Following Wyoming Republican Cynthia Lummis’s retirement announcement earlier this month, at-large Rep. Harriet Hageman is ...

We are living in an era in which decisions typically described as “unprecedented,” indefensible, or “inexplicable” have ...

The Cook Political Report redistricting tracker is following developments in every state taking up redistricting, or considering it, over the next several months — as well as the gains that each party ...

This chart tracks vacancies, open seats and potentially open seats in the House. The list of potential open seats includes several dozen House members reportedly weighing bids for higher office.

The Cook Political Report is pleased to introduce the 20th anniversary edition of the Partisan Voter Index (PVI) for all 50 states and 435 Congressional districts in the country, compiled especially ...

Rep. Elise Stefanik’s roller coaster of a year has finally reached its end. The Republican pulled out of the race for New York governor — and also passed on a reelection bid — on Dec. 19, explicitly ...

Last week, we released the 25th Anniversary edition of the Cook Partisan Voting Index (Cook PVI℠). The Cook PVI measures how each state and district performs at the presidential level compared to the ...

The Swing State Project is a collaboration between The Cook Political Report and two pollsters, BSG and GS Strategy Group. Below are the toplines from the August 2024 poll. In total, 2,867 likely ...

Amy, Carrie, Erin and Matthew get together on the roundtable this week. Amy and the team discuss the politics of the shutdown, why this one feels different from other years, and what it could mean for ...

Hours after voting to defy President Donald Trump on his signature “One Big Beautiful Bill” legislation, North Carolina GOP Sen. Thom Tillis announced he wasn’t running again in 2026. The surprise ...