15143
ZIP 15143 is Sewickley, Pennsylvania, mostly in Allegheny County; area codes 724 and 878; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Allegheny +1 more
- Metro area
- Pittsburgh, PA
- Population
- 21,851
- Coordinates
- 40.5681, -80.1468
Weather right now
Asking the National Weather Service…
Where 15143 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.
- 🔢 Type 15143 into a pocket calculator and turn it upside down: EhISI — not quite a word, sorry.
- ➕ As a number, 15,143 = 19 × 797. Its digits add up to 14, a total 1,416 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11101100100111 - 🏠 Its numerical neighbours: 15142 (Presto, PA, 13 mi away) and 15144 (Springdale, PA, 19 mi away).
- 🔄 Backwards, 15143 becomes 34151, which is not a ZIP code at all.
- 👥 32 other ZIP codes are made of exactly the same digits (11354, 11435, 13145, 13154, 13415, 14135, …). The farthest-flung twin is 51431 in Arthur, IA, 796 miles away.
- 🧭 Farther north than 62% of all ZIP codes, and farther east than 73%.
- 🎯972 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 15143 and you would come out at 40.57°S, 99.85°E — 1,070 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 05m of daylight. Shortest: 9h 16m.
- 📏 At 36.9 square miles of land, 15143 is bigger than 51% of ZIP codes — room for about 28 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 21,851This ZIP21,851 |
|---|---|
| Households | 8,708This ZIP8,708 |
| Housing units | 9,537This ZIP9,537 |
| Median age | 47.0This ZIP47.0Pennsylvania40.9US 38.9 |
| Median household income | $132,674This ZIP$132,674Pennsylvania$77,971US $80,734 |
| Median home value | $454,900This ZIP$454,900Pennsylvania$254,500US $332,700 |
| Median gross rent | $1,272This ZIP$1,272Pennsylvania$1,209US $1,413 |
| Bachelor's degree or higher | 62.9%This ZIP62.9% |
| Mean commute | 23.4 minThis ZIP23.4 min |
| Population density | 592.0 / sq miThis ZIP592.0 / sq mi |
Business and tax activity
| Business establishments | 763This ZIP763 |
|---|---|
| Employees | 9,684This ZIP9,684 |
| Annual payroll | $634,449,000This ZIP$634,449,000 |
| Tax returns filed | 10,970This ZIP10,970 |
| Total adjusted gross income | $3,139,031,000This ZIP$3,139,031,000 |
Land area
| Land area | 36.91 sq miThis ZIP36.91 sq mi |
|---|---|
| Water area | 0.68 sq miThis ZIP0.68 sq mi |
Counties 15143 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Allegheny County | 90.1% |
| Beaver County | 9.9% |
Other place names in 15143
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
- Franklin Park
- Sewickley Heights
- Bell Acres
- Economy
- Sewickley Hills
- Edgeworth
- Sewickley
- Glenfield
- Glen Osborne
- Haysville
ZIP codes near 15143
| ZIP | City | Distance |
|---|---|---|
15056 | Leetsdale, PA | 3.6 mi |
15046 | Crescent, PA | 4.4 mi |
15003 | Ambridge, PA | 4.4 mi |
15225 | Pittsburgh, PA | 4.6 mi |
15127 | Ingomar, PA | 4.6 mi |
15081 | South Heights, PA | 4.7 mi |
15237 | Pittsburgh, PA | 5.5 mi |
15108 | Coraopolis, PA | 5.5 mi |
15005 | Baden, PA | 5.6 mi |
15090 | Wexford, PA | 5.7 mi |
Find every ZIP code within 10 miles of 15143 →
Questions about this ZIP code
Where is ZIP code 15143?
15143 is in Sewickley, Pennsylvania, in Allegheny County, part of the Pittsburgh, PA metropolitan area. Its published point location is 40.5681, -80.1468.
What county is 15143 in?
15143 spans 2 counties: Allegheny County and Beaver County. Most of it falls in Allegheny County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 15143?
Sewickley uses area codes 724 and 878, from NANPA's telephone records.
What time zone is 15143 in?
15143 uses America/New_York.
How many people live in 15143?
About 21,851 people live in ZIP code 15143, in 8,708 households, at 592.0 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 15143?
$132,674 a year, against $77,971 across Pennsylvania.
What ZIP codes are near 15143?
The closest are 15056 (3.6 mi), 15046 (4.4 mi), 15003 (4.4 mi), 15225 (4.6 mi) and 15127 (4.6 mi).
Is 15143 a PO Box ZIP code?
15143 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “15143 ZIP Code — Sewickley, Pennsylvania (Allegheny County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15143
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/15143.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.