Eva Diaz
Arizona State Senator, District 22 since 2024. Ran in 1 election in 2024, winning 1. Re-elected in 2026. Next on the ballot in 2028.
- In office
- 1 yr
- Since 2024
- Bills became law
- 0
- 31 sponsored, 2025–2026 session
- Votes missed
- 13.5%
- Chamber median 3.3%
- With party
- 98%
- On votes splitting the parties
- Last margin
- +94.1
- 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.
- Education
- Ethics
- Federalism and Family Law
- Government
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
No bills in this list for the 2025–2026 session.
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Diaz sits in the Arizona State Senate
Diaz is closer to the center than 29% of the chamber's Democrats.
Closest: Priya Sundareshan, Analise Ortiz, Theresa Hatathlie
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:45 PM ET
With Diaz’s party
- Votes with the chamber's Democrats98%
- Cosponsorships of the other party's bills7%
Black tick: the average of Democrats in the Arizona State Senate.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Diaz’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Diaz | Dem. majority | Rep. majority | Result |
|---|---|---|---|---|---|
| Jun 12, 2026 | HB 2800: ignition interlock devices; violation; classification | Yes | Yes | No | Passed 17–12 |
| Jun 12, 2026 | HB 2305: private towing carriers; regulation; rates | No | No | Yes | Failed 13–14 |
| Jun 9, 2026 | HB 2611: group homes; safety; training; rights | No | No | Yes | Passed 17–12 |
| Mar 9, 2026 | HB 2993: DPS; legal representation; appropriation | No | No | Yes | Passed 16–13 |
| Mar 4, 2026 | SB 1627: schools; prohibition; unmanned aircraft | No | No | Yes | Passed 16–13 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Diaz 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 State Senate, District 22 | Won | D+94.1 | D+21.4 | +72.7 |
| 2024 | Arizona State Senate, District 22 | Won | D+29.1 | D+21.4 | +7.7 |
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Campaign money, 2025–26
- Raised
- $32.2K
- Spent
- $36.1K
- Cash
- $6K
Source: Arizona Secretary of State filings through Sep 26, 2026Updated Nov 7, 2026, 1:20 PM ET
Campaign committees
Open committees can still raise and spend money.
| Eva Diaz for State Senate LD22 State | Active |
Source: Arizona Secretary of State filings through Sep 26, 2026Updated Nov 7, 2026, 1:20 PM ET
Seats Diaz has held
- Arizona State Senate, District 22 · since 2024
Source: 99chambers results archive
Who Diaz has run against
- Unofficial Write-in (I) · 2026 election, won
- Steve Robinson (R) · 2024 election, won
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)
How we know Diaz
One person, matched across every source we use.
- Open States ocd-person/e1cd66fa-a0de-45fd-ae53-a4db7d178d21
- Wikidata Q115857495
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:52 PM ET