Arizona State Senate – District 18

Arizona State Senate members represent one of 30 legislative districts. State senators serve two-year terms and share legislative responsibility with two State House members from each district. District 18 covers Casas Adobes, Catalina Foothills, and northern Tucson area.

DPriya Sundareshan· Incumbent

Next Election: July 21, 2026Candidates: 2Arizona · Legislative District 18

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What does this office actually control?

A State Senator is one of 30 members of the upper chamber of the Arizona Legislature — one senator per legislative district.

Writes, debates, and votes on state laws on taxes, the budget, education, and crime.
Confirms the Governor’s appointments to agencies, boards, and commissions.
Holds the sole power to try impeachments brought by the House.
Shares the district with two House members; a bill must pass both chambers before reaching the Governor.