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Congressional Apportionment Calculator

Use this calculator to estimate the number of congressional representatives for each state based on 2030 populations. The calculator uses RDH’s state level population projections for 2030 by default.

Total Seats:
State ▲▼ 2020 Apportionment Population ▲▼ 2020 Reps ▲▼ 2030 Population
▲▼
2030 Reps ▲▼ Change in Reps ▲▼ Decrease Needed to Lose ▲▼ Increase Needed to Gain ▲▼