Marion Township, Beaver County, Pennsylvania

As of the 2000 census,[5] there were 940 people, 361 households, and 264 families residing in the township.

There were 388 housing units at an average density of 37.8 per square mile (14.6/km2).

The racial makeup of the township was 98.19% White, 0.64% African American, 0.11% Pacific Islander, and 1.06% from two or more races.

21.9% of all households were made up of individuals, and about 7% had someone living alone who was sixty-five years of age or older.

For every one hundred females who were aged eighteen or older, there were 96.1 males.