Oscar De Los Santos
Arizona State Representative, District 11 since 2022. Ran in 2 elections between 2022 and 2024, winning 2. Re-elected in 2026. Next on the ballot in 2028.
- In office
- 3 yrs
- Since 2022
- Bills became law
- 0
- 27 sponsored, 2025–2026 session
- Votes missed
- 20.2%
- Chamber median 5.0%
- With party
- 99%
- On votes splitting the parties
- Last margin
- +1.5
- Won 2026
- Next election
- 2028
- Nov 7, 2028
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:52 PM ET
Committees
As of 2026-10.
- Capital Review
- Legislative Council
- Rules
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 Santos sits in the Arizona House of Representatives
Santos is closer to the center than 41% of the chamber's Democrats.
Closest: Chris Mathis, Stephanie Simacek, Sarah Liguori
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:45 PM ET
With Santos’s party
- Votes with the chamber's Democrats99%
- Cosponsorships of the other party's bills2%
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: Santos’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Santos | 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 | Yes | 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 Santos 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 House of Representatives, District 11 | Won | D+1.5 | D+40.4 | −38.9 |
| 2024 | Arizona House of Representatives, District 11 | Won | D+2.7 | D+40.4 | −37.7 |
| 2022 | Arizona House of Representatives, District 11 | Won | D+0.7 | D+52.5 | −51.8 |
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Campaign money, 2025–26
- Raised
- $86K
- Spent
- $64K
- Cash
- $24K
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.
| Oscar for AZ House State | Active |
Source: Arizona Secretary of State filings through Sep 30, 2026Updated Nov 7, 2026, 1:20 PM ET
Seats Santos has held
- Arizona House of Representatives, District 11 · since 2022
Source: 99chambers results archive
Who Santos has run against
- Junelle Cavero (D) · 2026 election, won
- Marcelino Quinonez (D) · 2022 election, won
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)
How we know Santos
One person, matched across every source we use.
- Open States ocd-person/a4fabea6-f50e-4fe9-8696-8b4505a481e8
- Wikidata Q116142693
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:52 PM ET