Louisiana

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

0.37

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

0.14

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

-4.48

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

-9.75

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

8.89

☞ Dissimilarity Index Measurement of minority representation within a district
  • Hispanic: 0.21
  • African American: 0.34
  • East & South Asian: 0.17
  • Native American: 0.06
  • Other: 0.06

FairyMandered Districts Scores

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

0.39

☞ 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

-24.13

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

3.81

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

1.36

☞ Dissimilarity Index Measurement of minority representation within a district
  • Hispanic: 0.19
  • African American: 0.10
  • East & South Asian: 0.21
  • Native American: 0.11
  • Other: 0.12

Louisiana Redistricting Laws After 2020 Census


  • Louisiana's congressional map was enacted on March 30th, 2022.
  • Louisiana has 6 United States representatives and 145 state legislators.

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