Mariana Sandoval
Arizona State Representative, District 23 since 2022. Re-elected in 2026. Next on the ballot in 2028.
- In office
- 3 yrs
- Since 2022
- Bills became law
- 0
- 60 sponsored, 2025–2026 session
- Votes missed
- 2.2%
- Chamber median 5.0%
- With party
- 98%
- On votes splitting the parties
- Last margin
- +0.1
- Won 2026
- Next election
- 2028
- Nov 7, 2028
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET
Committees
As of 2026-10.
- Appropriations
- Land, Agriculture and Rural Affairs
- Ways and Means
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Sandoval sits in the Arizona House of Representatives
Sandoval is closer to the center than 0% of the chamber's Democrats.
Closest: Anna Abeytia, Nancy Gutierrez, Brian Garcia
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:45 PM ET
With Sandoval’s party
- Votes with the chamber's Democrats98%
- Cosponsorships of the other party's bills1%
Black tick: the average of Democrats in the Arizona House of Representatives.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Sandoval’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Sandoval | Dem. majority | Rep. majority | Result |
|---|---|---|---|---|---|
| Jun 11, 2026 | HB 2873: competitive sealed bidding; questions; answers | No | No | Yes | Failed 27–24 |
| Jun 11, 2026 | SB 1511: commercial vehicles; operator; lawful presence | No | No | Yes | Failed 26–27 |
| Jun 9, 2026 | HB 2592: artificial intelligence; state agencies; rules | No | No | Yes | Passed 32–23 |
| Jun 2, 2026 | SB 1205: motor vehicle booting; fees; regulation | No | Yes | No | Failed 30–27 |
| Jun 2, 2026 | SB 1133: candidate financial disclosures; public officers | No | No | Yes | Passed 32–23 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Sandoval was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.
Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Elections
Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.
| Year | Race | Result | Margin | Seat | +/− |
|---|---|---|---|---|---|
| 2026 | Arizona Legislative District 23 | Won | D+0.1 | D+1.8 | −1.7 |
| 2024 | Arizona House of Representatives, District 23 | Won | R+4.0 | — | — |
| 2022 | Arizona House of Representatives, District 23 | Won | D+2.3 | — | — |
| 2020 | Arizona House of Representatives, District 13 | Lost | R+12.4 | — | — |
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Campaign money, 2025–26
- Raised
- $83K
- Spent
- $68.5K
- Cash
- $85.6K
Source: Arizona Secretary of State filings through Sep 30, 2026Updated Nov 7, 2026, 1:20 PM ET
Campaign committees
Open committees can still raise and spend money.
| Sandoval for Arizona State | Active |
Source: Arizona Secretary of State filings through Sep 30, 2026Updated Nov 7, 2026, 1:20 PM ET
Seats Sandoval has held
- Arizona House of Representatives, District 23 · since 2022
Source: 99chambers results archive
Who Sandoval has run against
- Emilia Cortez (D) · 2026 general, won
- Michele Peña (R) · 2024 election, won
- Tim Dunn (R) · 2020 election, lost
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)
How we know Sandoval
One person, matched across every source we use.
- Open States ocd-person/3b6fa6b2-0a60-4f2e-9fd8-0882b04d9e0b
- Wikidata Q116140918
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:51 PM ET