Baldwin is a town in Cumberland County, Maine, United States.

First called Flintstown Plantation, it was granted in 1774 by the Massachusetts General Court to survivors of the Concord, Massachusetts, company commanded by Captain John Flint.

[3] The surface of the town is broken, but with soil favorable to grain and hay.

Brooks provided water power for various mills which produced board lumber, barrel staves and shooks.

The Portland and Ogdensburg Railroad followed the Saco River valley for the length of Baldwin.

The town is crossed by state routes 5, 107, 113 and 117, and is bordered by Sebago on the north; Standish on the east; Hiram on the west; and Cornish and Limington on the south.

19.7% of all households were made up of individuals, and 9% had someone living alone who was 65 years of age or older.

16.0% of all households were made up of individuals, and 6.7% had someone living alone who was 65 years of age or older.