Linn County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 40th-largest in Kansas
The population of Linn County, Kansas is 9,723 as of the 2023 American Community Survey, making it the 40th-largest county in Kansas. The median household income is $59,200, the median home value is $164,500, and the median age is 45.5.
The population of Linn County has grown 2.3% since 2010 (9,624 → 9,841), a +0.16% annualized rate.
9,723
Population
+0.16%
Annual growth
16
People / sq mi
$59,200
Median Income
$164,500
Median Home Value
Linn County covers 594 sq mi of land at 16.4 people per square mile.
About Linn County, KS
Age is the most distinctive thing about Linn County: a median age of 45.5, older than the national median. Linn County is a county in Kansas with a population of 9,723. It ranks #40 among counties in Kansas by population.
Household earnings are middling, with a median of $59,200 — below the US median of $78,538. Poverty runs at 7.6%, below the national 12.4%. Median home value is $164,500, with typical rent around $682.
22.5% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. About 7.6% of the workforce is home-based, below the national 14.0%, and the average commute runs about 32 minutes each way.
The age structure shapes everything downstream in Linn County — from housing demand to the mix of working-age earners reflected in the income figures above.
Linn County Population History (2010-2024)
The county of Linn County had a population of 9,624 in 2010 and 9,841 in 2024, a 2.3% growth over 14 years. The peak was 9,885 in 2023. Average annual growth rate: 0.16%.
9,841
Population (2024)
9,624
Population (2010)
9,885
Peak (2023)
0.16%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 9,624 |
| 2011 | 9,610 |
| 2012 | 9,481 |
| 2013 | 9,538 |
| 2014 | 9,532 |
| 2015 | 9,574 |
| 2016 | 9,604 |
| 2017 | 9,694 |
| 2018 | 9,771 |
| 2019 | 9,714 |
| 2020 | 9,591 |
| 2021 | 9,745 |
| 2022 | 9,771 |
| 2023 | 9,885 |
| 2024 | 9,841 |
Race & Ethnicity
| White | 93.6% |
| Black or African American | 0.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.6% |
| Two or More Races | 0.0% |
Age & Sex
45.5
Median Age
48.4%
Female
51.6%
Male
22.3%
Age 65+
Age Distribution
Children (under 15): 17.7% · Seniors (65+): 22.3%
Income & Poverty
| Median household income | $59,200$-13,439 vs state |
| Mean household income | $82,270 |
| Per-capita income | $36,213 |
| Poverty rate | 7.6%-0.1% vs state |
| Unemployment rate | 2.2% |
| Employment-to-population | 56.1% |
Top Industries by Employment
The largest employment sector in Linn County is professional & business services, accounting for 23.2% of workers.
How residents commute
0.6%
Drive alone
3.3%
Carpool
78.5%
Public transit
7.6%
Work from home
32.3 min
Avg commute
Housing
$164,500$-38,900 vs state
Median home value
$682
Median rent
79.6%
Homeownership rate
5,180
Total housing units
83.0%
Occupied
17.0%
Vacant
20.4%
Renter-occupied
Social & access
90.1%
With health insurance
92.3%
With broadband internet
31.7%
Foreign-born
7.2%
Veterans (18+)
16.8%
With a disability
98.2%
Speak language other than English at home
Education
94.1%
High School+
22.5%
Bachelor's+
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County rankings
Frequently Asked Questions
Linn County, Kansas has a population of 9,723 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 40th-largest county in Kansas. Population density is 16 people per square mile.
The population of Linn County has grown 2.3% since 2010 (9,624 → 9,841), a +0.16% annualized rate.
The median household income in Linn County, Kansas is $59,200, with mean (average) household income of $82,270 and per-capita income of $36,213. 7.6% of residents live below the federal poverty level.
In Linn County, the largest racial and ethnic groups are White (93.6%), Hispanic or Latino (2.6%), 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 Linn County, Kansas is 45.5 years. Residents are 48.4% female and 51.6% male.
The median home value in Linn County is $164,500 and median monthly rent is $682. 79.6% of occupied housing units are owner-occupied. The county has 5,180 total housing units, 17.0% of which are vacant.
The largest employment sector in Linn County, Kansas is professional, scientific, and management services, employing 23.2% of workers. The unemployment rate is 2.2%.
Wichita is among the largest cities associated with Linn 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.