According to data from the United States Census Bureau, the most common race in Washington, D.C. is African American.

As of the 2020 Census, 50.7% of the population of Washington, D.C. identified as African American. The second most common race in the city is White, with 39.8% of the population identifying as White. Other racial groups represented in the city include Asian (5.5%), Hispanic or Latino (8.5%), and Native American (0.5%). It's important to note that these statistics are based on self-reported racial identities, and that the demographics of a city can change over time