A total of 1,000 acres were listed for sale in Alaska's Dillingham Borough recently; the combined value of all Dillingham Borough land and rural real estate for sale was around $3 million. Dillingham Borough ranks 13th in Alaska for the total acreage of land currently advertised for sale. Dillingham featured the most land for sale. Dillingham Borough is one of the ten largest counties in Alaska (20,628 square miles). It's located in the Southwest Alaska region of the state.