99chambers

Arizona State Senate seat · lines in effect since 2022

Arizona Legislative District 17

A district of about 241,000 people, 21% Hispanic, 48% of adults with a bachelor's degree. It votes R+4.0 relative to the nation for president.

Vince Leach (R) · since Nov 6, 2018Flipped in 2026Next election Nov 7, 2028The 2026 race →

Where it sits among all 30 seats

Every Arizona State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+4.016th most
Democratic
Most DemocraticMost Republican16th seat · the majority lineDistrict 17

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

20222026
Arizona State SenateR+2.5D+8.1

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: Arizona Secretary of StateUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 30 seats. Small marks are other seats in Arizona. The black marker is District 17.

Adults with a bachelor's degree48% 86th pct · 5th of 30 in AZ

Higher than 86% of seats.

White adults without a degree36% 52nd pct · 15th of 30 in AZ

Higher than 52% of seats.

Hispanic residents21% 38th pct · 19th of 30 in AZ

Lower than 62% of seats.

Black residents3% 34th pct · 20th of 30 in AZ

Lower than 66% of seats.

Asian residents3% 59th pct · 13th of 30 in AZ

Higher than 59% of seats.

People per square mile191 34th pct · 20th of 30 in AZ

Less dense than 66% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean. 2 of the 4 flipped this year.

District 4
60% college gradsR+2.5Flipped DDistrict 3
58% college gradsR+23.8Held RDistrict 29
27% Hispanic · 30% college gradsR+17.2Held RDistrict 27
28% Hispanic · 29% college gradsR+10.6Flipped D

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. Edgar Soto (D)
    2027– · Won 2026 by 8.1
  2. Venden "vince" Leach (R)
    2025–2027 · Won 2024 by 2.0
  3. Justine Wadsack (R)
    2023–2025 · Won 2022 by 2.5

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)