Erwin is a town in Harnett County, North Carolina, home to about 4,687 people across 4.2 square miles. Its ZIP code is 28339, and parts of 28334 are in Erwin too.
Homes sold for a median of $154 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Erwin; also Dunn
Mostly Dunn; part is in Erwin
Each card is that ZIP code’s whole market, including any part outside Erwin. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Erwin’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Raleigh-Durham International Airport (RDU)39 miles away |
|---|---|
| Closer regional airport | Fayetteville Regional Airport - Grannis Field (FAY)26 miles away |
| Nearest city of 250,000+ | Raleigh, NC35 miles away |
| Nearest city of 1 million+ | Philadelphia, PA377 miles away |
Straight-line distances from the center of Erwin; 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.
Erwin had 4,542 residents in the 2020 census, up 0% since 2000.
It’s the 180th largest of 771 towns in North Carolina by population.
Harnett County grew from 15,988 residents in 1900 to 133,568 in 2020.
Harnett County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 92°F in summer, and winter lows average 32°F. About 50.2 inches of rain and melted snow fall in a typical year, with about 2 inches of snow.
Source: NOAA 1991–2020 climate normals, Dunn 4 Nw, NC weather station (about a mile away).
24,279 jobs at 1,960 businesses in Harnett County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
52 doctors and other health care providers list an office in Erwin.
Nearest hospitals
Providers with an office here
| Primary care doctors | 7 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 13 |
| Mental health providers | 22 |
| Physical and occupational therapists | 3 |
| Chiropractors | 1 |
| Pharmacies | 5 |
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 (2 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums
Counts are within about 1.5 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 Harnett County Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Erwin ElementaryErwin | Pre-K–5 | 637 | Public | 0.3 mi |
| Triton HighErwin | 9–12 | 1,274 | Public | 1.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Dunn, Plain View and Spivey's Corner.
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.