ZIP code · Amherst · Massachusetts · United States
ZIP code 01003 — Amherst
ZIP code 01003 serves Amherst, Massachusetts.
- Postal code
- 01003Single source Value from one source, not cross-checked.
- City
- Amherst
- County
- Hampshire FIPS 25015
- State
- Massachusetts
- Country
- United States
- Coordinates
- 42.3919, -72.5248 — precision precise (locality)
View on OpenStreetMap - Population
- 12,458 (ZCTA, ACS 5-year)
- Population density
- 15,513 / sq mi
- Land area
- 0.8 sq mi (2.1 km²) (ZCTA, ACS 5-year)
- Per-capita income
- $5,383
- Median age
- 19.7
- Households
- 34
- Housing units
- 85
- Median gross rent
- $2,667 / month
- Congressional district
- MA-2 (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
- 413Telephone 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 01003 with another ZIP · ZIPs within 25 miles · distance from 01003
Map of ZIP code 01003
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Jan (avg low 14°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 34 | 37 | 45 | 58 | 70 | 78 | 83 | 82 | 74 | 62 | 50 | 39 |
| Avg low °F | 14 | 15 | 24 | 34 | 45 | 55 | 60 | 58 | 50 | 39 | 29 | 21 |
| Precip in | 3.4 | 2.9 | 3.5 | 3.8 | 3.7 | 4.5 | 4.1 | 4.1 | 4.6 | 4.7 | 3.4 | 3.9 |
NOAA 1991–2020 climate normals from the nearest station: AMHERST (0.7 mi) · NOAA NCEI
Places in ZIP 01003
- 1 colleges & universities
- 1 hospitals & clinics
- 22 restaurants & cafés
- 1 bars & pubs
- 11 parks
- 4 gyms & sports centres
- 2 libraries
- 4 EV charging stations
- 1 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