Margaret A. Delarosa
Illinois State Representative, District 42. Re-elected in 2026. Next on the ballot in 2028.
- Votes missed
- 3.2%
- Chamber median 3.8%
- With party
- 99%
- On votes splitting the parties
- Last margin
- +32.6
- Won 2026
- Next election
- 2028
- Nov 7, 2028
- Elections
- 1
- 2026
- Won
- 1
- generals, primaries and specials
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:52 PM ET
Committees
As of 2026-10.
- Adoption and Child Welfare
- Health Care Licenses
- Human Services
- Mental Health and Addiction
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Voting record
Where Delarosa sits in the Illinois House of Representatives
Delarosa is closer to the center than 76% of the chamber's Democrats.
Closest: Marty Moylan, Michael Kelly, Sue Scherer
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:49 PM ET
With Delarosa’s party
- Votes with the chamber's Democrats99%
Black tick: the average of Democrats in the Illinois House of Representatives.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Delarosa’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Delarosa | Dem. majority | Rep. majority | Result |
|---|---|---|---|---|---|
| May 31, 2026 | SB 3222: VIDEO STREAMING AD VOLUME | Yes | Yes | No | Passed 77–31 |
| May 29, 2026 | SB 2762: INS-SEIZURE DETECTION DEVICE | Yes | Yes | No | Passed 82–25 |
| May 27, 2026 | SB 3020: DOMESTIC VIOLENCE-HARASSMENT | Yes | Yes | No | Passed 91–23 |
| May 21, 2026 | SB 2770: LOC FIRST RESPONDER INSURANCE | Yes | Yes | No | Passed 89–21 |
| Apr 17, 2026 | HB 4379: ADULT CHANGING STATIONS | Yes | Yes | No | Passed 72–18 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Delarosa 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 | Illinois House of Representatives, District 42 | Won | D+32.6 | D+21.7 | +10.9 |
Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Campaign money, 2025–26
- Raised
- $215.2K
- Spent
- $151.5K
- Cash
- $63.8K
Source: Illinois State Board of Elections filings through Sep 30, 2026Updated Nov 1, 2026, 9:15 AM ET
Campaign committees
Open committees can still raise and spend money.
| Committee to Elect Margaret DeLaRosa State | Active |
Source: Illinois State Board of Elections filings through Sep 30, 2026Updated Nov 1, 2026, 9:15 AM ET
Who Delarosa has run against
- Stephanie W. Trussell (R) · 2026 election, won
Source: 99chambers results archive; 2026: civicAPI (unofficial)
How we know Delarosa
One person, matched across every source we use.
- Open States ocd-person/9e3e61af-e205-47a0-8d7c-d50475941ba8
- Wikidata Q136692496
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:52 PM ET