Zip Code 01378 — Warwick, MA
01378 is a ZIP Code associated with Warwick, MA, located within Franklin. 01378 ranks #21 out of 29 ZIP codes in Franklin County by population (and #480 out of 539 in MA). The area supports an estimated population of 776 residents across Data Pending housing units, with a population density of 8.0 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (42.677110, -72.340570)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 01378 |
| Primary City | Warwick |
| State / Province | MA |
| County | Franklin |
| Total Population | 776 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 8.0 people/sq mi |
| Timezone | America/New_York |
How 01378 Compares
| Metric | ZIP 01378 | Franklin County | MA State Average |
|---|
| Population | 776 | 70,136 (Total) | 7,043,978 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 8.0 /sq mi | -- | -- |
| County Pop Rank | #21 of 29 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →