Riley County, Kansas
Riley County, Kansas, has 72,598 residents (July 2025 estimate). Its county seat is Manhattan. It uses Central Time and covers 610 sq mi (1,579 km²) of land.
- Resident population, July 2025
- 72,598
- Land area
- 610 sq mi (1,579 km²)
- County seat or government
- Manhattan
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $61,098 ± $1,445
- Median home value
- $237,100 ± $11,412
- Median rent, with utilities
- $1,046 ± $38
- Homes lived in by their owners
- 46.1% ± 1.5 points
- County type
- County
- Metro or micro area
- Manhattan, KS metro areaCentral county
- Water area
- 12.4 sq mi (32.1 km²)
- State
- Kansas
- County code (FIPS)
- 20161
- Coordinates (central point)
- 39.291210, -96.727488
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 Riley 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
- 6650243,693 people
- 6644125,828 people
- 6650317,273 people
- 6644216,890 people
- 674325,607 people
- 665063,155 people
- 665171,696 people
- 665311,256 people
- 664111,127 people
- 66548975 people
- 66449937 people
- 66554770 people
14 ZIP Code areas overlap Riley 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
Riley 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 Riley County, largest first
- Madison Township9,271 people
- Ogden Township2,345 people
- Manhattan Township1,779 people
- Grant Township779 people
- Sherman Township775 people
- Wildcat Township771 people
- Bala Township767 people
- Jackson Township441 people
- Swede Creek Township216 people
- Zeandale Township172 people
- Center Township126 people
- May Day Township102 people
All 14
- Ashland Township87 people
- Fancy Creek Township76 people
People counts are American Community Survey 2020–2024 5-year estimates. All townships in Kansas, by county
School districts in Riley County, largest first
- Manhattan-Ogden Unified School District 38362,572 people
- Geary County Schools Unified School District 47542,835 people
- Wamego Unified School District 3207,904 people
- Clay Center Unified School District 3797,873 people
- Rock Creek Unified School District 3236,285 people
- Riley County Unified School District 3785,033 people
- Wabaunsee Unified School District 3293,974 people
- Valley Heights Unified School District 4982,173 people
- Blue Valley Unified School District 3841,962 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.
- Manhattan, Kansas (city)54,239 people
- Fort Riley, Kansas (CDP)8,606 people
- Ogden, Kansas (city)1,696 people
- Riley, Kansas (city)943 people
- Leonardville, Kansas (city)514 people
- Keats, Kansas (CDP)182 people
- Randolph, Kansas (city)178 people
- Bala, Kansas (CDP)0 people
- Zeandale, Kansas (CDP)0 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Geary County, Kansas20 mi south
- Pottawatomie County, Kansas22 mi east
- Clay County, Kansas24 mi west
- Marshall County, Kansas36 mi north
- Wabaunsee County, Kansas37 mi southeast
- Washington County, Kansas39 mi northwest
Before using this answer on a form
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.
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