Maine · Census place 2309585

Calais, Maine

Calais is a city in Washington County, Maine with an estimated 3,105 residents on July 1, 2024. It is the 21st largest of 23 incorporated places of 1,000+ people in the state.

Population 2024: 3,105; #21 of 23 in Maine
Change since 2020: +0.7%; +21 people
Land area: 34.3 sq mi; + 5.77 sq mi water
Density: 90 / sq mi; State median 548

Orange pin: Calais. Shaded: its county. Dark pin: Augusta.

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Tools and pages that start from Calais

Calais population, 2020 to 2024

Calais added 21 residents from July 2020 to July 2024, a change of +0.7%. In the latest year it moved by -5.

July 1 estimates. The April 2020 estimates base was 3,082. The axis starts above zero so yearly changes are visible.

Calais covers 34.32 square miles of land and 5.77 of water, for 90 people per square mile of land. The median Maine place of 5,000+ has 548, so Calais is less dense than the typical town.

What county Calais is in

All of Calais's residents live in Washington County, which had 31,383 residents in 2024. Calais holds 9.9% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Calais

1 ZIP Code Tabulation Area (ZCTA) overlaps Calais by at least 10% of the ZCTA's or the city's land: 04619. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Calais is

The Census internal point of Calais is at 45.143000, -67.217500. Augusta, the capital, is 138.5 miles WSW in a straight line. The nearest larger place is Ellsworth, ME (8,822 people), 72.9 miles away. The nearest city of 100,000 or more is Manchester, NH, 257.4 miles away.

Internal point

Decimal: 45.143000, -67.217500
DMS: 45°08'34.80"N 67°13'3.00"W
UTM: 19N 640138.3E 5000381.6N
Geohash: f800y6j9n
Plus code: 87QJ4QVM+62

Daylight in Calais

At 45.14° N, Calais gets about 15 h 38 min of daylight around the June solstice and 8 h 45 min around the December solstice, a swing of 6 h 53 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Calais

The eight nearest incorporated places of 1,000+ in Maine, measured between internal points. The closest is Eastport, 19.0 miles away, with 1,292 people.

Questions people ask

What is the population of Calais, ME?

3,105 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 21 (0.7%) from 3,084 in July 2020.

What county is Calais in?

Washington County. All of its residents live in that county.

What ZIP codes cover Calais?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 04619.

How far is Calais from Augusta?

138.5 miles (222.9 km) in a straight line, heading WSW from Calais.

What is the nearest larger city to Calais?

Ellsworth, ME, with 8,822 residents, 72.9 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

How every number is computed: methodology. Spotted a wrong figure? Report an error.