Lewis Township (Union County) is a township in Union County, Pennsylvania, home to about 1,408 people across 39 square miles. Its ZIP code is 17880, and parts of 17844 and 17845 are in Lewis Township (Union County) too.
All in Lewis Township (Union County)
Mostly Mifflinburg; part is in Lewis Township (Union County)
Mostly Hartley; part is in Lewis Township (Union County)
Each card is that ZIP code’s whole market, including any part outside Lewis Township (Union County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Philadelphia International Airport (PHL)121 miles away |
|---|---|
| Closer regional airport | Williamsport Regional Airport (IPT)24 miles away |
| Nearest city of 250,000+ | Philadelphia, PA120 miles away |
Straight-line distances from the center of Lewis Township (Union 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.
Lewis Township (Union County) had 1,476 residents in the 2020 census, up 5% since 2000.
It’s the 1493rd largest of 2,568 towns in Pennsylvania by population.
Union County grew from 17,592 residents in 1900 to 42,681 in 2020.
Union County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 19°F. About 43.9 inches of rain and melted snow fall in a typical year, with about 29 inches of snow.
Source: NOAA 1991–2020 climate normals, Lewisburg, PA weather station (11 miles away).
16,233 jobs at 960 businesses in Union 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 (3 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (2 nearby)
Counts are within about 4 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.
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Shares ZIP codes with Mifflinburg, West Buffalo, Limestone Township (Union County), Buffalo Township (Union County), Hartley and Hartleton.
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.