| Official Name: | Mentor, Washington |
| Pushpin Map: | Washington#USA |
| Pushpin Label: | Mentor |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Washington |
| Subdivision Type2: | County |
| Subdivision Name2: | Garfield |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Coordinates: | 46.4591°N -117.4727°W |
| Elevation M: | 703 |
| Elevation Ft: | 2307 |
| Postal Code Type: | ZIP code |
| Postal Code: | 99347 |
| Area Code: | 509 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1514681 [1] |
Mentor is an unincorporated community in Garfield County, in the U.S. state of Washington.
The community was named after Mentor, Ohio.[2]
U.S. Route 12 passes through the community, connecting it with Pomeroy, the county seat, to the west. The road follows the valley of Pataha Creek in this area.[3]