Clarkston, Washington
| Clarkston, Washington | |
|---|---|
| View of Clarkston from the southwest | |
| Location of Clarkston, Washington | |
| Coordinates: 46°24′58″N 117°03′02″W / 46.41611°N 117.05056°W | |
| Country | United States | 
| State | Washington | 
| County | Asotin | 
| Named after | William Clark | 
| Government | |
| • Type | Mayor–council | 
| • Mayor | Monika Lawrence | 
| Area | |
|  • Total | 2.23 sq mi (5.78 km2) | 
| • Land | 2.06 sq mi (5.32 km2) | 
| • Water | 0.17 sq mi (0.45 km2) | 
| Elevation | 810 ft (250 m) | 
| Population  (2020) | |
|  • Total | 7,161 | 
| • Density | 3,200/sq mi (1,200/km2) | 
| Time zone | UTC-8 (Pacific (PST)) | 
| • Summer (DST) | UTC-7 (PDT) | 
| ZIP code | 99403 | 
| Area code | 509 | 
| FIPS code | 53-12630 | 
| GNIS feature ID | 2409469 | 
| Website | www.clarkston-wa.com | 
Clarkston is a city in Asotin County, Washington, United States. It is part of the Lewiston, ID-WA metropolitan area, and is located west of Lewiston, Idaho, across the Snake River.
The population of Clarkston was 7,161 at the 2020 census. Clarkston's ZIP code, 99403, is the highest numerically in the contiguous United States.