18015
ZIP 18015 is in Bethlehem, Pennsylvania, mostly in Northampton County; area codes 610, 484 and 835; Eastern time. Bethlehem has 6 ZIP codes; the others are 18016, 18017, 18018, 18020 and 18025.
- Type
- Standard
- Time zone
- America/New_York
- County
- Northampton +1 more
- Metro area
- Allentown-Bethlehem-Easton, PA-NJ
- Population
- 34,852
- Coordinates
- 40.5874, -75.3668
Weather right now
Asking the National Weather Service…
Where 18015 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 18015 into a pocket calculator and turn it upside down: SIOBI — not quite a word, sorry.
- ➕ As a number, 18,015 = 3 × 5 × 1201. Its digits add up to 15, a total 1,657 other ZIP codes share.
- 💾In binary, the way a computer stores it:
100011001011111 - 🏠 Its numerical neighbours: 18014 (Bath, PA, 13 mi away) and 18016 (Bethlehem, PA, 9 mi away).
- 🔄 Backwards, 18015 becomes 51081, which is not a ZIP code at all.
- 👥 25 other ZIP codes are made of exactly the same digits (01518, 01581, 01815, 01851, 08511, 10158, …). The farthest-flung twin is 85011 in Phoenix, AZ, 2,068 miles away.
- 🧭 Farther north than 62% of all ZIP codes, and farther east than 87%.
- 🎯1,222 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 18015 and you would come out at 40.59°S, 104.63°E — 863 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 05m of daylight. Shortest: 9h 16m.
- 📏 At 23.2 square miles of land, 18015 is bigger than 40% of ZIP codes — room for about 18 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 34,852This ZIP34,852 |
|---|---|
| Households | 12,150This ZIP12,150 |
| Housing units | 13,002This ZIP13,002 |
| Median age | 31.2This ZIP31.2Pennsylvania40.9US 38.9 |
| Median household income | $60,800This ZIP$60,800Pennsylvania$77,971US $80,734 |
| Median home value | $281,700This ZIP$281,700Pennsylvania$254,500US $332,700 |
| Median gross rent | $1,353This ZIP$1,353Pennsylvania$1,209US $1,413 |
| Bachelor's degree or higher | 33.2%This ZIP33.2% |
| Mean commute | 23.3 minThis ZIP23.3 min |
| Population density | 1,502.9 / sq miThis ZIP1,502.9 / sq mi |
Business and tax activity
| Business establishments | 595This ZIP595 |
|---|---|
| Employees | 31,210This ZIP31,210 |
| Annual payroll | $2,102,323,000This ZIP$2,102,323,000 |
| Tax returns filed | 14,200This ZIP14,200 |
| Total adjusted gross income | $1,397,929,000This ZIP$1,397,929,000 |
Land area
| Land area | 23.19 sq miThis ZIP23.19 sq mi |
|---|---|
| Water area | 0.34 sq miThis ZIP0.34 sq mi |
Counties 18015 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Northampton County | 65.5% |
| Lehigh County | 34.5% |
Other place names in 18015
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 18015
| ZIP | City | Distance |
|---|---|---|
18025 | Bethlehem, PA | 2.7 mi |
18018 | Bethlehem, PA | 3.2 mi |
18055 | Hellertown, PA | 3.3 mi |
18034 | Center Valley, PA | 4.2 mi |
18081 | Springtown, PA | 4.8 mi |
18017 | Bethlehem, PA | 5.1 mi |
18109 | Allentown, PA | 5.2 mi |
18101 | Allentown, PA | 5.5 mi |
18036 | Coopersburg, PA | 5.5 mi |
18102 | Allentown, PA | 5.9 mi |
Find every ZIP code within 10 miles of 18015 →
Questions about this ZIP code
Where is ZIP code 18015?
18015 is in Bethlehem, Pennsylvania, in Northampton County, part of the Allentown-Bethlehem-Easton, PA-NJ metropolitan area. Its published point location is 40.5874, -75.3668.
What county is 18015 in?
18015 spans 2 counties: Northampton County and Lehigh County. Most of it falls in Northampton 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 18015?
Bethlehem uses area codes 610, 484 and 835, from NANPA's telephone records.
What time zone is 18015 in?
18015 uses America/New_York.
How many people live in 18015?
About 34,852 people live in ZIP code 18015, in 12,150 households, at 1,502.9 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 18015?
$60,800 a year, against $77,971 across Pennsylvania.
What ZIP codes are near 18015?
The closest are 18025 (2.7 mi), 18018 (3.2 mi), 18055 (3.3 mi), 18034 (4.2 mi) and 18081 (4.8 mi).
Is 18015 a PO Box ZIP code?
18015 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “18015 ZIP Code — Bethlehem, Pennsylvania (Northampton County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/18015
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/18015.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.