Greenwood Township (Columbia County) is a township in Columbia County, Pennsylvania, home to about 1,846 people across 28 square miles. It has no ZIP code of its own: it’s part of 17846 and 17859.
Homes sold for a median of $131 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Millville; part is in Greenwood Township (Columbia County)
Mostly Fishing Creek; part is in Greenwood Township (Columbia County)
Each card is that ZIP code’s whole market, including any part outside Greenwood Township (Columbia County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Greenwood Township (Columbia County)’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Greenwood Township (Columbia County) well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Philadelphia International Airport (PHL)108 miles away |
|---|---|
| Closer regional airport | Williamsport Regional Airport (IPT)25 miles away |
| Nearest city of 250,000+ | Philadelphia, PA104 miles away |
Straight-line distances from the center of Greenwood 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.
Greenwood Township (Columbia County) had 1,881 residents in the 2020 census, down 3% since 2000.
It’s the 1280th 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 (10 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).
15 doctors and other health care providers list an office in Greenwood Township (Columbia County)’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Nurse practitioners and physician assistants | 4 |
| Physical and occupational therapists | 8 |
| Chiropractors | 1 |
| Pharmacies | 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.
Grocery stores
Museums (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 Millville Area SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Millville Area Elementary SchoolMillville | K–6 | 291 | Public | 2.9 mi |
| Millville Area JSHSMillville | 7–12 | 234 | Public | 2.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Greenwood Friends SchoolMillville | Pre-K–8 | 38 | Friends (Quaker) | 1.1 mi |
| Greenwood Valley Amish SchoolMillville | 1–8 | 27 | Amish | 0.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
Buying or selling around Greenwood Township (Columbia 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 Millville, Fishing Creek, Orange, Pine Township (Columbia County), Orangeville, Madison Township (Columbia County), Mount Pleasant Township (Columbia County), North Centre and Scott Township (Columbia County).
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.