| Somerset, MO (Township) |
| Somerset, KY (City) |
| Somerset, TX (City) |
| Somerset, MA (Town) |
| Somerset, NY (Town) |
| Somerset, MD (Town) |
| Somerset, MN (Township) |
| Somerset, OH (Village) |
| Somerset, PA (Borough) |
| Somerset Community Development District, FL (CDD) |
| Somerset County, PA (County) |
| Somerset County, NJ (County) |
| Somerset County, ME (County) |
| Somerset County, MD (County) |
| Somerset Town, WI (Town) |
