Wiscasset is a town in Lincoln County, Maine, home to about 3,874 people across 25 square miles. Its ZIP code is 04578.
Homes sold for a median of $234 per square foot in the three months ending August 2026, a seller’s market.
Mostly Wiscasset; also Westport Island
Each card is that ZIP code’s whole market, including any part outside Wiscasset. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Wiscasset’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Portland International Jetport (PWM)40 miles away |
|---|---|
| Closer regional airport | Augusta State Airport (AUG)22 miles away |
| Nearest city of 250,000+ | Boston, MA134 miles away |
| Nearest city of 1 million+ | New York, NY317 miles away |
Straight-line distances from the center of Wiscasset; 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.
Wiscasset had 3,742 residents in the 2020 census, up 4% since 2000.
It’s the 92nd largest of 519 towns in Maine by population.
Lincoln County grew from 19,669 residents in 1900 to 35,237 in 2020.
Lincoln County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 79°F in summer, and winter lows average 12°F. About 46.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Wiscasset Ap, ME weather station (3 miles away).
9,608 jobs at 1,383 businesses in Lincoln County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
41 doctors and other health care providers list an office in Wiscasset.
Nearest hospitals
Providers with an office here
| Primary care doctors | 7 |
|---|---|
| Dentists | 2 |
| Nurse practitioners and physician assistants | 12 |
| Mental health providers | 15 |
| Physical and occupational therapists | 3 |
| Chiropractors | 2 |
| 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.
Parks (5 nearby)
Grocery stores (1 nearby)
Libraries (2 nearby)
Museums (2 nearby)
Theaters and performance venues
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 Wiscasset Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Wiscasset Elementary SchoolWiscasset | Pre-K–5 | 166 | Public | 1.0 mi |
| Wiscasset Middle/High SchoolWiscasset | 6–12 | 198 | Public | 1.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Maine Coast Semester at ChewonkiWiscasset | TK–12 | 145 | Nonsectarian | 4.9 mi |
| Maine Coast Semester at ChewonkiWiscasset | 11 | 33 | Nonsectarian | 4.9 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.
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Shares ZIP codes with Westport Island.
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.