| Thornburg, Virginia | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | USA Virginia Northern#USA Virginia#USA |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Spotsylvania |
| 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: | 38.1333°N -77.5217°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 22565[1] |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
Thornburg is an unincorporated community in Spotsylvania County in the U.S. state of Virginia. Thornburg is centered on the intersection of the Jefferson Davis Highway (U.S. 1) with Morris, Mudd Tavern, and South Roxbury Mill Roads. According to the Geographic Names Information System, Thornburg has also been known as Mudd Tavern and Thornsburg throughout its history. The town is located near Interstate 95 exit 118, where several motels and travel-related businesses exist.