Seats/votes asymmetry Packing/cracking asymmetry Voting power asymmetry

Online Gerrymander calculator (Voting power asymmetry)

Enter the by district vote counts below and hit submit to calculate the amount and direction of gerrymandering.

To see how the numbers are calculated click: view source.

For an explanation of how these measures are calculated, see this document.


Enter district votes (one line per district):
Election 1
Democratic votes Republican votes
Election 2
Democratic votes Republican votes
Election 3
Democratic votes Republican votes