Mack is an unincorporated community that is located about 10 miles east of the Colorado/Utah border in Mesa County, Colorado, United States.

Mack is part of the Grand Junction Metropolitan Statistical Area.

[2] The community was named after John W. Mack, a businessperson in the asphalt industry.

[4] The Country Jam Ranch is located near the town of Mack and is known for being a Music Festival Destination.

This is a permanent festival site created for music festivals, including Country Jam, an event that has been held since 1992 and one that draws thousands of country music fans to the area.