ZIP code · Milford · New Hampshire · United States
ZIP code 03055 — Milford
ZIP code 03055 serves Milford, New Hampshire.
- Postal code
- 03055Single source Value from one source, not cross-checked.
- City
- Milford
- County
- Hillsborough FIPS 33011
- State
- New Hampshire
- Country
- United States
- Coordinates
- 42.8285, -71.6606 — precision precise (locality)
View on OpenStreetMap - Population
- 16,258 (ZCTA, ACS 5-year)
- Population density
- 640 / sq mi
- Land area
- 25.4 sq mi (65.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $94,514
- Per-capita income
- $48,096
- Median age
- 37.8
- Households
- 6,441
- Housing units
- 6,692
- Median home value
- $363,500
- Median gross rent
- $1,569 / 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
- 603Telephone 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 03055 with another ZIP · ZIPs within 25 miles · distance from 03055
Nearby localities
Map of ZIP code 03055
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 | 33 | 36 | 45 | 58 | 69 | 78 | 83 | 81 | 73 | 60 | 49 | 38 |
| Avg low °F | 14 | 15 | 24 | 34 | 45 | 55 | 60 | 58 | 50 | 38 | 28 | 20 |
| Precip in | 3.0 | 3.0 | 3.8 | 4.2 | 3.4 | 4.0 | 3.7 | 3.7 | 4.0 | 4.9 | 3.9 | 4.5 |
NOAA 1991–2020 climate normals from the nearest station: MILFORD (1.0 mi) · NOAA NCEI
Places in ZIP 03055
- 4 schools
- 3 hospitals & clinics
- 1 doctors & dentists
- 2 pharmacies
- 2 supermarkets
- 38 restaurants & cafés
- 6 bars & pubs
- 11 parks
- 4 playgrounds
- 2 gyms & sports centres
- 1 libraries
- 3 post offices
- 9 places of worship
- 6 banks
- 11 gas stations
- 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