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Where am ILOCATED

Crook County, Wyoming

Crook County, Wyoming, has 7,852 residents (July 2025 estimate). Its county seat is Sundance. It uses Mountain Time and covers 2,854 sq mi (7,393 km²) of land.

CheyenneCasperGillette
Crook County in Wyoming
Butte CountyLawrence CountyCampbell CountyMoorcroftSundancePine HavenHulettBeulah
Crook County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
7,852
Land area
2,854 sq mi (7,393 km²)
County seat or government
Sundance
Time zone
Mountain TimeUTC-07:00 in January; UTC-06:00 in July
Median household income
$79,637 ± $9,718
Median home value
$285,800 ± $16,388
Median rent, with utilities
$852 ± $141
Homes lived in by their owners
78.1% ± 4.1 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Spearfish, SD micro area and Gillette, WY micro area
Water area
10.9 sq mi (28.2 km²)
State
Wyoming
County code (FIPS)
56011
Coordinates (central point)
44.589266, -104.567298
Open this point in the location finder

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 Crook County

Time zoneLocal time and UTC offsetNext clock change
Mountain TimeAmerica/DenverUTC-07:00 in January; UTC-06:00 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. 577178,983 people
  2. 827212,955 people
  3. 827292,331 people
  4. 827272,040 people
  5. 827301,422 people
  6. 82720995 people
  7. 82711254 people
  8. 82710246 people
  9. 82714196 people
  10. 82712163 people

10 ZIP Code areas overlap Crook 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

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Crook County, largest first

  1. Crook County School District 17,455 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. Moorcroft, Wyoming (town)1,096 people
  2. Sundance, Wyoming (town)912 people
  3. Pine Haven, Wyoming (town)516 people
  4. Hulett, Wyoming (town)428 people
  5. Beulah, Wyoming (CDP)0 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Lawrence County, South Dakota41 mi southeast
  2. Weston County, Wyoming51 mi south
  3. Campbell County, Wyoming55 mi southwest
  4. Butte County, South Dakota56 mi east
  5. Carter County, Montana64 mi north
  6. Powder River County, Montana74 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.

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.