ZIP code · Boswell · Pennsylvania · United States
ZIP code 15531 — Boswell
ZIP code 15531 serves Boswell, Pennsylvania.
- Postal code
- 15531Single source Value from one source, not cross-checked.
- City
- Boswell
- County
- Somerset FIPS 42111
- State
- Pennsylvania
- Country
- United States
- Coordinates
- 40.1918, -79.0362 — precision precise (locality)
View on OpenStreetMap - Population
- 3,625 (ZCTA, ACS 5-year)
- Population density
- 59 / sq mi
- Land area
- 60.9 sq mi (157.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $52,955
- Per-capita income
- $30,899
- Median age
- 47.6
- Households
- 1,628
- Housing units
- 1,907
- Median home value
- $122,900
- Median gross rent
- $680 / month
- Congressional districts
- PA-14 (also PA-13) (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)
Tools: compare 15531 with another ZIP · ZIPs within 25 miles · distance from 15531
Map of ZIP code 15531
Climate — monthly normals
Warmest month Jul (avg high 75°F), coldest Jan (avg low 14°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 34 | 43 | 56 | 65 | 71 | 75 | 74 | 68 | 58 | 46 | 35 |
| Avg low °F | 14 | 16 | 23 | 34 | 45 | 53 | 58 | 57 | 51 | 39 | 29 | 20 |
| Precip in | 4.4 | 3.5 | 4.7 | 4.9 | 5.5 | 5.9 | 5.1 | 4.8 | 4.8 | 4.2 | 4.3 | 4.4 |
NOAA 1991–2020 climate normals from the nearest station: LAUREL SUMMIT (5.8 mi) · NOAA NCEI
Places in ZIP 15531
- 3 schools
- 2 restaurants & cafés
- 1 bars & pubs
- 1 playgrounds
- 2 gyms & sports centres
- 1 post offices
- 5 places of worship
- 1 gas 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