03445 Zip Code Sullivan Cheshire NH United States
| City | Sullivan |
| County | Cheshire |
| State | New Hampshire |
| Latitude | 43.01555 |
| Longitude | -72.2137 |
| Population | 687 |
| Density | 35.23 people per square mile |
| Time Zone | America/New York |
Median household: $106,667
Median individual: $44,861
Mode: 86.3% White
Median house value: $237,092.0
Median: 46.6 years old
With at least college degree: 28.6%
With STEM degree: 44.4%
Never married: 28.2%
Unemployed: 0.3%
All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.
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