Walnutport, Pennsylvania
| Borough of Walnutport | |
|---|---|
| Main Street in Walnutport, August 2015 | |
| Location of Walnutport in Northampton County, Pennsylvania (left) and of Northampton County in Pennsylvania (right) | |
| Location of Walnutport in Pennsylvania | |
| Coordinates: 40°45′6″N 75°35′44″W / 40.75167°N 75.59556°W | |
| Country | United States | 
| State | Pennsylvania | 
| County | Northampton | 
| Borough | 1989 | 
| Government | |
| • Mayor | Henry Kline | 
| Area | |
| 0.83 sq mi (2.14 km2) | |
| • Land | 0.75 sq mi (1.95 km2) | 
| • Water | 0.07 sq mi (0.19 km2) | 
| Elevation | 814 ft (248 m) | 
| Population  (2020) | |
| 2,067 | |
| • Density | 2,748.67/sq mi (1,061.75/km2) | 
| • Metro | 865,310 (US: 68th) | 
| Time zone | UTC-5 (EST) | 
| • Summer (DST) | UTC-4 (EDT) | 
| ZIP Code | 18088 | 
| Area code(s) | 610 and 484 | 
| FIPS code | 42-80800 | 
| Primary airport | Lehigh Valley International Airport | 
| Major hospital | Lehigh Valley Hospital–Cedar Crest | 
| School district | Northern Lehigh | 
| Website | www.walnutportpa.org | 
Walnutport is a borough in Northampton County, Pennsylvania. It was first incorporated in 1909. The population of Walnutport was 1,918 at the 2022 census.
Walnutport is located along the Lehigh River and is part of the Lehigh Valley metropolitan area, which had a population of 861,899 and was the 68th-most populous metropolitan area in the U.S. as of the 2020 census. The ZIP Code is 18088.