99chambers

Arizona House of Representatives seat · lines in effect since 2022

Arizona Legislative District 16

A district of about 262,000 people, 35% Hispanic, 21% of adults with a bachelor's degree. It votes R+8.1 relative to the nation for president.

Chris Lopez (R) · since Nov 5, 2024Teresa Martinez (R) · since Nov 8, 2022Next election Nov 7, 2028The 2026 race →

Where it sits among all 30 seats

Every Arizona House of Representatives 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+8.118th most
Democratic
Most DemocraticMost Republican16th seat · the majority lineDistrict 16

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 House of RepresentativesD+0.2D+9.6

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 16.

Adults with a bachelor's degree21% 17th pct · 25th of 30 in AZ

Lower than 83% of seats.

White adults without a degree38% 62nd pct · 12th of 30 in AZ

Higher than 62% of seats.

Hispanic residents35% 69th pct · 10th of 30 in AZ

Higher than 69% of seats.

Black residents6% 79th pct · 7th of 30 in AZ

Higher than 79% of seats.

Asian residents2% 28th pct · 22nd of 30 in AZ

Lower than 72% of seats.

People per square mile87 24th pct · 23rd of 30 in AZ

Less dense than 76% 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.

District 29
27% Hispanic · 30% college gradsR+17.2SplitDistrict 25
39% Hispanic · 24% college gradsR+28.4Held RDistrict 19
31% Hispanic · 30% college gradsR+23.7Held RDistrict 9
37% Hispanic · 28% college gradsD+3.9Held 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. Julia Gusse (D)
    2027– · Won 2026 by 9.6
  2. Chris Lopez (I)
    2025–2027 · Won 2024 by 7.5
  3. Teresa Martinez (R)
    2023– · Won 2022 by 5.8, 2024 by 12.8, 2026 by 2.7
  4. Keith Seaman (D)
    2023–2025 · Won 2022 by 0.2

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