16 districts overlapping Sumner County
| Bethpage 0.36 |
| Bransford 0.60 |
| Castalian Springs 0.54 |
| Cottontown 0.53 |
| Fairfield 0.39 |
| Gallatin 0.07 |
| Goodlettsville 0.16 |
| Graball 0.40 |
| Hendersonville 0.14 |
| Millersville 0.17 |
| Mitchellville 0.60 |
| New Deal 0.57 |
| Oak Grove 0.65 |
| Portland 0.04 |
| Shackle Island 0.45 |
| Westmoreland 0.12 |