Sedgwick County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 2nd-largest in Kansas
The population of Sedgwick County, Kansas is 524,810 as of the 2023 American Community Survey, making it the 2nd-largest county in Kansas. The median household income is $67,675, the median home value is $190,700, and the median age is 35.9.
The population of Sedgwick County has grown 7.4% since 2010 (499,138 → 536,081), a +0.51% annualized rate.
524,810
Population
+0.51%
Annual growth
526
People / sq mi
$67,675
Median Income
$190,700
Median Home Value
Sedgwick County covers 997 sq mi of land at 526.4 people per square mile.
About Sedgwick County, KS
Sedgwick County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 526 people per square mile. Sedgwick County is a county in Kansas with a population of 524,810. It is the #2-largest of all counties in Kansas nationally.
The typical household here earns about $67,675, below the US median of $78,538. About 9.6% of residents live below the federal poverty level, below the national 12.4%. Homes carry a median value of $190,700, with typical rent around $977.
Educational attainment is on the higher side for US counties — 31.6% of adults hold a four-year degree, below the national 35.0%. Remote work is below the national 14.0% at 7.1%, and the average commute runs about 20 minutes each way.
That density explains much of the rest of the profile in Sedgwick County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Sedgwick County Population History (2010-2024)
The county of Sedgwick County had a population of 499,138 in 2010 and 536,081 in 2024, a 7.4% growth over 14 years. The peak was 536,081 in 2024. Average annual growth rate: 0.51%.
536,081
Population (2024)
499,138
Population (2010)
536,081
Peak (2024)
0.51%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 499,138 |
| 2011 | 501,051 |
| 2012 | 504,171 |
| 2013 | 506,542 |
| 2014 | 509,084 |
| 2015 | 511,230 |
| 2016 | 513,324 |
| 2017 | 513,392 |
| 2018 | 513,877 |
| 2019 | 516,579 |
| 2020 | 524,837 |
| 2021 | 524,470 |
| 2022 | 525,488 |
| 2023 | 530,254 |
| 2024 | 536,081 |
Race & Ethnicity
| White | 71.2% |
| Black or African American | 7.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.1% |
| Two or More Races | 0.0% |
Age & Sex
35.9
Median Age
50.3%
Female
49.7%
Male
15.4%
Age 65+
Age Distribution
Children (under 15): 20.8% · Seniors (65+): 15.4%
Income & Poverty
| Median household income | $67,675$-4,964 vs state |
| Mean household income | $91,563 |
| Per-capita income | $36,699 |
| Poverty rate | 9.6%+1.9% vs state |
| Unemployment rate | 3.4% |
| Employment-to-population | 61.7% |
Top Industries by Employment
The largest employment sector in Sedgwick County is professional & business services, accounting for 23.5% of workers.
How residents commute
0.6%
Drive alone
1.1%
Carpool
80.6%
Public transit
7.1%
Work from home
19.7 min
Avg commute
Housing
$190,700$-12,700 vs state
Median home value
$977
Median rent
62.3%
Homeownership rate
225,795
Total housing units
90.8%
Occupied
9.2%
Vacant
37.7%
Renter-occupied
Social & access
89.1%
With health insurance
95.8%
With broadband internet
26.8%
Foreign-born
7.0%
Veterans (18+)
14.5%
With a disability
84.8%
Speak language other than English at home
Education
89.5%
High School+
31.6%
Bachelor's+
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County rankings
Common questions about Sedgwick County, KS
Frequently Asked Questions
Sedgwick County, Kansas has a population of 524,810 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 2nd-largest county in Kansas. Population density is 526 people per square mile.
The population of Sedgwick County has grown 7.4% since 2010 (499,138 → 536,081), a +0.51% annualized rate.
The median household income in Sedgwick County, Kansas is $67,675, with mean (average) household income of $91,563 and per-capita income of $36,699. 9.6% of residents live below the federal poverty level.
In Sedgwick County, the largest racial and ethnic groups are White (71.2%), Black or African American (7.9%), Hispanic or Latino (3.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Sedgwick County, Kansas is 35.9 years. Residents are 50.3% female and 49.7% male.
The median home value in Sedgwick County is $190,700 and median monthly rent is $977. 62.3% of occupied housing units are owner-occupied. The county has 225,795 total housing units, 9.2% of which are vacant.
The largest employment sector in Sedgwick County, Kansas is professional, scientific, and management services, employing 23.5% of workers. The unemployment rate is 3.4%.
Wichita is among the largest cities associated with Sedgwick County, Kansas, with a population of 396,488.
Sedgwick County, KS Climate
Sedgwick County, KS has an average annual temperature of 13.8°C (57°F) and receives about 793 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
13.8°C
Avg Temp
793
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -1° / 31° | 21 mm |
| February | 3° / 37° | 24 mm |
| March | 8° / 46° | 65 mm |
| April | 14° / 56° | 74 mm |
| May | 19° / 66° | 107 mm |
| June | 24° / 76° | 114 mm |
| July | 27° / 81° | 85 mm |
| August | 27° / 80° | 77 mm |
| September | 22° / 71° | 85 mm |
| October | 15° / 59° | 61 mm |
| November | 7° / 45° | 49 mm |
| December | 1° / 35° | 31 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Sedgwick County, KS
The most comfortable months to visit Sedgwick County, KS are typically September, May and October, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 34°C high). The coldest is January (near -6°C low). June is usually the wettest month.
Where to stay near Sedgwick County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.