Caribou is the second largest city in Aroostook County, Maine, United States. Its population was 7,396 at the 2020 census. The city is a service center for the agricultural and tourism industries, and the location of a National Weather Service Forecast Office.
Trucks outside a starch factory in October 1940
Aroostook County is a county in the U.S. state of Maine along the Canada–United States border. As of the 2020 census, the population was 67,105. The county seat is Houlton, with offices in Caribou and Fort Kent.
Aroostook County Courthouse
Children gathering potatoes on a large farm in Aroostook County, 1940. Schools did not open until the potatoes were harvested. Photo by Jack Delano.