| Name | Arlington County |
| State | Virginia |
| FIPS Code | 51013 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 209,077 |
| Population Growth Rate(2000-2022) | 14.94% |
| Majority Ethnicity | White 64.55% |
| Public School Majority Ethnicity | White 45% |
| Partisan Voting Index | Strongly Democratic:+32 |
| Unemployment Rate | 2.6% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 64.55% |
| African American | 9.26% |
| Hispanic | 15.47% |
| Asian | 10.24% |
| Native American | 0.37% |
| Hawaiin/Pacific Islander | 0.1% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 45.35% |
| African American | 10.02% |
| Hispanic | 28.65% |
| Asian | 9.29% |
| Native American | 0.29% |
| Hawaiin/Pacific Islander | 0.09% |