Popponesset Island, Massachusetts
Popponesset Island  | |
|---|---|
Location in Barnstable County and the state of Massachusetts.  | |
| Coordinates: 41°35′8″N 70°27′32″W / 41.58556°N 70.45889°W | |
| Country | United States | 
| State | Massachusetts | 
| County | Barnstable | 
| Town | Mashpee | 
| Area | |
 • Total  | 0.38 sq mi (0.99 km2) | 
| • Land | 0.07 sq mi (0.19 km2) | 
| • Water | 0.31 sq mi (0.80 km2) | 
| Elevation | 0 ft (0 m) | 
| Population  (2020)  | |
 • Total  | 45 | 
| • Density | 625.00/sq mi (241.42/km2) | 
| Time zone | UTC−5 (Eastern (EST)) | 
| • Summer (DST) | UTC−4 (EDT) | 
| ZIP Code | 02649  | 
| FIPS code | 25-55090 | 
| GNIS feature ID | 2378206 | 
Popponesset Island is an island and census-designated place (CDP) in the town of Mashpee in Barnstable County, Massachusetts, United States. The population was 220 at the 2010 census.