Republicans who are leaving or have left the House

Democrats who are leaving or have left the House

Democrats who are leaving or have left congress by term

*Members retiring or resigning before start of term are included in zero.

Includes resignations, retirements and members who left their seat to run for a different office. Does not include lost primaries. Source: Roll Call, Center for Responsive Politics, Greenpapers, news reports; Daniel Donner, an editor at Daily Kos Elections. Excludes deaths. Farenthold cited at retirement announcement date.