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United States Senate Democratic Party primaries, 2026

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Primaries by state

Elections to the U.S. Senate will be held on November 3, 2026, and 33 of the 100 seats are up for regular election. Those elected to the U.S. Senate in the 33 regular elections in 2026 will begin their six-year terms on January 3, 2027.

This page focuses on the U.S. Senate Democratic primaries. For more in-depth information about the U.S. Senate Republican primaries, top-four primaries, and general elections, see the following pages:

Partisan breakdown

There are 33 U.S. Senate seats up for regular election in 2026—20 seats held by Republicans and 13 held by Democrats.

U.S. Senate Partisan Breakdown
Party As of November 3, 2026 After the 2026 Election
     Democratic Party
45[1]
TBD
     Republican Party
52
TBD
     Independent
2[1]
TBD
     Vacant
1
TBD
Total
100
100

Democratic primaries

2026 Democratic primaries by date
Date State
March 3 Texas
March 17 Illinois
May 12 West Virginia
May 19 Kentucky
June 2 South Dakota
June 30 Colorado
September 8 Rhode Island
September 15 Delaware
To be determined Alabama
Alaska
Arkansas
Georgia
Idaho
Iowa
Kansas
Louisiana
Maine
Massachusetts
Michigan
Minnesota
Mississippi
Montana
Nebraska
New Hampshire
New Jersey
New Mexico
North Carolina
Oklahoma
Oregon
South Carolina
Tennessee
Virginia
Wyoming

See also

Footnotes

  1. ↑ 1.0 1.1 Two independents caucus with the Democratic Party.
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