| Summerdale, AL (Town) |
| Summerfield, NC (Town) |
| Summerfield, IL (Village) |
| Summerfield, OH (Village) |
| Summerfield, KS (City) |
| Summerfield Township, MI (Township) |
| Summerfield Township, MI (Township) |
| Summerhill, PA (Township) |
| Summerhill, PA (Borough) |
| Summerhill, PA (Township) |
| Summerhill, NY (Town) |
| Summers, KS (Township) |
| Summers County, WV (County) |
| Summerset, SD (City) |
| Summerset Township, IA (Township) |
