Residential delivery area · Pennsylvania
ZIP Code 15057: McDonald, PA
ZIP code 15057 uses the postal name McDonald, Pennsylvania and lies mostly in Washington County (65% of its land) with the rest in Allegheny County (Census 2020 ZIP-county file). About 17,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $120,821 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Sturgeon (2%), McDonald (1%) and Southview (1%), and 3% in smaller places; 94% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- McDonald · its only residential ZIP
- County
- Washington County (65%); Allegheny County (35%)
- Census places
- Sturgeon (2%) census-designated place; McDonald (1%); Southview (1%) census-designated place
- Metro area
- Pittsburgh, PA
- House districts
- PA-14 (65%), PA-17 (35%) 119th Congress, by share of land
- State
- Pennsylvania
- Time zone
- Eastern
- Land area
- 54.1 sq mi · 307 people per sq mi
Where is ZIP code 15057?
15057 centers on 40.357°, -80.245° and covers 54.1 square miles of land plus 0.1 of water. It borders 12 ZIP codes: 15361, 15082, 15060, 15321, 15031, 15071, 15064, 15019, 15017, 15340 and more.
The map draws ZIP code areas only. For the streets inside 15057, 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 15057 compare with the rest of Washington County?
| Measure | 15057 | In Washington County | In PA |
|---|---|---|---|
| People (ACS 2020-2024) | 16,583 | 5th of 61 | 254th of 1,833 |
| Median household income | $121k | 3rd of 26 | 89th of 1,015 |
| Median home value | $355k | 4th of 27 | 163rd of 1,069 |
Its median household income is higher than in 91% of U.S. residential ZIP codes, and it is denser than 67% 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 15057?
The 2020 Census counted 16,709 people in 15057; the ACS, which samples households over 2020-2024, estimates 16,583. Between the 2010 and 2020 censuses its population grew 19.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 16,583
- 2020 Census count
- 16,709+19.9% since 2010 (13,930)
- Households
- 6,141
- Median age
- 40.6
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 15057?
Of the 16,583 people the ACS estimates in 15057, 26.3% are under 18 and 15.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (84.5%).
- Under 1826.3%
- 18 to 6458.1%
- 65 and older15.7%
- White, not Hispanic84.5%
- Asian, not Hispanic8.9%
- Other or two or more4.2%
- Black, not Hispanic1.3%
- Hispanic or Latino1.1%
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 15057 earn?
Median household income is $120,821 (ACS 2020-2024), the 3rd highest of the 26 ranked ZIP codes in Washington County. It rose from $99,662 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $120,821
- Income per person
- $52,321
- Below the poverty line
- 2.9%
- Unemployed (of the labor force)
- 4.2%
- Adults 25+ with a bachelor's degree
- 46.7%
- Adjusted gross income per tax return, 2022
- $117,8738,430 returns; wages 72% 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 15057?
FHFA's house price index for 15057, built from repeat sales and appraisals of the same homes, rose 64% from 2015 to 2025 and rose 41% from 2020 to 2025, and moved +5.2% in 2025.
- Median home value (owners' estimate)
- $355,400
- Median gross rent
- $1,031
- Homes owned by their occupants
- 87.3%
- Housing units
- 6,582
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 15057?
248 business establishments had a location in this ZIP code in 2023, 33 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services50
- Construction37
- Other services (except public administration)25
- Retail trade20
- Administrative and support and waste management and remediation services20
- Real estate and rental and leasing16
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 15057?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 15361 | Southview | 107 | – | 1.9 mi |
| 15082 | Sturgeon | 275 | $114k | 2.4 mi |
| 15060 | Midway | 853 | $56k | 2.5 mi |
| 15321 | Cecil | 2,025 | $118k | 3.9 mi |
| 15031 | Cuddy | 382 | $35k | 4.4 mi |
| 15071 | Oakdale | 12,663 | $102k | 5.0 mi |
| 15064 | Morgan | 360 | – | 5.1 mi |
| 15019 | Bulger | 1,056 | $33k | 5.6 mi |
| 15017 | Bridgeville | 17,782 | $87k | 6.0 mi |
| 15340 | Hickory | 1,524 | $82k | 6.3 mi |
| 15317 | Canonsburg | 43,871 | $108k | 6.8 mi |
| 15126 | Imperial | 7,276 | $100k | 7.5 mi |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.