There was a combined $4 million of farmsand rural real estate for sale in Denali Borough, Alaska, recently on Land.com. The total size of all Denali Borough land for sale was almost 1,000 acres. Denali Borough ranks 12th out of 29 counties in Alaska for the combined amount of land currently advertised for sale. Of all farms and rural land for sale in Denali Borough, Healy had the most land for sale. Denali Borough is the 15th largest county (12,662 square miles) in Alaska. It's located in the Interior Alaska region of the state.