You are right. They all do it. But California has the biggest impact because it has so many seats.

Author: Curly1918 (16583 Posts - Joined: Aug 30, 2017)
Posted at 10:57 am on Aug 7, 2025

California has the nation's 13th widest difference between House and presidential results
Results from 2024 House and presidential elections, among states with at least four U.S. House seats.
sort Share of House seats Share of Presidential vote Difference
Iowa 100% R 56% R 44%
Connecticut 100% D 56% D 44%
Utah 100% R 59% R 41%
Massachusetts 100% D 61% D 39%
Arkansas 100% R 64% R 36%
Oklahoma 100% R 66% R 34%
Oregon 83% D 55% D 28%
Illinois 82% D 54% D 28%
South Carolins 86% R 58% R 28%
Wisconsin 75% R 50% R 25%
Maryland 88% D 63% D 25%
Tennessee 89% R 64% R 25%
California 83% D 58% D 24%


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