Arizona Legislative District 18
Arizona House of Representatives · Arizona
Nancy Gutierrez and Chris Mathis won the district's 2 seats.
Two representatives per district
Source: Arizona Secretary of State unofficial resultsUpdated Nov 7, 2026, 12:53 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Other candidates' campaigns: Chris Mathis $49.1K.
Campaign money: Arizona Secretary of State, through Sep 30, 2026; Arizona Secretary of State, through Aug 24, 2026.
Source: Arizona Secretary of State campaign filingsUpdated Aug 24, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Nancy Gutierrez
- >99%
- Bob Dohse
- <1%
- Projected margin
- D+28.1
The candidates
Incumbent, Arizona House of Representatives, first elected 2022Chris Mathis (D)
Incumbent, Arizona House of Representatives, first elected 2022Bob Dohse (R)
Also on the ballot: Unassigned Write-in (Other party), 0.3%