| Place Name | Foster |
| Place Type | Unincorporated |
| ZIP Code(s) | 23056 |
| County | Mathews County |
| Area Code(s) | 686,804 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| Metro/Micro Stats Area | Virginia Beach-Norfolk-Newport News, VA-NC |
| US Congressional District(s) | Virginia 1st |
| House of Delegates Districts | 68 |
| State Senate Districts | 26 |