked
How many people live in Sumner County, Kansas?
Sumner County, Kansas has about 22,353 residents according to the 2024 American Community Survey.
What is the median household income in Sumner County, Kansas?
The typical household in Sumner County, Kansas earns about $63,951 a year. Half of households make more than that, and half make less.
Is Sumner County, Kansas expensive?
In Sumner County, Kansas, the median home is worth about $135,100, and the typical rent is about $825 a month.
How educated are people in Sumner County, Kansas?
About 25.9% of adults age 25 and over in Sumner County, Kansas hold a bachelor's degree or higher.
What is the poverty rate in Sumner County, Kansas?
About 10.6% of people in Sumner County, Kansas live below the federal poverty line.
Has Sumner County, Kansas grown since 1990?
Yes, Sumner County, Kansas has shrunk since 1990. The population has lost about 3,488 residents, a change of about -13 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024