Alabama

Redistricting Algorithm

Current Congressional Districts

FairyMandered Districts

Demographic Distribution For Current Congressional Districts

FYI: % Based on Registered Voter

Demographic Distribution For FairyMandered Districts




FYI: % Based on Registered Voter


Fairness Metrics


Current Congressional Districts Scores

☞ Reock Score Measurement of compactness for each district that ranges from 0 to 1

0.38

☞ Polsby Popper Measurement of compactness between a district's area and the square of its perimeter

0.22

☞ Efficiency Gap Measurement of competitiveness where wasted votes in an election quantify the degree of partisanship

-8.51

☞ Lopsided Margin Measurement which calculates difference between the average percentages by which each part won in a district

-15.61

☞ Mean-Median Difference between the median and mean vote-share across all districts for one party

7.16

☞ Dissimilarity Index Measurement of minority representation within a district
  • Hispanic: 0.09
  • African American: 0.37
  • East & South Asian: 0.15
  • Native American: 0.08
  • Other: 0.08

FairyMandered Districts Scores

☞ Reock Score Measurement of compactness for each district that ranges from 0 to 1

0.52

☞ Polsby Popper Measurement of compactness between a district's area and the square of its perimeter

0.24

☞ Efficiency Gap Measurement of competitiveness where wasted votes in an election quantify the degree of partisanship

1.52

☞ Lopsided Margin Measurement which calculates difference between the average percentages by which each part won in a district

-10.97

☞ Mean-Median Difference between the median and mean vote-share across all districts for one party

2.04

☞ Dissimilarity Index Measurement of minority representation within a district
  • Hispanic: 0.07
  • African American: 0.23
  • East & South Asian: 0.13
  • Native American: 0.13
  • Other: 0.17

Alabama Redistricting Laws After 2020 Census


  • United States District Court for the Northern District of Alabama approved a new congressional district map on October 5th, 2023.
  • Gov. Kay Ivey (R) enacted state legislative maps on Nov. 4, 2021.
  • Alabama has 7 United States representatives and 140 state legislators

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