WetherVane
Electoral Types
WetherVane discovers 100 electoral types by clustering counties on their shift patterns across elections. Types are grouped into super-type families. Each type page shows its demographic profile, 2026 forecast lean, and every county that belongs to it.
Explore by Demographics
Each dot is one electoral type. Select axes to compare demographic characteristics across types. Hover a dot for details.
Cross-Type Poll Movers
Races whose forecasts shift the most when cross-type polling data is applied. Positive delta means Dem-favored types are overrepresented in recent polls.
All Types
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Compare Types
Select up to 4 types to compare their demographic and political profiles side-by-side. The comparison URL is shareable.