Calais is a city in Washington County, Maine, home to about 3,097 people across 34 square miles. Its ZIP code is 04619.
Homes sold for a median of $136 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Calais. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Calais’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)183 miles away |
|---|---|
| Closer regional airport | Hancock County-Bar Harbor Airport (BHB)73 miles away |
| Nearest city of 250,000+ | Boston, MA271 miles away |
| Nearest city of 1 million+ | New York, NY459 miles away |
Straight-line distances from the center of Calais; 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.
Calais had 3,079 residents in the 2020 census, down 11% since 2000.
It’s the 119th 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 80°F in summer, and winter lows average 13°F. About 47.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Woodland, ME weather station (7 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).
143 doctors and other health care providers list an office in Calais.
Nearest hospitals
Providers with an office here
| Primary care doctors | 11 |
|---|---|
| Specialist doctors | 13 |
| Dentists | 3 |
| Nurse practitioners and physician assistants | 17 |
| Mental health providers | 85 |
| Physical and occupational therapists | 9 |
| Optometrists | 4 |
| 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 (5 nearby)
Grocery stores (3 nearby)
Libraries (2 nearby)
Museums (2 nearby)
Counts are within about 4 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 Calais Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Calais Elementary SchoolCalais | Pre-K–6 | 250 | Public | 1.2 mi |
| Calais Middle/High SchoolCalais | 7–12 | 289 | Public | 1.2 mi |
| St Croix Regional Technical CenterCalais | — | — | Career and Technical | 1.2 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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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.