ZIP code · Middlefield · Massachusetts · United States
ZIP code 01243 — Middlefield
ZIP code 01243 serves Middlefield, Massachusetts.
- Postal code
- 01243Single source Value from one source, not cross-checked.
- City
- Middlefield
- County
- Hampshire FIPS 25015
- State
- Massachusetts
- Country
- United States
- Coordinates
- 42.3561, -73.0104 — precision precise (locality)
View on OpenStreetMap - Population
- 196 (ZCTA, ACS 5-year)
- Population density
- 14 / sq mi
- Land area
- 14.3 sq mi (37 km²) (ZCTA, ACS 5-year)
- Median household income
- $89,063
- Per-capita income
- $57,977
- Median age
- 57.7
- Households
- 86
- Housing units
- 109
- Median home value
- $288,100
- Congressional district
- MA-1 (119th Congress)
- USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
- Area code
- 413 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 01243 with another ZIP · ZIPs within 25 miles · distance from 01243
Map of ZIP code 01243
Climate — monthly normals
Warmest month Jul (avg high 80°F), coldest Jan (avg low 12°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 32 | 35 | 43 | 55 | 67 | 75 | 80 | 78 | 71 | 59 | 47 | 36 |
| Avg low °F | 12 | 13 | 21 | 32 | 43 | 52 | 56 | 55 | 47 | 36 | 27 | 19 |
| Precip in | 4.0 | 3.6 | 4.3 | 4.3 | 4.2 | 5.1 | 4.6 | 4.5 | 4.8 | 5.6 | 4.1 | 5.2 |
NOAA 1991–2020 climate normals from the nearest station: WORTHINGTON (5.0 mi) · NOAA NCEI
Places in ZIP 01243
- 1 libraries
- 2 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page