Marshall County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 39th-largest in Kansas
The population of Marshall County, Kansas is 10,001 as of the 2023 American Community Survey, making it the 39th-largest county in Kansas. The median household income is $70,828, the median home value is $119,500, and the median age is 42.6.
The population of Marshall County has declined 1.6% since 2010 (10,112 → 9,950), a -0.12% annualized rate.
10,001
Population
-0.12%
Annual growth
11
People / sq mi
$70,828
Median Income
$119,500
Median Home Value
Marshall County covers 900 sq mi of land at 11.1 people per square mile.
About Marshall County, KS
Homeownership is the standout figure in Marshall County: 82.5% of homes are owner-occupied, higher than the national rate. With 10,001 residents, Marshall County is a county in Kansas. It ranks #39 among counties in Kansas by population.
Household earnings are middling, with a median of $70,828 — below the US median of $78,538. Only 5.3% of residents live in poverty, below the national 12.4%. Property is affordable here, the median home worth $119,500, with typical rent around $670.
18.9% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Just 5.3% of workers are home-based, below the national 14.0%, and the average commute runs about 17 minutes each way.
The ownership rate anchors the housing story in Marshall County, and tends to move with the age structure and home-value figures above.
Marshall County Population History (2010-2024)
The county of Marshall County had a population of 10,112 in 2010 and 9,950 in 2024, a -1.6% growth over 14 years. The peak was 10,112 in 2010. Average annual growth rate: -0.11%.
9,950
Population (2024)
10,112
Population (2010)
10,112
Peak (2010)
-0.11%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,112 |
| 2011 | 9,985 |
| 2012 | 10,027 |
| 2013 | 9,975 |
| 2014 | 9,947 |
| 2015 | 9,848 |
| 2016 | 9,805 |
| 2017 | 9,697 |
| 2018 | 9,718 |
| 2019 | 9,691 |
| 2020 | 10,022 |
| 2021 | 10,023 |
| 2022 | 10,007 |
| 2023 | 9,963 |
| 2024 | 9,950 |
Race & Ethnicity
| White | 94.9% |
| Black or African American | 0.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.2% |
| Two or More Races | 0.0% |
Age & Sex
42.6
Median Age
49.2%
Female
50.8%
Male
22.3%
Age 65+
Age Distribution
Children (under 15): 20.4% · Seniors (65+): 22.3%
Income & Poverty
| Median household income | $70,828$-1,811 vs state |
| Mean household income | $83,404 |
| Per-capita income | $36,220 |
| Poverty rate | 5.3%-2.4% vs state |
| Unemployment rate | 1.2% |
| Employment-to-population | 64.0% |
Top Industries by Employment
The largest employment sector in Marshall County is professional & business services, accounting for 24.1% of workers.
How residents commute
0.4%
Drive alone
4.7%
Carpool
76.8%
Public transit
5.3%
Work from home
17.0 min
Avg commute
Housing
$119,500$-83,900 vs state
Median home value
$670
Median rent
82.5%
Homeownership rate
4,758
Total housing units
86.2%
Occupied
13.8%
Vacant
17.5%
Renter-occupied
Social & access
95.0%
With health insurance
90.3%
With broadband internet
23.5%
Foreign-born
8.0%
Veterans (18+)
15.2%
With a disability
96.6%
Speak language other than English at home
Education
91.0%
High School+
18.9%
Bachelor's+
Largest cities in Kansas
Other counties in Kansas
Part of Kansas
Metro areas in Kansas
County rankings
Frequently Asked Questions
Marshall County, Kansas has a population of 10,001 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 39th-largest county in Kansas. Population density is 11 people per square mile.
The population of Marshall County has declined 1.6% since 2010 (10,112 → 9,950), a -0.12% annualized rate.
The median household income in Marshall County, Kansas is $70,828, with mean (average) household income of $83,404 and per-capita income of $36,220. 5.3% of residents live below the federal poverty level.
In Marshall County, the largest racial and ethnic groups are White (94.9%), Hispanic or Latino (1.2%), Black or African American (0.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Marshall County, Kansas is 42.6 years. Residents are 49.2% female and 50.8% male.
The median home value in Marshall County is $119,500 and median monthly rent is $670. 82.5% of occupied housing units are owner-occupied. The county has 4,758 total housing units, 13.8% of which are vacant.
The largest employment sector in Marshall County, Kansas is professional, scientific, and management services, employing 24.1% of workers. The unemployment rate is 1.2%.
Wichita is among the largest cities associated with Marshall County, Kansas, with a population of 396,488.
Marshall County, KS Climate
Marshall County, KS has an average annual temperature of 11.7°C (53°F) and receives about 813 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11.7°C
Avg Temp
813
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -4° / 25° | 17 mm |
| February | 0° / 31° | 20 mm |
| March | 6° / 42° | 54 mm |
| April | 12° / 53° | 67 mm |
| May | 17° / 63° | 111 mm |
| June | 23° / 73° | 124 mm |
| July | 26° / 78° | 94 mm |
| August | 25° / 76° | 103 mm |
| September | 20° / 67° | 96 mm |
| October | 13° / 56° | 65 mm |
| November | 5° / 40° | 36 mm |
| December | -1° / 30° | 26 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 Marshall County, KS
The most comfortable months to visit Marshall County, KS are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -10°C low). June is usually the wettest month.
Where to stay near Marshall County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.