Clarkson is located in Colfax County northeast of Columbus, between Leigh and Howells near a State campground.
The population estimate for July 1, 1998 was 790, an increase of 91 since 1990.
Basic economic activities in Clarkson include hog feeding, farming, cattle, nursery, and retail and wholesale sales. This community is also home to the largest perennial grower in the midwest.