Washington

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

0.41

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

0.32

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

-4.83

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

7.34

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

1.03

☞ Dissimilarity Index ⓘ Measurement of minority representation within a district
  • Hispanic: 0.24
  • African American: 0.31
  • East & South Asian: 0.32
  • Native American: 0.10
  • Other: 0.12

FairyMandered Districts Scores

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

0.40

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

0.17

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

-8.30

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

17.05

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

1.27

☞ Dissimilarity Index ⓘ Measurement of minority representation within a district
  • Hispanic: 0.13
  • African American: 0.36
  • East & South Asian: 0.36
  • Native American: 0.13
  • Other: 0.22

Washington Redistricting Laws After 2020 Census

  • Washington House approved its new congressional maps on February 2nd, 2022, and the Senate approved the maps on February 8th, 2022.
  • Washington House approved final legislative maps on February 2nd, 2022, and the Senate approved the maps on February 8th, 2022.
  • Washington has 10 United States representatives and 123 state legislators.
click here to learn more about Washington's redistricting laws

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