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zipcodes.pro — ZIP/15122

15122

ZIP 15122 is in West Mifflin, Pennsylvania, in Allegheny County; area codes 412 and 878; Eastern time. West Mifflin has 2 ZIP codes; the other is 15123.

Type
Standard
Time zone
America/New_York
County
Allegheny
Metro area
Pittsburgh, PA
Population
18,816
Coordinates
40.3612, -79.8956
☼ Live from 15122 — West Mifflin, PA

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Where 15122 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 15122
  • 🔢 Type 15122 into a pocket calculator and turn it upside down: ZZISI — not quite a word, sorry.
  • ➕ As a number, 15,122 = 2 × 7561. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11101100010010
  • 🏠 Its numerical neighbours: 15120 (Homestead, PA, 2 mi away) and 15123 (West Mifflin, PA, 2 mi away).
  • 🔄 Backwards, 15122 becomes 22151 — and that is a real ZIP code: Springfield, VA, 179 miles away.
  • 👥 17 other ZIP codes are made of exactly the same digits (11225, 11252, 12125, 12512, 12521, 15212, …). The farthest-flung twin is 52211 in Brooklyn, IA, 660 miles away.
  • 🧭 Farther north than 60% of all ZIP codes, and farther east than 74%.
  • 🎯986 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 15122 and you would come out at 40.36°S, 100.10°E — 1,051 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 03m of daylight. Shortest: 9h 17m.
  • 📏 At 12.9 square miles of land, 15122 is bigger than 31% of ZIP codes — room for about 9.8 Central Parks.
🌙 The sky over 15122 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population18,816This ZIP18,816
Households8,185This ZIP8,185
Housing units8,913This ZIP8,913
Median age44.5This ZIP44.5Pennsylvania40.9US 38.9
Median household income$72,485This ZIP$72,485Pennsylvania$77,971US $80,734
Median home value$151,400This ZIP$151,400Pennsylvania$254,500US $332,700
Median gross rent$837This ZIP$837Pennsylvania$1,209US $1,413
Bachelor's degree or higher23.7%This ZIP23.7%
Mean commute25.8 minThis ZIP25.8 min
Population density1,455.2 / sq miThis ZIP1,455.2 / sq mi

Business and tax activity

Business establishments349This ZIP349
Employees11,920This ZIP11,920
Annual payroll$878,674,000This ZIP$878,674,000
Tax returns filed10,000This ZIP10,000
Total adjusted gross income$589,778,000This ZIP$589,778,000

Land area

Land area12.93 sq miThis ZIP12.93 sq mi
Water area0.19 sq miThis ZIP0.19 sq mi

Other place names in 15122

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 15122

ZIPCityDistance
15034 Dravosburg, PA 0.8 mi
15134 Mckeesport, PA 1.9 mi
15123 West Mifflin, PA 2.3 mi
15120 Homestead, PA 2.5 mi
15045 Glassport, PA 2.5 mi
15110 Duquesne, PA 2.5 mi
15133 Mckeesport, PA 2.8 mi
15132 Mckeesport, PA 3.2 mi
15207 Pittsburgh, PA 3.3 mi
15104 Braddock, PA 3.4 mi

Find every ZIP code within 10 miles of 15122 →

Questions about this ZIP code

Where is ZIP code 15122?

15122 is in West Mifflin, Pennsylvania, in Allegheny County, part of the Pittsburgh, PA metropolitan area. Its published point location is 40.3612, -79.8956.

What county is 15122 in?

15122 lies in Allegheny County.

What area code is 15122?

West Mifflin uses area codes 412 and 878, from NANPA's telephone records.

What time zone is 15122 in?

15122 uses America/New_York.

How many people live in 15122?

About 18,816 people live in ZIP code 15122, in 8,185 households, at 1,455.2 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 15122?

$72,485 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 15122?

The closest are 15034 (0.8 mi), 15134 (1.9 mi), 15123 (2.3 mi), 15120 (2.5 mi) and 15045 (2.5 mi).

Is 15122 a PO Box ZIP code?

15122 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “15122 ZIP Code — West Mifflin, Pennsylvania (Allegheny County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15122

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