Heidelberg Township (Lehigh County) is a township in Lehigh County, Pennsylvania, home to about 3,356 people across 25 square miles. Its ZIP code is 18053, and parts of 18066, 18078 and 18080 are in Heidelberg Township (Lehigh County) too.
Homes sold for a median of $176 per square foot in the three months ending August 2026, a seller’s market.
Mostly Heidelberg Township (Lehigh County); also Lynn
Mostly Lynn; part is in Heidelberg Township (Lehigh County)
Mostly North Whitehall; part is in Heidelberg Township (Lehigh County)
Mostly Washington Township (Lehigh County); part is in Heidelberg Township (Lehigh County)
Each card is that ZIP code’s whole market, including any part outside Heidelberg Township (Lehigh County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Heidelberg Township (Lehigh County)’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Heidelberg Township (Lehigh County) well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Philadelphia International Airport (PHL)62 miles away |
|---|---|
| Closer regional airport | Lehigh Valley International Airport (ABE)14 miles away |
| Nearest city of 250,000+ | Philadelphia, PA57 miles away |
Straight-line distances from the center of Heidelberg Township (Lehigh County); 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.
Heidelberg Township (Lehigh County) had 3,324 residents in the 2020 census, up 1% since 2000.
It’s the 822nd largest of 2,568 towns in Pennsylvania by population.
Lehigh County grew from 93,893 residents in 1900 to 374,557 in 2020.
Lehigh County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 19°F. About 52.2 inches of rain and melted snow fall in a typical year, with about 27 inches of snow.
Source: NOAA 1991–2020 climate normals, Lehighton 1ssw, PA weather station (8 miles away).
201,146 jobs at 8,681 businesses in Lehigh County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Parks (1 nearby)
Grocery stores
Pharmacies
Libraries
Theaters and performance venues
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.
Buying or selling around Heidelberg Township (Lehigh County)? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Shares ZIP codes with Washington Township (Lehigh County), North Whitehall, Slatington, Lynn, Weisenberg and Lowhill.
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.