Bethlehem is a township in Hunterdon County, New Jersey, home to about 3,760 people across 21 square miles. Its ZIP code is 08802, and parts of 08804, 08809, 08826 and 08827 are in Bethlehem too.
Homes sold for a median of $261 per square foot in the three months ending August 2026, a balanced market.
Mostly Bethlehem; also Franklin Township (Warren County) and Union Township
Part is in Bethlehem, part in Bloomsbury and Greenwich Township (Warren County)
Mostly Clinton Town; part is in Bethlehem
Mostly Lebanon Township; part is in Bethlehem
Mostly Union Township; part is in Bethlehem
Each card is that ZIP code’s whole market, including any part outside Bethlehem. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Bethlehem’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Newark Liberty International Airport (EWR)44 miles away |
|---|---|
| Closer regional airport | Lehigh Valley International Airport (ABE)23 miles away |
| Nearest city of 250,000+ | Newark, NJ44 miles away |
| Nearest city of 1 million+ | Philadelphia, PA47 miles away |
Straight-line distances from the center of Bethlehem; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Bethlehem had 3,745 residents in the 2020 census, down 2% since 2000.
It’s the 422nd largest of 565 towns in New Jersey by population.
Hunterdon County grew from 34,507 residents in 1900 to 128,947 in 2020.
Hunterdon County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 22°F. About 51.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Phillipsburg-Easton Brg, NJ weather station (10 miles away).
45,700 jobs at 3,672 businesses in Hunterdon County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
13 doctors and other health care providers list an office in Bethlehem.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Dentists | 2 |
| Nurse practitioners and physician assistants | 3 |
| Mental health providers | 6 |
| Physical and occupational therapists | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Pharmacies
Libraries
Museums
Counts are within about 3 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1798.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Bethlehem Township School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Thomas B. Conley Elementary SchoolAsbury | Pre-K–5 | 258 | Public | 0.9 mi |
| Ethel Hoppock Middle SchoolAsbury | 6–8 | 119 | Public | 1.8 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Lebanon Township, Clinton Town, Union Township, Glen Gardner, Franklin Township (Warren County), Hampton Borough, Clinton Township, Bloomsbury, Greenwich Township (Warren County), Holland, Pohatcong, Washington Township (Warren County) and Alexandria.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.