Independent Cities
Virginia Counties
Arlington Va » Arli
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| Arlington County | |
| Arlington County is a county in the state of Virginia, United States. According to the 2020 census, the county has a population of 238,643. Located in northern Virginia, on the southwest bank of the Potomac River, it lies directly across from Washington, D.C., the nation's capital. Arlington County is the smallest self-governing county in the country. | |
