1990 Arizona Senate election

1990 Arizona Senate election

← 1988 November 6, 1990 1992 →
All 30 seats of the Arizona Senate 16 seats needed for a majority
Majority party Minority party   Leader Peter Rios Tom Patterson Party Democratic Republican Leader's seat 7th 26th Seats before 13 17 Seats after 17 13 Seat change 4 4
Senate President before election Robert B. Usdane[1] Republican Elected Senate President Peter Rios[2] Democratic

The 1990 Arizona Senate election was held on November 6, 1990. Voters elected members of the Arizona Senate in all 30 of the state's legislative districts to serve a two-year term. Primary elections were held on September 11, 1990.^[3]

Prior to the elections, the Republicans held a majority of 17 seats over the Democrats' 13 seats.

Following the election, Democrats flipped control of the chamber and took a majority of 17 Democrats to 13 Republicans, a net gain of four seats for Democrats.^[4]

The newly elected senators served in the 40th Arizona State Legislature.