Calais is a town in Washington County, Vermont, home to about 1,713 people across 38 square miles. Its ZIP codes are 05640, 05648, 05650 and 05666, and parts of 05658, 05667 and 05682 are in Calais too.
Homes sold for a median of $233 per square foot across 3 ZIP codes in the three months ending August 2026, and 0 of 3 were seller’s markets.
All in Calais
All in Calais
Mostly Calais; also Woodbury
All in Calais
Mostly Marshfield; part is in Calais
Mostly Plainfield; part is in Calais
Mostly Worcester; part is in Calais
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)117 miles away |
|---|---|
| Closer regional airport | Patrick Leahy Burlington International Airport (BTV)35 miles away |
| Nearest city of 250,000+ | Boston, MA157 miles away |
| Nearest city of 1 million+ | New York, NY266 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 1,661 residents in the 2020 census, up 9% since 2000.
It’s the 102nd largest of 247 towns in Vermont by population.
Washington County grew from 36,607 residents in 1900 to 59,807 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 3°F. About 41.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Plainfield, VT weather station (6 miles away).
26,122 jobs at 2,118 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).
14 doctors and other health care providers list an office in Calais’s ZIP codes.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 11 |
| Physical and occupational therapists | 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 (3 nearby)
Grocery stores
Libraries
Museums (1 nearby)
Theaters and performance venues
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.
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Shares ZIP codes with Plainfield, Marshfield, Worcester, Cabot, Woodbury, Middlesex and East Montpelier.
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.