ZIP Code 01066 is located in North Hatfield Massachusetts. Portions of 01066 are also in Hatfield (town). 01066 is entirely within Hampshire County. Regionally, 01066 is located in the Springfield-Holyoke Area.
| ZIP Code Name | North Hatfield |
| Primary County | Hampshire County |
| ZIP Code Type | PO Box |
| Population (2022) | 134 |
| Area Code(s) | 413 |
| Current Time | EDT |
| Population | 134 |
| Population Growth Rate | 466.67% |
| Population Density | 136 People per Square Mile |
| Current Unemployment Rate (May 2026) | 4.6% |
| Sales Tax Rate (2025) | 6.2% |
| Majority Race/Ethnicty | White - 100.00% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 51 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Coordinates | 42.40649414,-72.61845398 |
| Adjacent ZIP Codes | |
| Cities/Towns in 01066 | |
| Region | Springfield-Holyoke Area |
| Metropolitan/Micropolitan Stat Area | Springfield, MA |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 0.98365616 Square Miles |
| School Districts in 01066 | |
| Elementary Schools in 01066 | |
| High Schools in 01066 |
| Plant Hardiness Zone | Zone 5b: -15F to -10F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 59a - Connecticut Valley | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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