ZIP code · Holbrook · Massachusetts · United States

ZIP code 02343 — Holbrook

ZIP code 02343 serves Holbrook, Massachusetts.

Postal code
02343
Single source Value from one source, not cross-checked.
City
Holbrook
County
Norfolk FIPS 25021
State
Massachusetts
Country
United States
Coordinates
42.1464, -71.0083 — precision precise (locality)
View on OpenStreetMap
Population
11,267 (ZCTA, ACS 5-year)
Population density
1,607 / sq mi
Land area
7 sq mi (18.2 km²) (ZCTA, ACS 5-year)
Median household income
$107,198
Per-capita income
$47,224
Median age
43
Households
4,251
Housing units
4,268
Median home value
$435,300
Median gross rent
$1,522 / month
Congressional district
MA-8 (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 84°F), coldest Jan (avg low 21°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F394148597078848375645444
Avg low °F212229384757636254433426
Precip in4.03.65.24.53.44.13.23.64.15.04.45.1

NOAA 1991–2020 climate normals from the nearest station: BROCKTON (6.8 mi) · NOAA NCEI

Places in ZIP 02343

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