Grand Coulee city, Washington
Official LSAD Designation: Grand Coulee city • Census GEOID: 5327855
• Grant County
Grand Coulee city is an incorporated city in Grant County, Washington. According to official records from the Census (2025), Grand Coulee city had an estimated population of 947 residents. Official Census Bureau geographic records classify this community under LSAD designation Grand Coulee city (GEOID 5327855).
Local Government Administration U.S. Census Bureau GMAF
City Of Grand Coulee
Municipal
Official Title:
Clerk/treasurer
Address:
PO BOX 180, GRAND COULEE WA 99133-0180
County Of Grant
County
Official Title:
Clerk Of The Board, Administrative A
Address:
PO BOX 37, EPHRATA WA 98823-0037
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 947 | 2025 |
| Median Household Income | $64,250 | 2020-2024 |
| Median Home Value | $222,000 | 2020-2024 |
| Land Area | 1.26 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).