As of the 2020 United States Census, Reston boasts a population of approximately 63,226 residents. The community has experienced steady growth, particularly with recent high-density residential construction near the Silver Line Metro stations.
Reston is renowned for its highly educated populace, with a significant majority of adults holding a bachelor's degree or higher, driven by the local technology and government contracting sectors. The median household income is quite high, routinely exceeding $125,000, reflecting the professional nature of the local workforce.
Demographically, Reston is diverse and international, a legacy of Robert E. Simon's founding principles of inclusion. The population is approximately 60% White, 15% Asian, 10% Black or African American, and 10% Hispanic or Latino. A wide variety of languages are spoken at home, and the community supports a rich tapestry of cultural and religious institutions.