Leavenworth County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 6th-largest in Kansas
The population of Leavenworth County, Kansas is 82,493 as of the 2023 American Community Survey, making it the 6th-largest county in Kansas. The median household income is $86,906, the median home value is $260,600, and the median age is 38.3.
The population of Leavenworth County has grown 10.6% since 2010 (76,536 → 84,670), a +0.72% annualized rate.
82,493
Population
+0.72%
Annual growth
178
People / sq mi
$86,906
Median Income
$260,600
Median Home Value
Leavenworth County covers 463 sq mi of land at 178.0 people per square mile.
About Leavenworth County, KS
Leavenworth County is a county in Kansas with a population of 82,493. It ranks #6 among counties in Kansas by population. The median age is 38.3, in line with the national median. The population is 53.3% male and 46.7% female.
The median household income in Leavenworth County is $86,906, above the US median of $74,580. 6.3% of residents live below the federal poverty level. Home values sit at a median of $260,600, with monthly rent averaging $1,138. The homeownership rate of 68.8% is higher than the national rate of 64.8%.
Educational attainment in Leavenworth County reflects 36.6% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 10.2% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 23.6 minutes each way.
Leavenworth County Population History (2010-2024)
The county of Leavenworth County had a population of 76,536 in 2010 and 84,670 in 2024, a 10.6% growth over 14 years. The peak was 84,670 in 2024. Average annual growth rate: 0.72%.
84,670
Population (2024)
76,536
Population (2010)
84,670
Peak (2024)
0.72%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 76,536 |
| 2011 | 77,116 |
| 2012 | 77,708 |
| 2013 | 78,177 |
| 2014 | 78,678 |
| 2015 | 79,269 |
| 2016 | 80,422 |
| 2017 | 81,259 |
| 2018 | 81,659 |
| 2019 | 81,911 |
| 2020 | 81,961 |
| 2021 | 82,395 |
| 2022 | 82,852 |
| 2023 | 83,735 |
| 2024 | 84,670 |
Race & Ethnicity
| White | 80.5% |
| Black or African American | 7.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.5% |
| Two or More Races | 0.0% |
Age & Sex
38.3
Median Age
46.7%
Female
53.3%
Male
15.5%
Age 65+
Age Distribution
Children (under 15): 19.8% · Seniors (65+): 15.5%
Income & Poverty
| Median household income | $86,906+$14,267 vs state |
| Mean household income | $104,102 |
| Per-capita income | $38,843 |
| Poverty rate | 6.3%-1.4% vs state |
| Unemployment rate | 2.4% |
| Employment-to-population | 53.9% |
Top Industries by Employment
The largest employment sector in Leavenworth County is professional & business services, accounting for 26.5% of workers.
How residents commute
0.2%
Drive alone
1.7%
Carpool
78.4%
Public transit
10.2%
Work from home
23.6 min
Avg commute
Housing
$260,600+$57,200 vs state
Median home value
$1,138
Median rent
68.8%
Homeownership rate
31,589
Total housing units
94.2%
Occupied
5.8%
Vacant
31.2%
Renter-occupied
Social & access
93.1%
With health insurance
95.8%
With broadband internet
44.6%
Foreign-born
15.2%
Veterans (18+)
13.5%
With a disability
94.8%
Speak language other than English at home
Education
93.4%
High School+
36.6%
Bachelor's+
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County rankings
Frequently Asked Questions
Leavenworth County, Kansas has a population of 82,493 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 6th-largest county in Kansas. Population density is 178 people per square mile.
The population of Leavenworth County has grown 10.6% since 2010 (76,536 → 84,670), a +0.72% annualized rate.
The median household income in Leavenworth County, Kansas is $86,906, with mean (average) household income of $104,102 and per-capita income of $38,843. 6.3% of residents live below the federal poverty level.
In Leavenworth County, the largest racial and ethnic groups are White (80.5%), Black or African American (7.4%), Hispanic or Latino (2.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Leavenworth County, Kansas is 38.3 years. Residents are 46.7% female and 53.3% male.
The median home value in Leavenworth County is $260,600 and median monthly rent is $1,138. 68.8% of occupied housing units are owner-occupied. The county has 31,589 total housing units, 5.8% of which are vacant.
The largest employment sector in Leavenworth County, Kansas is professional, scientific, and management services, employing 26.5% of workers. The unemployment rate is 2.4%.
Wichita is among the largest cities associated with Leavenworth 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.