| Cumnor, Virginia | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Virginia#USA |
| Pushpin Label: | Cumnor |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location within the Commonwealth of Virginia |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Virginia |
| Subdivision Type2: | County |
| Subdivision Name2: | King and Queen |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 37.7253°N -76.8833°W |
| Postal Code Type: | ZIP codes |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
Cumnor is an unincorporated community in King and Queen County, Virginia, United States.
The Mattaponi Church was listed on the National Register of Historic Places in 1973.