Mifflin Township (Columbia County) is a township in Columbia County, Pennsylvania, home to about 2,149 people across 19 square miles. Its ZIP code is 18631, and parts of 18635 are in Mifflin Township (Columbia County) too.
Homes sold for a median of $221 per square foot in the three months ending August 2026, a seller’s market.
All in Mifflin Township (Columbia County)
Mostly Nescopeck Borough; part is in Mifflin Township (Columbia County)
Each card is that ZIP code’s whole market, including any part outside Mifflin Township (Columbia County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mifflin Township (Columbia County)’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)96 miles away |
|---|---|
| Closer regional airport | Wilkes-Barre/Scranton International Airport (AVP)32 miles away |
| Nearest city of 250,000+ | Philadelphia, PA91 miles away |
Straight-line distances from the center of Mifflin Township (Columbia 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.
Mifflin Township (Columbia County) had 2,269 residents in the 2020 census, up 1% since 2000.
It’s the 1148th largest of 2,568 towns in Pennsylvania by population.
Columbia County grew from 39,896 residents in 1900 to 64,727 in 2020.
Columbia County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 80°F in summer, and winter lows average 16°F. About 48.6 inches of rain and melted snow fall in a typical year, with about 46 inches of snow.
Source: NOAA 1991–2020 climate normals, Benton 3 Ne, PA weather station (15 miles away).
22,886 jobs at 1,428 businesses in Columbia County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Mifflin Township (Columbia County).
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Chiropractors | 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.
Parks (4 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
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.
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Shares ZIP codes with Nescopeck Borough, Nescopeck Township and Hollenback.
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.