Caribou cost of living score 75.1 Less expensive 24.9% lower than the US average 22.6% lower than the Maine average Caribou (zip 04736), Maine gets a BestPlaces Cost of Living score of 75.1, which means the total cost of housing, food, childcare, transportation, healthcare, taxes, and other necessities is 24.9% lower than the U.S. average and 22.6% higher than the average for Maine.