ZIP code · Hanscom Afb · Massachusetts · United States

ZIP code 01731 — Hanscom Afb

ZIP code 01731 serves Hanscom Afb, Massachusetts.

Postal code
01731
Single source Value from one source, not cross-checked.
City
Hanscom Afb
County
Middlesex FIPS 25017
State
Massachusetts
Country
United States
Coordinates
42.4567, -71.2795 — precision estimated (postal-area centroid)
View on OpenStreetMap
Population
1,745 (ZCTA, ACS 5-year)
Population density
747 / sq mi
Land area
2.3 sq mi (6.1 km²) (ZCTA, ACS 5-year)
Median household income
$101,194
Per-capita income
$34,297
Median age
27.9
Households
495
Housing units
495
Median gross rent
$3,500+ / month
Congressional districts
MA-6 (also MA-5, MA-3) (119th Congress)
USDA hardiness zone
6b (-5 to 0 °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 codes
781, 339 (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.

Climate — monthly normals

Warmest month Jul (avg high 85°F), coldest Jan (avg low 18°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F373948607079858476645242
Avg low °F181927374756626052413224
Precip in2.92.73.93.83.43.73.53.53.54.23.73.8

NOAA 1991–2020 climate normals from the nearest station: BEDFORD HANSCOM FLD (1.1 mi) · NOAA NCEI

Places in ZIP 01731

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