The combined value of farms and ranches for sale in Broomfield County, Colorado, recently on Land.com was around $17 million. This represents 1,000 acres of farms and ranches for sale in Broomfield County. Broomfield County ranks 64th out of 64 counties in the Mile High State for the total number of acres of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Broomfield County, Broomfield had the most land for sale. Broomfield County is Colorado's 64th biggest county (33 square miles). It's located in the Front Range Colorado region of the state.