Washington County, Kansas

Washington County, Kansas, has 5,533 residents (July 2025 estimate). Its county seat is Washington. It uses Central Time and covers 895 sq mi (2,317 km²) of land.

Washington County in Kansas

Washington County and its neighbors (simplified outlines). Open in OpenStreetMap ↗

Resident population, July 2025: 5,533
Land area: 895 sq mi (2,317 km²)
County seat or government: Washington
Time zone: Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income: $65,482 ± $3,563
Median home value: $117,100 ± $6,751
Median rent, with utilities: $562 ± $30
Homes lived in by their owners: 78.5% ± 2.7 points
County type: County
Metro or micro area: Outside any metro or micro areaNext to: Beatrice, NE micro area and Manhattan, KS metro area
Water area: 3.91 sq mi (10.1 km²)
State: Kansas
County code (FIPS): 20201
Coordinates (central point): 39.776715, -97.095610

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These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Washington County

Time zone	Local time and UTC offset	Next clock change
Central TimeAmerica/Chicago	UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock.	Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

669681,454 people
669381,191 people
669451,063 people
66548975 people
66937691 people
66412644 people
66953628 people
66943568 people
66933345 people
66944304 people
66962302 people
66958198 people

All 15

66946161 people
66960125 people
6695547 people

15 ZIP Code areas overlap Washington County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

Washington County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Washington County, largest first

All 25

People counts are American Community Survey 2020–2024 5-year estimates. All townships in Kansas, by county

School districts in Washington County, largest first

Marysville Unified School District 3645,377 people
Republic County-Hillcrest Rural Schools Unified School District 1093,559 people
Barnes Unified School District 2232,699 people
Washington Co. Schools Unified School District 1082,350 people
Valley Heights Unified School District 4982,173 people
Clifton-Clyde Unified School District 2241,858 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

Bordering areas, nearest first

Distances are straight lines between map points.

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Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.