Gerrymander
Draw district lines to steal elections — legally.
Levels
coming soon
US States
Sandbox
GERRYMANDER
←
→
—
score →
Parameters
β — red share
0.40
fraction of voters who are red
clustering
medium
low = scattered · high = tight clusters
districts
5
number of districts to draw
Voters drawn from probability distributions instead of fixed lean. Each game will differ slightly.
Stochastic voting
partisan lean
R+0
overall electorate tilt (shifts all means)
How to play
Paint districts
Click or drag on the map to assign cells to the active district. Click a painted cell to erase it.
Switch districts
Use the colored swatches at the bottom or the ← → arrows to change which district you're drawing.
Stay connected
Every district must be a single connected region. Diagonal connections count.
Balance the sizes
All districts must be within 20% of each other in cell count.
Score
Once every cell is assigned, hit
score →
. You're graded on gerrymander effectiveness (50 pts) and compactness via Polsby-Popper (50 pts).
Menu
New game
generate a fresh map
Back to menu
change mode or state
Results
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