Residential delivery area · Pennsylvania
ZIP Code 15531: Boswell, PA
ZIP code 15531 uses the postal name Boswell, Pennsylvania and lies mostly in Somerset County (87% of its land) with the rest in Westmoreland County (Census 2020 ZIP-county file). About 3,600 people live there (Census Bureau, ACS 2020-2024). Median household income is $60,855 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Jennerstown (2%) and Boswell (1%); 97% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Boswell · its only residential ZIP
- County
- Somerset County (87%); Westmoreland County (13%)
- Census places
- Jennerstown (2%); Boswell (1%)
- Micro area
- Somerset, PA
- House districts
- PA-14 (96%), PA-13 (4%) 119th Congress, by share of land
- State
- Pennsylvania
- Time zone
- Eastern
- Land area
- 60.9 sq mi · 59 people per sq mi
Where is ZIP code 15531?
15531 centers on 40.184°, -79.082° and covers 60.9 square miles of land plus 0.2 of water. It borders 11 ZIP codes: 15547, 15544, 15546, 15655, 15935, 15677, 15658, 15905, 15563, 15501 and more.
The map draws ZIP code areas only. For the streets inside 15531, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 15531 compare with the rest of Somerset County?
| Measure | 15531 | In Somerset County | In PA |
|---|---|---|---|
| People (ACS 2020-2024) | 3,603 | 6th of 38 | 739th of 1,833 |
| Median household income | $61k | 9th of 13 | 804th of 1,015 |
| Median home value | $138k | 8th of 15 | 912th of 1,069 |
Its median household income is higher than in 31% of U.S. residential ZIP codes, and it is denser than 45% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 15531?
The 2020 Census counted 3,614 people in 15531; the ACS, which samples households over 2020-2024, estimates 3,603. Between the 2010 and 2020 censuses its population fell 6.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,603
- 2020 Census count
- 3,614−6.4% since 2010 (3,861)
- Households
- 1,620
- Median age
- 49.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 15531?
Of the 3,603 people the ACS estimates in 15531, 18.5% are under 18 and 21.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (96.0%).
- Under 1818.5%
- 18 to 6460.6%
- 65 and older21.0%
- White, not Hispanic96.0%
- Other or two or more3.0%
- Hispanic or Latino0.6%
- Asian, not Hispanic0.3%
- Black, not Hispanic0.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 15531 earn?
Median household income is $60,855 (ACS 2020-2024), the 9th highest of the 13 ranked ZIP codes in Somerset County. It is not measurably different from 2015-2019 ($56,459 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $60,855±$9,918
- Income per person
- $32,700
- Below the poverty line
- 12.0%
- Unemployed (of the labor force)
- 2.3%
- Adults 25+ with a bachelor's degree
- 18.4%
- Adjusted gross income per tax return, 2022
- $57,6381,700 returns; wages 70% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 15531?
- Median home value (owners' estimate)
- $137,500
- Median gross rent
- $643
- Homes owned by their occupants
- 80.4%
- Housing units
- 1,864
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 15531?
68 business establishments had a location in this ZIP code in 2023, 8 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction15
- Accommodation and food services10
- Other services (except public administration)10
- Retail trade9
- Manufacturing6
- Transportation and warehousing5
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 15531?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 15547 | Jennerstown | 862 | $65k | 1.6 mi |
| 15544 | Gray | 274 | $90k | 3.6 mi |
| 15546 | Jenners | 437 | – | 3.7 mi |
| 15655 | Laughlintown | 357 | $32k | 5.1 mi |
| 15935 | Hollsopple | 2,514 | $62k | 6.1 mi |
| 15677 | Rector | 516 | $52k | 8.2 mi |
| 15658 | Ligonier | 8,115 | $83k | 9.2 mi |
| 15905 | Johnstown | 19,329 | $69k | 9.5 mi |
| 15563 | Stoystown | 2,824 | $62k | 10.0 mi |
| 15501 | Somerset | 16,240 | $59k | 10.3 mi |
| 15541 | Friedens | 3,112 | $63k | 10.8 mi |
| 15520 | Acosta | 301 | – | 5.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.