ZIP code 18020
Where is ZIP code 18020?
Bethlehem, Pennsylvania
Northampton County · Standard ZIP code
ZIP code 18020 belongs to Bethlehem, Pennsylvania in Northampton County. 18020 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 484, 610 and 835. About 21,204 people live in the 18020 area, where the median household income is $126,166. The closest ZIP codes are 18017 (Bethlehem, 2.9 mi west), 18045 (Easton, 3.1 mi northeast) and 18018 (Bethlehem, 4.2 mi southwest).
| ZIP code | 18020 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Bethlehem |
| State | Pennsylvania (PA) |
| County | Northampton County |
| Time zone | Eastern Time · now |
| Area codes | 484, 610, 835 |
| Coordinates | 40.6693, -75.3349 map |
| 3-digit prefix | 180 |
Population and income in 18020
| Population | 21,204 · higher than 90% of Pennsylvania ZIP codes |
|---|---|
| People per square mile | 1,629 · higher than 81% of Pennsylvania ZIP codes |
| Median age | 42.8 years · lower than 59% of Pennsylvania ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $126,166 · higher than 94% of Pennsylvania ZIP codes |
| Income per person | $56,266 |
| Below the poverty line | 5.0% |
| Bachelor’s degree or higher | 43% of adults 25+ |
| Median home value | $370,200 · higher than 89% of Pennsylvania ZIP codes |
| Median rent | $1,534 a month |
| Housing units | 7,961 |
| Households | 7,791 (2.63 people on average) |
| Owners / renters | 86% / 14% |
| Land area | 13.02 sq mi (plus 0.17 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 18020. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 18020
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 18017 | Bethlehem, PA | 2.9 mi W | Standard |
| 18045 | Easton, PA | 3.1 mi NE | Standard |
| 18018 | Bethlehem, PA | 4.2 mi SW | Standard |
| 18064 | Nazareth, PA | 5.3 mi N | Standard |
| 18015 | Bethlehem, PA | 5.3 mi SW | Standard |
| 18001 | Lehigh Valley, PA | 5.4 mi W | PO Box only |
| 18002 | Lehigh Valley, PA | 5.4 mi W | PO Box only |
| 18003 | Lehigh Valley, PA | 5.4 mi W | Unique |
| 18042 | Easton, PA | 5.9 mi E | Standard |
| 18109 | Allentown, PA | 6 mi W | Standard |
| 18055 | Hellertown, PA | 6.1 mi S | Standard |
| 18043 | Easton, PA | 6.1 mi E | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 18020 or measure the distance to another ZIP code.
How to address mail to 18020
123 MAIN ST
BETHLEHEM PA 18020
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (18020-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Bethlehem, PA
All Bethlehem ZIP codes with population and income →
Questions
- What city is ZIP code 18020?
- 18020 is a Bethlehem, Pennsylvania ZIP code.
- What county is 18020 in?
- ZIP code 18020 is in Northampton County, Pennsylvania.
- What time zone is ZIP code 18020 in?
- 18020 is in the Eastern Time zone (America/New_York).
- What area code is 18020?
- Phone numbers in ZIP code 18020 use area codes 484, 610 and 835.
- What is the population of ZIP code 18020?
- About 21,204 people live in ZIP code 18020, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 18020?
- The median household income in 18020 is $126,166 a year, higher than 94% of Pennsylvania ZIP codes.
- What ZIP codes are near 18020?
- The nearest ZIP codes to 18020 are 18017 (Bethlehem, 2.9 miles), 18045 (Easton, 3.1 miles), 18018 (Bethlehem, 4.2 miles) and 18064 (Nazareth, 5.3 miles).