ZIP code · Deerfield · New Hampshire · United States

ZIP code 03037 — Deerfield

ZIP code 03037 serves Deerfield, New Hampshire.

Postal code
03037
Single source Value from one source, not cross-checked.
City
Deerfield
County
Rockingham FIPS 33015
State
New Hampshire
Country
United States
Coordinates
43.1378, -71.2513 — precision precise (locality)
View on OpenStreetMap
Population
4,791 (ZCTA, ACS 5-year)
Population density
98 / sq mi
Land area
48.6 sq mi (126 km²) (ZCTA, ACS 5-year)
Median household income
$126,063
Per-capita income
$51,636
Median age
42.6
Households
1,579
Housing units
1,832
Median home value
$389,800
Median gross rent
$1,531 / month
Congressional district
NH-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
603
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.

Nearby localities

Climate — monthly normals

Warmest month Jul (avg high 82°F), coldest Jan (avg low 14°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F333644576876828173614938
Avg low °F141624344454595750383021
Precip in3.13.34.24.23.84.03.53.54.04.73.74.3

NOAA 1991–2020 climate normals from the nearest station: EPPING (11.2 mi) · NOAA NCEI

Places in ZIP 03037

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