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Index/Topics/U.S. Census and Electoral College

U.S. Census and Electoral College

The U.S. Census determines the number of seats in the House of Representatives and thus the number of electoral votes for each state, which can impact presidential elections.

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Feb 6, 2026

How does the US census affect the number of electoral votes per state?

The decennial Census determines how the 435 seats in the are apportioned among the states, and because each state’s total equals its number of Representatives plus two Senators (with 3 additional elec...