Hamilton County, Kansas Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 93rd-largest in Kansas

The population of Hamilton County, Kansas is 2,485 as of the 2023 American Community Survey, making it the 93rd-largest county in Kansas. The median household income is $61,929, the median home value is $119,700, and the median age is 36.4.

The population of Hamilton County has declined 8.0% since 2010 (2,705 → 2,488), a -0.60% annualized rate.

Hamilton County within Kansas · Source: US Census TIGER/Line via us-atlas

2,485

Population

-0.60%

Annual growth

People / sq mi

$61,929

Median Income

$119,700

Median Home Value

Hamilton County covers 997 sq mi of land at 2.5 people per square mile.

About Hamilton County, KS

The poverty rate is what most separates Hamilton County from the typical county: 3.1% of residents live below the federal poverty line, against 12.4% nationally. Hamilton County is a county in Kansas with a population of 2,485.

Household earnings are middling, with a median of $61,929 — below the US median of $78,538. Very few residents live in poverty — 3.1%, below the national 12.4%. Housing is relatively affordable, with a median home value of $119,700, with typical rent around $778.

Roughly 20.8% of adults have a bachelor’s, below the national 35.0%. Remote work is on the higher side at 11.4%, below the national 14.0%, and the average commute runs about 15 minutes each way.

Hamilton County Population History (2010-2024)

The county of Hamilton County had a population of 2,705 in 2010 and 2,488 in 2024, a -8.0% growth over 14 years. The peak was 2,705 in 2010. Average annual growth rate: -0.58%.

Hamilton County population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

2,488

Population (2024)

2,705

Population (2010)

2,705

Peak (2010)

-0.58%

Avg Annual Growth

Year	Population	Change	Annual %	Source
2010	2,705	-	-	estimate
2011	2,634	-71	-2.62%	estimate
2012	2,648	+14	+0.53%	estimate
2013	2,616	-32	-1.21%	estimate
2014	2,654	+38	+1.45%	estimate
2015	2,563	-91	-3.43%	estimate
2016	2,628	+65	+2.54%	estimate
2017	2,609	-19	-0.72%	estimate
2018	2,584	-25	-0.96%	estimate
2019	2,515	-69	-2.67%	estimate
2020	2,487	-28	-1.11%	estimate
2021	2,478	-9	-0.36%	estimate
2022	2,445	-33	-1.33%	estimate
2023	2,459	+14	+0.57%	estimate
2024	2,488	+29	+1.18%	estimate

Race & Ethnicity

White	67.0%
Black or African American	0.0%
Asian	0.0%
Hispanic or Latino (any race)	1.3%
Two or More Races	0.0%

Age & Sex

36.4

Median Age

50.1%

Female

49.9%

Male

13.2%

Age 65+

Age Distribution

Under 5

6.4%

5–9

11.1%

10–14

9.1%

15–19

7.5%

20–24

4.9%

25–34

9.4%

35–44

18.3%

45–54

9.2%

55–59

4.3%

60–64

6.6%

65–74

7.2%

75–84

3.7%

85+

2.3%

Children (under 15): 26.6% · Seniors (65+): 13.2%

Income & Poverty

Median household income	$61,929$-10,710 vs state
Mean household income	$79,656
Per-capita income	$29,409
Poverty rate	3.1%-4.6% vs state
Unemployment rate	0.6%
Employment-to-population	64.8%

Top Industries by Employment

Agriculture

33.3%

Professional & business services

18.9%

Construction

10.1%

Finance & real estate

8.3%

Education & health care

7.1%

Information

6.3%

Retail trade

2.9%

Public administration

2.6%

The largest employment sector in Hamilton County is agriculture, accounting for 33.3% of workers.

How residents commute

0.0%

Drive alone

4.8%

Carpool

66.6%

Public transit

11.4%

Work from home

14.9 min

Avg commute

Housing

$119,700$-83,700 vs state

Median home value

$778

Median rent

81.2%

Homeownership rate

1,030

Total housing units

74.8%

Occupied

25.2%

Vacant

18.8%

Renter-occupied

Social & access

76.8%

With health insurance

93.8%

With broadband internet

27.1%

Foreign-born

6.2%

Veterans (18+)

13.0%

With a disability

61.8%

Speak language other than English at home

Education

85.8%

High School+

20.8%

Bachelor's+

Largest cities in Kansas

Wichita (396,488)Overland Park (197,199)Kansas City (154,776)Olathe (143,720)Topeka (126,103)Lawrence (95,459)Shawnee (68,175)Lenexa (57,986)Manhattan (53,951)Salina (46,432)All Kansas cities →

Other counties in Kansas

Johnson County (614,764)Sedgwick County (524,810)Shawnee County (178,315)Wyandotte County (167,277)Douglas County (119,547)Leavenworth County (82,493)Riley County (71,710)Butler County (67,916)Reno County (61,693)Saline County (53,801)All Kansas counties →

Part of Kansas

Kansas demographic profile All Kansas data →

Metro areas in Kansas

Kansas City (2,202,006)Wichita (648,935)Topeka (232,724)Joplin (202,258)Manhattan (133,413)St. Joseph (120,609)Lawrence (119,547)All US metros →

County rankings

US Counties by Population Richest US Counties by Median Household Income Expensive US Counties by Home Value Educated US Counties Counties With Highest Poverty Rates Youngest US Counties by Median Age Oldest US Counties by Median Age Cheapest US Counties by Median Home Value Racially Diverse US Counties Counties With Largest Hispanic Population All rankings →

Frequently Asked Questions

Hamilton County, Kansas has a population of 2,485 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 93rd-largest county in Kansas. Population density is 2 people per square mile.

The population of Hamilton County has declined 8.0% since 2010 (2,705 → 2,488), a -0.60% annualized rate.

The median household income in Hamilton County, Kansas is $61,929, with mean (average) household income of $79,656 and per-capita income of $29,409. 3.1% of residents live below the federal poverty level.

In Hamilton County, the largest racial and ethnic groups are White (67.0%), Hispanic or Latino (1.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Hamilton County, Kansas is 36.4 years. Residents are 50.1% female and 49.9% male.

The median home value in Hamilton County is $119,700 and median monthly rent is $778. 81.2% of occupied housing units are owner-occupied. The county has 1,030 total housing units, 25.2% of which are vacant.

The largest employment sector in Hamilton County, Kansas is agriculture, forestry, fishing, and mining, employing 33.3% of workers. The unemployment rate is 0.6%.

Wichita is among the largest cities associated with Hamilton County, Kansas, with a population of 396,488.