Map of Calais city
Calais /ˈkælɪs/ is a city in Washington County, Maine, United States. As of the 2020 census, it had a population of 3,079, making Calais the third least-populous city in Maine (after Hallowell and Eastport). The city has three Canada–US border crossings (also known as ports of entry) over the St. Croix River connecting to St. … Read more