ZIP code · Dauphin · Pennsylvania · United States
ZIP code 17018 — Dauphin
ZIP code 17018 serves Dauphin, Pennsylvania.
- Postal code
- 17018Single source Value from one source, not cross-checked.
- City
- Dauphin
- County
- Dauphin FIPS 42043
- State
- Pennsylvania
- Country
- United States
- Coordinates
- 40.3846, -76.9283 — precision precise (locality)
View on OpenStreetMap - Population
- 3,745 (ZCTA, ACS 5-year)
- Population density
- 94 / sq mi
- Land area
- 39.8 sq mi (103.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $77,750
- Per-capita income
- $47,990
- Median age
- 55.8
- Households
- 1,791
- Housing units
- 2,054
- Median home value
- $226,000
- Median gross rent
- $1,011 / month
- Congressional district
- PA-10 (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 17018 with another ZIP · ZIPs within 25 miles · distance from 17018
Map of ZIP code 17018
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 22°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 37 | 40 | 48 | 61 | 72 | 81 | 85 | 83 | 75 | 63 | 51 | 41 |
| Avg low °F | 22 | 23 | 30 | 40 | 51 | 60 | 65 | 62 | 55 | 43 | 34 | 27 |
| Precip in | 2.9 | 2.8 | 3.9 | 3.9 | 4.0 | 4.0 | 4.8 | 4.3 | 4.6 | 3.8 | 2.9 | 3.4 |
NOAA 1991–2020 climate normals from the nearest station: HARRISBURG 1 NE (7.7 mi) · NOAA NCEI
Places in ZIP 17018
- 1 schools
- 2 restaurants & cafés
- 1 bars & pubs
- 2 parks
- 1 post offices
- 4 places of worship
- 1 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