Passadumkeag is a town located in Penobscot County, in the state of Maine (ME), United States. Nestled in the New England division of the North-east region, it covers an area of 22.9 square miles (59.0 km²) and sits at an elevation of 143 ft. With a population of approximately 441 residents, Passadumkeag offers a peaceful, rural atmosphere.
The town's population is composed of about 49.43% males and 50.57% females, and it has a population density of 19.26 people per square mile (7.44/km²). Passadumkeag lies at a latitude of 45.19 and a longitude of -68.61, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (10.2%), followed by English (20.2%), German (0%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 04475.