Washington County, Minnesota

Washington County, Minnesota, has 286,895 residents (July 2025 estimate). Its county seat is Stillwater. It uses Central Time and covers 385 sq mi (997 km²) of land.

MinneapolisRochester
Washington County in Minnesota
Anoka CountyRamsey CountySt. Croix CountyWoodburyCottage GroveOakdaleWhite Bear Lake
Washington County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
286,895
Land area
385 sq mi (997 km²)
County seat or government
Stillwater
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$115,345 ± $2,183
Median home value
$422,000 ± $5,583
Median rent, with utilities
$1,710 ± $45
Homes lived in by their owners
81.3% ± 0.9 points
County type
County
Metro or micro area
Minneapolis-St. Paul-Bloomington, MN-WI metro areaCentral county
Water area
38.5 sq mi (99.8 km²)
State
Minnesota
County code (FIPS)
27163
Coordinates (central point)
45.037929, -92.890117

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 zoneLocal time and UTC offsetNext clock change
Central TimeAmerica/ChicagoUTC-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

  1. 5512544,185 people
  2. 5501640,695 people
  3. 5511037,305 people
  4. 5508236,277 people
  5. 5512934,120 people
  6. 5503329,674 people
  7. 5512829,384 people
  8. 5502525,891 people
  9. 5503825,061 people
  10. 5504213,705 people
  11. 551158,949 people
  12. 550715,719 people
All 19
  1. 550554,754 people
  2. 550734,169 people
  3. 550033,905 people
  4. 550433,424 people
  5. 550013,027 people
  6. 550472,244 people
  7. 55090401 people

19 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

  1. West Lakeland Township3,941 people
  2. May Township2,637 people
  3. Baytown Township2,223 people
  4. Denmark Township1,883 people
  5. Stillwater Township1,724 people
  6. Grey Cloud Island Township262 people

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

School districts in Washington County, largest first

  1. South Washington County School District113,794 people
  2. North St. Paul-Maplewood-Oakdale School District81,104 people
  3. Stillwater Area Public School District69,665 people
  4. White Bear Lake School District64,865 people
  5. Forest Lake Public School District50,384 people
  6. Hastings Public School District31,589 people
  7. Chisago Lakes School District22,943 people
  8. Mahtomedi Public School District14,261 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.

  1. Woodbury, Minnesota (city)78,305 people
  2. Cottage Grove, Minnesota (city)40,992 people
  3. Oakdale, Minnesota (city)28,585 people
  4. White Bear Lake, Minnesota (city)23,908 people
  5. Hastings, Minnesota (city)22,117 people
  6. Forest Lake, Minnesota (city)20,729 people
  7. Stillwater, Minnesota (city)19,355 people
  8. Hugo, Minnesota (city)16,340 people
  9. Lake Elmo, Minnesota (city)13,140 people
  10. Mahtomedi, Minnesota (city)8,133 people
  11. St. Paul Park, Minnesota (city)5,457 people
  12. Oak Park Heights, Minnesota (city)4,756 people
All 27
  1. Newport, Minnesota (city)4,754 people
  2. Grant, Minnesota (city)3,950 people
  3. Scandia, Minnesota (city)3,950 people
  4. Bayport, Minnesota (city)3,905 people
  5. Afton, Minnesota (city)2,957 people
  6. Lakeland, Minnesota (city)1,492 people
  7. Dellwood, Minnesota (city)1,181 people
  8. Lake St. Croix Beach, Minnesota (city)1,105 people
  9. Birchwood Village, Minnesota (city)866 people
  10. Landfall, Minnesota (city)776 people
  11. Marine on St. Croix, Minnesota (city)740 people
  12. Willernie, Minnesota (city)495 people
  13. St. Marys Point, Minnesota (city)483 people
  14. Pine Springs, Minnesota (city)395 people
  15. Lakeland Shores, Minnesota (city)344 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Ramsey County, Minnesota10 mi west
  2. St. Croix County, Wisconsin22 mi east
  3. Anoka County, Minnesota24 mi northwest
  4. Dakota County, Minnesota27 mi south
  5. Pierce County, Wisconsin31 mi southeast
  6. Chisago County, Minnesota32 mi north
  7. Polk County, Wisconsin36 mi northeast

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.

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.