15904
ZIP 15904 is in Johnstown, Pennsylvania, mostly in Cambria County; area codes 814 and 582; Eastern time. Johnstown has 8 ZIP codes in all.
- Type
- Standard
- Time zone
- America/New_York
- County
- Cambria +1 more
- Metro area
- Johnstown, PA
- Population
- 16,026
- Coordinates
- 40.3127, -78.8396
Weather right now
Asking the National Weather Service…
Where 15904 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 15904 into a pocket calculator and turn it upside down: hOGSI — not quite a word, sorry.
- ➕ As a number, 15,904 = 2 × 2 × 2 × 2 × 2 × 7 × 71. Its digits add up to 19, a total 2,454 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11111000100000 - 🏠 Its numerical neighbours: 15902 (Johnstown, PA, 2 mi away) and 15905 (Johnstown, PA, 7 mi away).
- 🔄 Backwards, 15904 becomes 40951 — and that is a real ZIP code: Hima, KY, 346 miles away.
- 👥 52 other ZIP codes are made of exactly the same digits (01945, 04915, 04951, 05149, 05491, 09154, …). The farthest-flung twin is 09154 in APO AE, a military post office, 4,127 miles away.
- 🧭 Farther north than 59% of all ZIP codes, and farther east than 77%.
- 🎯1,042 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 15904 and you would come out at 40.31°S, 101.16°E — 1,001 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 03m of daylight. Shortest: 9h 18m.
- 📏 At 28.9 square miles of land, 15904 is bigger than 45% of ZIP codes — room for about 22 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 16,026This ZIP16,026 |
|---|---|
| Households | 6,752This ZIP6,752 |
| Housing units | 7,290This ZIP7,290 |
| Median age | 45.0This ZIP45.0Pennsylvania40.9US 38.9 |
| Median household income | $67,394This ZIP$67,394Pennsylvania$77,971US $80,734 |
| Median home value | $176,200This ZIP$176,200Pennsylvania$254,500US $332,700 |
| Median gross rent | $861This ZIP$861Pennsylvania$1,209US $1,413 |
| Bachelor's degree or higher | 33.7%This ZIP33.7% |
| Mean commute | 18.7 minThis ZIP18.7 min |
| Population density | 554.9 / sq miThis ZIP554.9 / sq mi |
Business and tax activity
| Business establishments | 653This ZIP653 |
|---|---|
| Employees | 13,198This ZIP13,198 |
| Annual payroll | $585,609,000This ZIP$585,609,000 |
| Tax returns filed | 7,490This ZIP7,490 |
| Total adjusted gross income | $563,281,000This ZIP$563,281,000 |
Land area
| Land area | 28.88 sq miThis ZIP28.88 sq mi |
|---|---|
| Water area | 0.22 sq miThis ZIP0.22 sq mi |
Counties 15904 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Cambria County | 100.0% |
| Somerset County | 0.0% |
Other place names in 15904
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 15904
| ZIP | City | Distance |
|---|---|---|
15902 | Johnstown, PA | 1.6 mi |
15934 | Elton, PA | 3.2 mi |
15952 | Salix, PA | 3.4 mi |
15956 | South Fork, PA | 3.5 mi |
15945 | Parkhill, PA | 3.6 mi |
15951 | Saint Michael, PA | 3.9 mi |
15901 | Johnstown, PA | 4.0 mi |
15907 | Johnstown, PA | 4.1 mi |
15915 | Johnstown, PA | 4.4 mi |
15959 | Tire Hill, PA | 5.1 mi |
Find every ZIP code within 10 miles of 15904 →
Questions about this ZIP code
Where is ZIP code 15904?
15904 is in Johnstown, Pennsylvania, in Cambria County, part of the Johnstown, PA metropolitan area. Its published point location is 40.3127, -78.8396.
What county is 15904 in?
15904 spans 2 counties: Cambria County and Somerset County. Most of it falls in Cambria 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 15904?
Johnstown uses area codes 814 and 582, from NANPA's telephone records.
What time zone is 15904 in?
15904 uses America/New_York.
How many people live in 15904?
About 16,026 people live in ZIP code 15904, in 6,752 households, at 554.9 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 15904?
$67,394 a year, against $77,971 across Pennsylvania.
What ZIP codes are near 15904?
The closest are 15902 (1.6 mi), 15934 (3.2 mi), 15952 (3.4 mi), 15956 (3.5 mi) and 15945 (3.6 mi).
Is 15904 a PO Box ZIP code?
15904 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “15904 ZIP Code — Johnstown, Pennsylvania (Cambria County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15904
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/15904.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.