Congressional Rankings

Who stands out in the U.S. Congress: the closest races, the lowest legitimacy, the most outside money, the biggest party mavericks — ranked from public records.

• Lowest legitimacy — Elected by the smallest share of eligible voters.
• Closest races — Won by the narrowest margins in the country.
• Most outside money — The most Super-PAC / independent-expenditure money spent on their seat.
• Most money raised — The biggest campaign war chests.
• Most independent — Broke with their own party most often in recent votes.
• Lowest turnout — Won the races where the fewest eligible voters showed up.