Find new homes for sale at Prairie Dunes by Pulte Homes in Cottage Grove, MN, a community designed for modern living. Surrounded by scenic trails, parks, and tranquil natural beauty, this community has both comfort and convenience. Minutes away from U.S. HWY 10/61 for easy Twin Cities commutes, with top schools, shopping, dining, and recreation nearby, Prairie Dunes is the place to call home.