Independent Cities
Virginia Counties
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Fairfax County Virginia ☎ +1 703-790-0643 Last Updated: 09/29/2026 |
| Fairfax County is a county in the state of Virginia. With a population of 1,150,309 according to the 2020 census, it is the most populous county in Virginia. The county seat is the city of Fairfax; however, as an independent city under Virginia law, the city of Fairfax is not part of the county. | |
| Located in northern Virginia, just across the Potomac River from Washington D.C., Fairfax County offers a captivating blend of big-city amenities, small-town charm, and picturesque natural scenery. Rediscover American history through countless historic landmarks and hidden gems. Relax at one of the many breweries and wineries. Immerse yourself in nature at the numerous parks, rivers, and picnic areas. | |