| Official Name: | Mill Gap, 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: | Highland |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 2533 |
| Coordinates: | 38.3217°N -79.7039°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 24465 |
| Area Code: | 540 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1497017 |
Mill Gap (also Green Hill, Millgap, or Rucksmanville) is an unincorporated community and small rural village in Highland County, Virginia, United States. Mill Gap is located 9.1miles southwest of Monterey, Virginia on Virginia State Route 84. The community is located near a water gap of the same name that separates the ridges of Lantz Mountain and Little Mountain through which the East Back Creek flows.[1] [2] As of 2015, the community consists only of a general store and a church, with attached residences.