The greatest racial diversity in the Chattanooga region is in the two biggest counties - Hamilton in Tennessee and Whitfield in Georgia.
Breakdown of county share of white population, share of black population and share of Hispanic population:
Southeast Tennessee Counties
- Hamilton: 71.1 percent - 19.5 percent - 5.7 percent
- Bradley: 85.8 percent - 5.1 percent - 6.3 percent
- Franklin: 88.4 percent - 5.2 percent - 3.5 percent
- Bledsoe: 88.7 percent - 7.0 percent - 2.3 percent
- Rhea: 90.4 percent - 2.4 percent - 5.0 percent
- McMinn: 91.2 percent - 3.9 percent - 4.1 percent
- Marion: 91.7 percent - 4.0 percent - 1.8 percent
- Sequatchie: 93.5 percent - 0.7 percent - 3.6 percent
- Meigs: 94.3 percent - 1.5 percent - 2.0 percent
- Polk: 95.0 percent - 0.7 percent - 2.1 percent
- Grundy: 95.9 percent - 0.6 percent - 1.3 percent
Northwest Georgia Counties
- Whitfield: 58.2 percent - 4.3 percent - 35.5 percent
- Murray: 82.3 percent - 1.3 percent - 15.2 percent
- Catoosa: 90.8 percent - 2.9 percent - 3.1 percent
- Walker: 91.2 percent - 4.3 percent - 2.2 percent
- Dade: 93.7 percent - 1.3 percent - 2.4 percent
Source: U.S. Bureau of Census estimates for July 2018