Paragon Estates is an unincorporated community and a census-designated place (CDP) located in and governed by Boulder County, Colorado, United States.

The CDP is a part of the Boulder, CO Metropolitan Statistical Area.

The population of the Paragon Estates CDP was 975 at the United States Census 2020.

[3] The Boulder post office (Zip Code 80303) serves the area.

U.S. Highway 36, the Denver–Boulder Turnpike, forms the southwest edge of the CDP.