Jefferson County Colorado

Living and working in Jefferson County offers the quintessential Colorado lifestyle sought after by many. Residents enjoy easy access to mountain activities such as hiking, skiing and rafting, while also being able to take advantage of the eclectic amenities offered by the greater metropolitan Denver area.
It's a place where the great plains meet the Rocky Mountains with some of the most magnificent scenery in the country. We have rolling grasslands and craggy rock formations, natural foothills, rugged mountains and tumbling mountain streams.
Jefferson County, commonly called Jeffco, is the fourth most populous of the 64 counties of the State of Colorado. Located along the Front Range of the Rocky Mountains, Jefferson County is adjacent to the west side of the state capital, Denver. The total county population is 534,543 according to the 2010 census.