Northfield is a town in Washington County, Maine, home to about 263 people across 44 square miles. It has no ZIP code of its own: it’s part of 04654.
Homes sold for a median of $131 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Machias; part is in Northfield
Each card is that ZIP code’s whole market, including any part outside Northfield. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Northfield’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Northfield well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Portland International Jetport (PWM)158 miles away |
|---|---|
| Closer regional airport | Hancock County-Bar Harbor Airport (BHB)47 miles away |
| Nearest city of 250,000+ | Boston, MA242 miles away |
| Nearest city of 1 million+ | New York, NY431 miles away |
Straight-line distances from the center of Northfield; 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.
Northfield had 178 residents in the 2020 census, up 36% since 2000.
It’s the 425th largest of 519 towns in Maine by population.
Washington County grew from 45,232 residents in 1900 to 31,095 in 2020.
Washington County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 76°F in summer, and winter lows average 9°F. About 50.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Jonesboro, ME weather station (10 miles away).
7,475 jobs at 845 businesses in Washington County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
131 doctors and other health care providers list an office in Northfield.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Specialist doctors | 15 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 7 |
| Mental health providers | 80 |
| Physical and occupational therapists | 19 |
| 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 (1 nearby)
Pharmacies (1 nearby)
Libraries (2 nearby)
Museums
Theaters and performance venues (1 nearby)
Counts are within about 4.5 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 Machias Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Rose M Gaffney SchoolMachias | Pre-K–8 | 321 | Public | 0.8 mi |
| Machias Memorial High SchoolMachias | 9–12 | 173 | Public | 0.8 mi |
| Coastal Wash Cty Inst of TechMachias | — | — | Career and Technical | 0.9 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 Machias, Marshfield, Roque Bluffs, Whitneyville and North Washington UT.
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.