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zipcodes.pro — ZIP/15684

15684

ZIP 15684 is Slickville, Pennsylvania, in Westmoreland County; area code 724; Eastern time.

Type
Standard
Time zone
America/New_York
County
Westmoreland
Metro area
Pittsburgh, PA
Population
201
Coordinates
40.4629, -79.5064
☼ Live from 15684 — Slickville, PA

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Where 15684 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 15684
  • 🔢 Type 15684 into a pocket calculator and turn it upside down: hBgSI — not quite a word, sorry.
  • ➕ As a number, 15,684 = 2 × 2 × 3 × 1307. Its digits add up to 24, a total 2,425 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11110101000100
  • 🏠 Its numerical neighbours: 15683 (Scottdale, PA, 25 mi away) and 15685 (Southwest, PA, 8 mi away).
  • 🔄 Backwards, 15684 becomes 48651 — and that is a real ZIP code: Prudenville, MI, 370 miles away.
  • 👥 53 other ZIP codes are made of exactly the same digits (14568, 14586, 14856, 14865, 15468, 15486, …). The farthest-flung twin is 85614 in Green Valley, AZ, 1,841 miles away.
  • 🧭 Farther north than 61% of all ZIP codes, and farther east than 75%.
  • 🎯1,006 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 15684 and you would come out at 40.46°S, 100.49°E — 1,037 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 04m of daylight. Shortest: 9h 17m.
  • 📏 At 2.6 square miles of land, 15684 is bigger than 13% of ZIP codes — room for about 1.9 Central Parks.
🌙 The sky over 15684 today
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🌋 Shake report
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Source: USGS.

People and housing

Population201This ZIP201
Households116This ZIP116
Housing units194This ZIP194
Median age61.3This ZIP61.3Pennsylvania40.9US 38.9
Median household income$63,500This ZIP$63,500Pennsylvania$77,971US $80,734
Median home value$105,000This ZIP$105,000Pennsylvania$254,500US $332,700
Bachelor's degree or higher6.1%This ZIP6.1%
Mean commute20.1 minThis ZIP20.1 min
Population density78.8 / sq miThis ZIP78.8 / sq mi

Business and tax activity

Business establishments14This ZIP14
Employees59This ZIP59
Annual payroll$2,337,000This ZIP$2,337,000
Tax returns filed320This ZIP320
Total adjusted gross income$17,366,000This ZIP$17,366,000

Land area

Land area2.55 sq miThis ZIP2.55 sq mi
Water area0.00 sq mi

Other place names in 15684

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

ZIP codes near 15684

ZIPCityDistance
15680 Salina, PA 4.1 mi
15681 Saltsburg, PA 4.5 mi
15670 New Alexandria, PA 5.1 mi
15626 Delmont, PA 5.2 mi
15632 Export, PA 5.5 mi
15613 Apollo, PA 6.5 mi
15624 Crabtree, PA 6.9 mi
15633 Forbes Road, PA 7.2 mi
15605 Greensburg, PA 7.9 mi
15685 Southwest, PA 7.9 mi

Find every ZIP code within 10 miles of 15684 →

Questions about this ZIP code

Where is ZIP code 15684?

15684 is in Slickville, Pennsylvania, in Westmoreland County, part of the Pittsburgh, PA metropolitan area. Its published point location is 40.4629, -79.5064.

What county is 15684 in?

15684 lies in Westmoreland County.

What area code is 15684?

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

What time zone is 15684 in?

15684 uses America/New_York.

How many people live in 15684?

About 201 people live in ZIP code 15684, in 116 households, at 78.8 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 15684?

$63,500 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 15684?

The closest are 15680 (4.1 mi), 15681 (4.5 mi), 15670 (5.1 mi), 15626 (5.2 mi) and 15632 (5.5 mi).

Is 15684 a PO Box ZIP code?

15684 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “15684 ZIP Code — Slickville, Pennsylvania (Westmoreland County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15684

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