PlainZIP

West Mifflin, PA

Single-footprint Census roll-up for West Mifflin, PA: 1 USPS ZIP, population 20,131. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet WEST-MIFFLIN-PA · West Mifflin, PA 1 ZIPs · 20,131 pop · #12224/25278 · Allegheny County

INC-MID · RANK-MID · ABOVE-PEER · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-LOW

  • INC-MID $72,485
  • RANK-MID #12224/25278
  • ABOVE-PEER over Mc Kees Rocks
  • BOOK-ONE 1 ZIP
  • OWN-MID 78% owners
  • POP-TOWN 20,131
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $151,400

Nearest income peer: Mc Kees Rocks, PA ( $3,386 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around West Mifflin

Lowest/highest poles plus county-sharing cities nearest West Mifflin on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, West Mifflin, PA sits among US cities with an above-median household income, on a town-scale population base, across a single-ZIP footprint.

Top 48%
household income vs 25,278 US cities
20,131
city population (Census)
1
USPS ZIP codes covered
$72,485
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Above-median income on a short ZIP list (1) - lead code 15122 (20,131 residents). Household income $72,485 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy sits in a mixed band (78.4%) - check the ZIP page's tenure split before treating West Mifflin as a pure owner town.

Within Pennsylvania, Beach Lake is the closest lower-income city and Callery the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for West Mifflin.

Population concentration

One ZIP, 15122, is all of West Mifflin

There is no split to weigh here: 15122 holds every one of West Mifflin's 20,131 ACS residents. City-level and ZIP-level numbers on this site are the same number twice, check the ZIP page for the income/tenure/commute breakdown.

Census ZBP business roll-up

Mid-pack ZBP load on West Mifflin's one ZIP

Citywide ZBP: 349 establishments, 11,920 employees , annual payroll $878,674k (~17 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 15122 (349 units) ; leading NAICS Retail trade (66) · also Health care and social assistance · Accommodation and food services .

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ZIP Codes in West Mifflin, PA

These ZIP codes sit in Allegheny County, which covers 100 ZIP codes in all; 1 of them fall in West Mifflin. See the Allegheny County roll-up →

West Mifflin sits in the lower half of Allegheny County on income: Pittsburgh, Coraopolis and Bethel Park report more, Mckeesport, Mc Kees Rocks and Homestead report less. Wexford marks the far end of that range at $160,576, 122% above West Mifflin.

ZIP Code Population Median income Establishments Density
15122 20,131 $72,485 349 617
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

West Mifflin roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving West Mifflin, .