ZIP code · Hanover · Pennsylvania · United States
ZIP code 17331 — Hanover
ZIP code 17331 serves Hanover, Pennsylvania.
- Postal code
- 17331Single source Value from one source, not cross-checked.
- City
- Hanover
- County
- York FIPS 42133
- State
- Pennsylvania
- Country
- United States
- Coordinates
- 39.7943, -76.9812 — precision precise (locality)
View on OpenStreetMap - Population
- 55,374 (ZCTA, ACS 5-year)
- Population density
- 744 / sq mi
- Land area
- 74.4 sq mi (192.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $76,661
- Per-capita income
- $38,578
- Median age
- 41.8
- Households
- 22,361
- Housing units
- 23,528
- Median home value
- $228,700
- Median gross rent
- $1,127 / month
- Congressional districts
- PA-11 (also PA-13) (119th Congress)
- USDA hardiness zone
- 7a (0 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)
Tools: compare 17331 with another ZIP · ZIPs within 25 miles · distance from 17331
Map of ZIP code 17331
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 21°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 39 | 42 | 50 | 63 | 72 | 81 | 85 | 84 | 77 | 66 | 54 | 44 |
| Avg low °F | 21 | 23 | 30 | 40 | 50 | 60 | 64 | 62 | 54 | 43 | 33 | 26 |
| Precip in | 3.0 | 2.6 | 3.7 | 3.7 | 3.9 | 3.7 | 4.3 | 3.9 | 4.8 | 3.9 | 3.1 | 3.5 |
NOAA 1991–2020 climate normals from the nearest station: HANOVER 4 SW (3.2 mi) · NOAA NCEI
Places in ZIP 17331
- 26 schools
- 5 hospitals & clinics
- 11 doctors & dentists
- 1 pharmacies
- 10 supermarkets
- 68 restaurants & cafés
- 5 bars & pubs
- 17 parks
- 20 playgrounds
- 8 gyms & sports centres
- 1 libraries
- 31 places of worship
- 16 banks
- 15 gas stations
- 12 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