| Lancaster, Virginia | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Virginia#USA |
| Pushpin Label: | Lancaster |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Virginia##Location in the United States |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Virginia |
| Subdivision Type2: | County |
| Subdivision Name2: | Lancaster |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 5.71 |
| Area Land Km2: | 5.69 |
| Area Water Km2: | 0.02 |
| Population As Of: | 2020 |
| Population Total: | 105 |
| Population Density Km2: | 18.45 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 37.7697°N -76.4664°W |
| Postal Code Type: | ZIP Code |
| Postal Code: | 22503 |
| Blank Name: | FIPS code |
| Blank Info: | 51-43704 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1498502 |
Lancaster is an unincorporated community and census-designated place (CDP) in Lancaster County, Virginia, United States. It is the county seat, and is also known as Lancaster Courthouse or by an alternative spelling, Lancaster Court House. The community was first drawn as a CDP prior to the 2020 census and had a population of 105 at the said census.
Lancaster lies along Virginia State Route 3, southeast of Warsaw and 7miles northwest of Kilmarnock, the largest community in Lancaster County.
Belle Isle and the Lancaster Court House Historic District are listed on the National Register of Historic Places.