ZIP code · Seward · Pennsylvania · United States
ZIP code 15954 — Seward
ZIP code 15954 serves Seward, Pennsylvania.
- Postal code
- 15954Single source Value from one source, not cross-checked.
- City
- Seward
- County
- Westmoreland FIPS 42129
- State
- Pennsylvania
- Country
- United States
- Coordinates
- 40.4099, -79.0232 — precision precise (locality)
View on OpenStreetMap - Population
- 2,186 (ZCTA, ACS 5-year)
- Population density
- 108 / sq mi
- Land area
- 20.3 sq mi (52.5 km²) (ZCTA, ACS 5-year)
- Median household income
- $43,190
- Per-capita income
- $26,880
- Median age
- 53.9
- Households
- 1,082
- Housing units
- 1,175
- Median home value
- $79,000
- Median gross rent
- $595 / month
- Congressional district
- PA-14 (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)
Tools: compare 15954 with another ZIP · ZIPs within 25 miles · distance from 15954
Map of ZIP code 15954
Climate — monthly normals
Warmest month Jul (avg high 79°F), coldest Jan (avg low 19°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 33 | 36 | 45 | 58 | 68 | 75 | 79 | 77 | 71 | 59 | 47 | 38 |
| Avg low °F | 19 | 21 | 28 | 38 | 49 | 57 | 61 | 60 | 53 | 43 | 33 | 25 |
| Precip in | 2.5 | 2.5 | 3.1 | 3.5 | 4.1 | 4.4 | 4.2 | 4.0 | 4.0 | 3.1 | 3.1 | 2.7 |
NOAA 1991–2020 climate normals from the nearest station: JOHNSTOWN CAMBRIA CO AP (11.9 mi) · NOAA NCEI
Places in ZIP 15954
- 1 schools
- 1 gyms & sports centres
- 1 post offices
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