Unattended Death and Biohazard Cleanup in George Mason, VA

George Mason is a census-designated place in Fairfax County, Virginia, consisting of George Mason University and adjacent neighborhoods to the south and southwest of the independent city of Fairfax, and is named for Founding Father George Mason.

George Mason had a population of 11,162 at the 2020 census, up 17.5% from 9,496 in 2010.

George Mason is unusually dense and young for a suburb — about 4,398 people per square mile over just 2.5 square miles of land in 2020, with a median age of about 21 in Census Bureau survey estimates, reflecting its large student population.

The CDP is dominated by George Mason University, which was founded in 1949 as a northern Virginia branch of the University of Virginia and became an independent university in 1972.

George Mason University has grown into the largest public university in Virginia by student enrollment, with 39,638 students in fall 2025.

The university's Fairfax Campus, on land the City of Fairfax purchased and donated, welcomed its first 356 students in the fall of 1964.

The university campus lies largely east of Ox Road (Virginia State Route 123), which runs north to south across the center of the George Mason CDP.

George Mason University is a public research university named in honor of George Mason, the Virginia Founding Father who authored the Virginia Declaration of Rights, and it also operates campuses in Arlington, Prince William County, Front Royal and South Korea.