Derby, Vermont
| Derby, Vermont | |
|---|---|
| Town | |
| Located in Orleans County, Vermont | |
| Location of Vermont with the U.S.A. | |
| Coordinates: 44°58′N 72°8′W / 44.967°N 72.133°W | |
| Country | United States | 
| State | Vermont | 
| County | Orleans | 
| Organized | October 29, 1779 | 
| Communities | |
| Area | |
|  • Total | 57.6 sq mi (149.2 km2) | 
| • Land | 49.6 sq mi (128.6 km2) | 
| • Water | 8.0 sq mi (20.7 km2) | 
| Elevation | 1,011 ft (307 m) | 
| Population  (2020) | |
|  • Total | 4,579 | 
| • Density | 92/sq mi (35.6/km2) | 
| • Households | 1,832 | 
| • Families | 1,319 | 
| Time zone | UTC-5 (EST) | 
| • Summer (DST) | UTC-4 (EDT) | 
| ZIP Codes | |
| Area code | 802 | 
| FIPS code | 50-17350 | 
| GNIS feature ID | 1462081 | 
Derby is a town in Orleans County, Vermont, United States. The population was 4,579 at the 2020 census, making it the most populous community in Orleans County. The town contains four unincorporated villages: Beebe Plain, Clyde Pond, Lake Salem, and North Derby, and two incorporated villages: Derby Center and Derby Line.
The northernmost town located along Interstate 91, the Town of Derby encompasses the largest area in Orleans County.