Single Family Home for sale by owner in Spearfish, SD 57783. New Construction in the desirable Reserve development in Spearfish. Oversized lot with private back yard. Home is 2 bed 1 bath finished, with unfinished insulated basement that will provide 2 more bedrooms and another full bath and large family room when finished. Home has many upgrades including large kitchen with island and raised bar, corner kitchen pantry with glass door. Vaulted celings, painted mill work, three panel doors, main ... See site for full property details.