East Otis is part of the town of Otis in Berkshire County, Massachusetts. As of the 2000 census, East Otis had a total population of 572.
According to the United States Census Bureau, East Otis has a total area of 14.12 mi². 12.32 mi² of it is land and 1.81 mi² of it is water.
As of the census of 2000, there are 572 people and 993 households residing in East Otis. Its racial makeup is 561 White, 1 African American, and 2 of the population are Hispanic or Latino of any race.
The average household size is 2.56.
The median income for a household in East Otis is $46528, and the median income for a family is $139300.
Most of Otis Reservoir is located within the limits of East Otis.
Coordinates: 42°10′24″N 73°02′04″W / 42.17333°N 73.03444°W