Seaman is a village in Scott Township, Adams County, Ohio, United States.

[6] According to the United States Census Bureau, the village has a total area of 1.07 square miles (2.77 km2), all land.

[7] As of the census[9] of 2010, 944 people, 368 households, and 254 families resided in the village.

There were 425 housing units at an average density of 397.2 per square mile (153.4/km2).

27.4% of all households were made up of individuals, and 15.2% had someone living alone who was 65 years of age or older.

As of the census[3] of 2000, there were 1,039 people, 407 households, and 271 families residing in the village.

There were 443 housing units at an average density of 433.9 per square mile (167.5/km2).

29.5% of all households were made up of individuals, and 15.5% had someone living alone who was 65 years of age or older.