METHODOLOGY
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Chance of being represented by either party
100% D
100% R
| Usually Democratic districts | Highly competitive districts | Usually Republican districts | |
|---|---|---|---|
| Current |
| Usually Democratic districts | Highly competitive districts | Usually Republican districts | |
|---|---|---|---|
| Current |
Party probabilities
Every district by the chance it will be represented by either party
| Proportionally partisan | ||
| Democratic gerrymander | ||
| Highly competitive | ||
| Compact (algorithmic) | ||
| Compact (borders) | ||
| Majority minority | ||
| Current | ||
| Republican gerrymander | ||
How the maps compare on district competitiveness, minority makeup, respect for local borders, compactness and the efficiency gap, an attempt to gauge how politically gerrymandered a set of districts is
Efficiency gap
A measure of “wasted” votes, by the size of the advantage and which party it favors
| Dem. gerrymander | D+2% |
| Proportional | D+2% |
| Competitive | D+6% |
| Compact (borders) | R+9% |
| Compact (algorithmic) | R+11% |
| Majority minority | R+12% |
| Current | R+18% |
| GOP gerrymander | R+21% |
Competitive districts
Number of districts in which both parties have at least a 1-in-6 chance of winning
| Competitive | 12 |
| Current | 6 |
| Compact (algorithmic) | 4 |
| Majority minority | 4 |
| Compact (borders) | 4 |
| Proportional | 2 |
| Dem. gerrymander | 2 |
| GOP gerrymander | 0 |
Majority-nonwhite districts
Number of districts in which a majority of the voting-age population is nonwhite
| Current | 2 |
| Compact (algorithmic) | 2 |
| Majority minority | 2 |
| GOP gerrymander | 2 |
| Competitive | 2 |
| Proportional | 1 |
| Dem. gerrymander | 1 |
| Compact (borders) | 1 |
County splits
Number of times a map divides counties into different congressional districts
| Compact (borders) | 17 |
| Majority minority | 22 |
| GOP gerrymander | 30 |
| Current | 39 |
| Competitive | 40 |
| Dem. gerrymander | 46 |
| Proportional | 46 |
| Compact (algorithmic) | 72 |
Compactness rank
Rank by the total length of district boundaries, from shortest to longest
| Compact (borders) | 1 |
| Majority minority | 2 |
| Compact (algorithmic) | 3 |
| GOP gerrymander | 4 |
| Competitive | 5 |
| Dem. gerrymander | 6 |
| Proportional | 6 |
| Current | 8 |
The racial or ethnic makeup of each district and each district’s likelihood of being represented by a member of a racial or ethnic minority, based on election results since 2006
White
African-American
Hispanic/Latino
Asian/Pacific Islander
Other
Minority coalition
| Share of population by race | Chance of being represented by a ... | Chance of being represented by a ... | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| District | District | Majority Race | 0% 50% 100% | Minority member | Democrat | Republican | ||||
| 1st | Minority coalition | 58% | >99% | <1% | ||||||
| 2nd | African-American | 96% | >99% | <1% | ||||||
| 3rd | White | <1% | 3% | 97% | ||||||
| 4th | White | 1% | 3% | 97% | ||||||
| 5th | White | <1% | 2% | 98% | ||||||
| 6th | White | 1% | 35% | 65% | ||||||
| 7th | White | 1% | 40% | 60% | ||||||
| 8th | White | 1% | 38% | 62% | ||||||
| 9th | White | <1% | <1% | >99% | ||||||
| 10th | White | <1% | <1% | >99% | ||||||
| 11th | White | <1% | 4% | 96% | ||||||
| 12th | White | <1% | 3% | 97% | ||||||
| 13th | White | 10% | >99% | <1% | ||||||
| 14th | White | 13% | >99% | <1% | ||||||
| 15th | White | 2% | 22% | 78% | ||||||
| 16th | White | 3% | 18% | 82% | ||||||
| 17th | White | 2% | 42% | 58% | ||||||
| 18th | White | <1% | 4% | 96% | ||||||
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