| Official Name: | Foster, Virginia |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Virginia#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Virginia |
| Subdivision Type2: | County |
| Subdivision Name2: | Mathews |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 16 |
| Coordinates: | 37.4528°N -76.385°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 23056 |
| Area Code: | 804 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1499442 |
Foster is an unincorporated community in Mathews County, Virginia, United States. Foster is located on Virginia Route 14 3.5miles west-northwest of Mathews. Foster has a post office with ZIP code 23056.[1]