Hartline town, Washington
Official LSAD Designation: Hartline town • Census GEOID: 5329920
• Grant County
Hartline town is an incorporated town in Grant County, Washington. According to official records from the Census (2025), Hartline town had an estimated population of 175 residents. Official Census Bureau geographic records classify this community under LSAD designation Hartline town (GEOID 5329920).
Local Government Administration U.S. Census Bureau GMAF
Town Of Hartline
Municipal
Official Title:
Clerk Treasurer
Address:
PO BOX 158, HARTLINE WA 99135-0158
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 | 175 | 2025 |
| Median Household Income | $88,125 | 2020-2024 |
| Median Home Value | $186,100 | 2020-2024 |
| Land Area | 0.33 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).