Lehigh is a township in Northampton County, Pennsylvania, home to about 10,780 people across 29 square miles. Its ZIP codes are 18035, 18038, 18086 and 18088, and parts of 18067 are in Lehigh too.
Homes sold for a median of $190 per square foot across 3 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
All in Lehigh
Mostly Lehigh; also Moore
All in Lehigh
Mostly Northampton Borough; part is in Lehigh
Each card is that ZIP code’s whole market, including any part outside Lehigh. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Lehigh’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Philadelphia International Airport (PHL)63 miles away |
|---|---|
| Closer regional airport | Lehigh Valley International Airport (ABE)9 miles away |
| Nearest city of 250,000+ | Philadelphia, PA56 miles away |
Straight-line distances from the center of Lehigh; 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.
Lehigh had 10,774 residents in the 2020 census, up 11% since 2000.
It’s the 244th largest of 2,568 towns in Pennsylvania by population.
Northampton County grew from 99,687 residents in 1900 to 312,951 in 2020.
Northampton 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 47.4 inches of rain and melted snow fall in a typical year, with about 33 inches of snow.
Source: NOAA 1991–2020 climate normals, Allentown Intl Ap, PA weather station (9 miles away).
121,192 jobs at 6,529 businesses in Northampton County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
38 doctors and other health care providers list an office in Lehigh’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Dentists | 5 |
| Nurse practitioners and physician assistants | 4 |
| Mental health providers | 8 |
| Physical and occupational therapists | 10 |
| Optometrists | 4 |
| Chiropractors | 2 |
| Pharmacies | 2 |
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.
Parks (17 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries
Museums
Theaters and performance venues (1 nearby)
Counts are within about 3.5 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.
Public schools here are run by Northampton Area SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Lehigh El SchWalnutport | K–5 | 474 | Public | 0.7 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 Northampton Borough, Allen, Walnutport, Moore and East Allen.
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.