Maple Valley, Washington
| Maple Valley, Washington | |
|---|---|
| Lake Wilderness in Maple Valley | |
| Location of Maple Valley within King County and Washington state | |
| Coordinates: 47°21′57″N 122°01′35″W / 47.36583°N 122.02639°W | |
| Country | United States | 
| State | Washington | 
| County | King | 
| Settled | 1879 | 
| Incorporated | August 31, 1997 | 
| Government | |
| • Type | Council–manager | 
| • Mayor | Sean P. Kelly | 
| • Deputy mayor | Dana Parnello | 
| • City Council | Didem Pierson Les Burberry Victoria Schroff Syd Dawson John Herbert | 
| Area | |
|  • Total | 6.18 sq mi (16.02 km2) | 
| • Land | 6.00 sq mi (15.55 km2) | 
| • Water | 0.18 sq mi (0.47 km2) | 
| Elevation | 499 ft (152 m) | 
| Population  (2020) | |
|  • Total | 28,013 | 
|  • Estimate  (2023) | 28,434 | 
| • Density | 4,734/sq mi (1,828/km2) | 
| Time zone | UTC–8 (Pacific (PST)) | 
| • Summer (DST) | UTC–7 (PDT) | 
| ZIP Code | 98038 | 
| Area code | 425 | 
| FIPS code | 53-43150 | 
| GNIS feature ID | 2411028 | 
| Website | maplevalleywa | 
Maple Valley is a city in King County, Washington United States. The population was 28,013 at the 2020 census. The city functions as a commuter town for residents, though there is an increasing amount of commercial activity in the area.