Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/15342

15342

ZIP 15342 is Houston, Pennsylvania, in Washington County; area code 724; Eastern time.

Type
Standard
Time zone
America/New_York
County
Washington
Metro area
Pittsburgh, PA
Population
5,097
Coordinates
40.2454, -80.2206
☼ Live from 15342 — Houston, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 15342 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 15342
  • 🔢 Type 15342 into a pocket calculator and turn it upside down: ZhESI — not quite a word, sorry.
  • ➕ As a number, 15,342 = 2 × 3 × 2557. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11101111101110
  • 🏠 Its numerical neighbours: 15341 (Holbrook, PA, 30 mi away) and 15344 (Jefferson, PA, 24 mi away).
  • 🔄 Backwards, 15342 becomes 24351 — and that is a real ZIP code: Lambsburg, VA, 255 miles away.
  • 👥 66 other ZIP codes are made of exactly the same digits (12345, 12435, 12453, 12534, 12543, 13425, …). The farthest-flung twin is 34251 in Myakka City, FL, 896 miles away.
  • 🧭 Farther north than 59% of all ZIP codes, and farther east than 73%.
  • 🎯970 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 15342 and you would come out at 40.25°S, 99.78°E — 1,062 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 03m of daylight. Shortest: 9h 18m.
  • 📏 At 3.2 square miles of land, 15342 is bigger than 15% of ZIP codes — room for about 2.4 Central Parks.
🌙 The sky over 15342 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population5,097This ZIP5,097
Households2,261This ZIP2,261
Housing units2,475This ZIP2,475
Median age42.9This ZIP42.9Pennsylvania40.9US 38.9
Median household income$92,402This ZIP$92,402Pennsylvania$77,971US $80,734
Median home value$247,300This ZIP$247,300Pennsylvania$254,500US $332,700
Median gross rent$1,058This ZIP$1,058Pennsylvania$1,209US $1,413
Bachelor's degree or higher37.6%This ZIP37.6%
Mean commute19.7 minThis ZIP19.7 min
Population density1,589.8 / sq miThis ZIP1,589.8 / sq mi

Business and tax activity

Business establishments106This ZIP106
Employees1,459This ZIP1,459
Annual payroll$110,726,000This ZIP$110,726,000
Tax returns filed2,650This ZIP2,650
Total adjusted gross income$198,675,000This ZIP$198,675,000

Land area

Land area3.21 sq miThis ZIP3.21 sq mi
Water area0.00 sq mi

Other place names in 15342

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

ZIP codes near 15342

ZIPCityDistance
15363 Strabane, PA 1.3 mi
15347 Meadow Lands, PA 1.9 mi
15317 Canonsburg, PA 3.4 mi
15350 Muse, PA 3.5 mi
15378 Westland, PA 3.6 mi
15339 Hendersonville, PA 5.2 mi
15321 Cecil, PA 5.6 mi
15301 Washington, PA 5.8 mi
15340 Hickory, PA 6.1 mi
15361 Southview, PA 6.4 mi

Find every ZIP code within 10 miles of 15342 →

Questions about this ZIP code

Where is ZIP code 15342?

15342 is in Houston, Pennsylvania, in Washington County, part of the Pittsburgh, PA metropolitan area. Its published point location is 40.2454, -80.2206.

What county is 15342 in?

15342 lies in Washington County.

What area code is 15342?

Houston uses area code 724, from NANPA's telephone records.

What time zone is 15342 in?

15342 uses America/New_York.

How many people live in 15342?

About 5,097 people live in ZIP code 15342, in 2,261 households, at 1,589.8 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 15342?

$92,402 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 15342?

The closest are 15363 (1.3 mi), 15347 (1.9 mi), 15317 (3.4 mi), 15350 (3.5 mi) and 15378 (3.6 mi).

Is 15342 a PO Box ZIP code?

15342 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “15342 ZIP Code — Houston, Pennsylvania (Washington County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15342

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/15342.json

Underlying data is public domain or openly licensed — sources, vintages and licences.