Boulder County is in Front Range Colorado. Of the 64 counties in the Rocky Mountain State, Boulder County is 51st in terms of its size (740 square miles). Recent listings of undeveloped land for sale in Colorado's Boulder County totals about 1,000 acres and a combined market value of nearly $52 million. The most common type of land for sale by combined acreage in Boulder County is residential property. The average price of undeveloped land for sale in Boulder County was $761,225. Some suggested uses for undeveloped land currently for sale in Boulder County include for hunting/fishing, commercial, and residential single use. Some common wildlife species to be found on undeveloped land for sale in Boulder County include mule deer, elk, bear, turkey and antelope. Current commercial applications for commercial property for sale in Boulder County include for hunting/fishing, commercial and residential single use. Browse all Colorado undeveloped land for sale on the Land Network to find your next commercial property or land investment.