Smith County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 76th-largest in Kansas
The population of Smith County, Kansas is 3,579 as of the 2023 American Community Survey, making it the 76th-largest county in Kansas. The median household income is $57,024, the median home value is $91,000, and the median age is 50.0.
The population of Smith County has declined 8.3% since 2010 (3,860 → 3,541), a -0.61% annualized rate.
3,579
Population
-0.61%
Annual growth
4
People / sq mi
$57,024
Median Income
$91,000
Median Home Value
Smith County covers 895 sq mi of land at 4.0 people per square mile.
About Smith County, KS
Housing cost is the defining feature of Smith County: the median home is valued at $91,000. With 3,579 residents, Smith County is a county in Kansas.
The typical household here earns about $57,024, below the US median of $78,538. Hardship is rare relative to US counties: a poverty rate of just 3.9%, below the national 12.4%. Home prices sit near the bottom of the range at $91,000, with typical rent around $601.
Roughly 24.6% of adults have a bachelor’s, below the national 35.0%. Remote work is on the lower side here, at 4.4%, below the national 14.0%, and the average commute runs about 16 minutes each way.
Smith County Population History (2010-2024)
The county of Smith County had a population of 3,860 in 2010 and 3,541 in 2024, a -8.3% growth over 14 years. The peak was 3,860 in 2010. Average annual growth rate: -0.61%.
3,541
Population (2024)
3,860
Population (2010)
3,860
Peak (2010)
-0.61%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 3,860 |
| 2011 | 3,791 |
| 2012 | 3,754 |
| 2013 | 3,700 |
| 2014 | 3,730 |
| 2015 | 3,691 |
| 2016 | 3,657 |
| 2017 | 3,616 |
| 2018 | 3,582 |
| 2019 | 3,571 |
| 2020 | 3,559 |
| 2021 | 3,566 |
| 2022 | 3,553 |
| 2023 | 3,541 |
| 2024 | 3,541 |
Race & Ethnicity
| White | 94.2% |
| Black or African American | 0.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.5% |
| Two or More Races | 0.0% |
Age & Sex
50.0
Median Age
48.9%
Female
51.1%
Male
28.9%
Age 65+
Age Distribution
Children (under 15): 16.3% · Seniors (65+): 28.9%
Income & Poverty
| Median household income | $57,024$-15,615 vs state |
| Mean household income | $78,567 |
| Per-capita income | $35,983 |
| Poverty rate | 3.9%-3.8% vs state |
| Unemployment rate | 1.0% |
| Employment-to-population | 59.8% |
Top Industries by Employment
The largest employment sector in Smith County is professional & business services, accounting for 22.9% of workers.
How residents commute
0.5%
Drive alone
3.6%
Carpool
79.9%
Public transit
4.4%
Work from home
15.5 min
Avg commute
Housing
$91,000$-112,400 vs state
Median home value
$601
Median rent
83.0%
Homeownership rate
2,023
Total housing units
78.0%
Occupied
22.0%
Vacant
17.0%
Renter-occupied
Social & access
91.9%
With health insurance
90.9%
With broadband internet
32.2%
Foreign-born
9.9%
Veterans (18+)
17.7%
With a disability
98.9%
Speak language other than English at home
Education
94.9%
High School+
24.6%
Bachelor's+
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Part of Kansas
Metro areas in Kansas
County rankings
Frequently Asked Questions
Smith County, Kansas has a population of 3,579 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 76th-largest county in Kansas. Population density is 4 people per square mile.
The population of Smith County has declined 8.3% since 2010 (3,860 → 3,541), a -0.61% annualized rate.
The median household income in Smith County, Kansas is $57,024, with mean (average) household income of $78,567 and per-capita income of $35,983. 3.9% of residents live below the federal poverty level.
In Smith County, the largest racial and ethnic groups are White (94.2%), Hispanic or Latino (2.5%), 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 Smith County, Kansas is 50.0 years. Residents are 48.9% female and 51.1% male.
The median home value in Smith County is $91,000 and median monthly rent is $601. 83.0% of occupied housing units are owner-occupied. The county has 2,023 total housing units, 22.0% of which are vacant.
The largest employment sector in Smith County, Kansas is professional, scientific, and management services, employing 22.9% of workers. The unemployment rate is 1.0%.
Wichita is among the largest cities associated with Smith 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.