United States Senate elections, 1836 and 1837

Dates vary by state

17 of the 52 seats in the United States Senate (plus special elections)
27 seats needed for a majority

	Majority party	Minority party

Party	Democratic	Whig
Last election	22 seats (as Jacksonian)	24 seats (as Anti-Jacksonian)
Seats before	31 (as Jacksonian)	19 (as Anti-Jacksonian)
Seats won	12	5
Seats after	34	17
Seat change	3	2
Seats up	9	7

	Third party

Party	Nullifier
Last election	2 seats
Seats before	2
Seats won	0
Seats after	1
Seat change	1
Seats up	1

Majority party before election

Jacksonian

Elected Majority party

Democratic

Jacksonian

Democratic

The United States Senate elections of 1836 and 1837 were elections that had the Jacksonian coalition emerge as the Democratic Party, and the Adams, or Anti-Jackson, coalition emerge as the Whig Party

As this election was prior to ratification of the seventeenth amendment, Senators were chosen by State legislatures.

Senate Party Division, 25th Congress (1837–1839)

"Hold" means the incumbent lost and the winner was from an affiliated new party, either Anti-Jacksonian to Whig or Jacksonian to Democratic.

Bold states link to specific election articles.

In these special elections, the winners were seated during 1836 or before March 4, 1837; ordered by election date.

In these general elections, the winner was seated on March 4, 1837; ordered by state.

All of the elections involved the Class 3 seats.

In these special elections, the winners were seated in 1837 after March 4; ordered by election date.

The new state of Michigan elected its new Senators on January 26, 1837, both Jacksonians: Lucius Lyon (Class 1) and John Norvell (Class 2). In the term beginning March 4, 1837, they would sit as Democrats.

Silas Wright, Jr., had been elected in 1833 to this seat after the resignation of William L. Marcy who had been elected Governor of New York. Wright's term would expire on March 3, 1837.

At the State election in November 1836, 94 Democrats and 34 Whigs were elected to the Assembly, and seven of the eight State Senators elected were Democrats. The 60th New York State Legislature met from January 3 to May 16, 1837, at Albany. The party strength in the Assembly as shown by the election for Speaker was: 80 for Democrat Edward Livingston and 27 for Whig Luther Bradish.

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