Steven Heffernan
Vermont State Senator, District ADD since 2024. Lost re-election in 2026; leaves office in January 2027.
- In office
- 1 yr
- Since 2024
- Bills became law
- 3
- 25 sponsored, 2025–2026 session
- Votes missed
- 4.0%
- Chamber median 1.3%
- With party
- 94%
- On votes splitting the parties
- Last margin
- −11.9
- Lost 2026
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET
Committees
As of 2026-10.
- Agriculture · clerk
- Education
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Became law Mar 2026
Became law Jun 2025
Failed in committee Jan 2026
Failed in committee Jan 2026
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Heffernan sits in the Vermont State Senate
Heffernan is closer to the center than 23% of the chamber's Republicans.
Closest: Dave Weeks, Scott Beck, Chris Mattos
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:08 PM ET
With Heffernan’s party
- Votes with the chamber's Republicans94%
Black tick: the average of Republicans in the Vermont State Senate.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Heffernan’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.
| Date | Bill | Heffernan | Rep. majority | Dem. majority | Result |
|---|---|---|---|---|---|
| May 28, 2026 | S 190: An act relating to reference-based pricing and the Green Mountain Care Board | No | No | Yes | Passed 17–13 |
| May 27, 2026 | H 772: An act relating to residential rental agreements, eviction procedures, and the creation of… | No | No | Yes | Failed 15–16 |
| May 27, 2026 | S 325: An act relating to regional planning and Act 250 Tier jurisdiction | No | Yes | Yes | Passed 27–3 |
| May 26, 2026 | H 955: An act relating to next steps in transforming Vermont’s education system | No | Yes | Yes | Passed 27–2 |
| May 20, 2026 | H 550: An act relating to gender equity within Vermont’s correctional facilities | Yes | Yes | Yes | Passed 27–2 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Heffernan 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 | Vermont State Senate: Addison Senatorial District | Lost | D+11.9 | D+38.1 | +26.2 |
| 2024 | Vermont State Senate, SD-ADD | Won | D+0.2 | — | — |
Source: 99chambers results archive; 2026: Vermont Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Seats Heffernan has held
- Vermont State Senate, District ADD · since 2024
Source: 99chambers results archive
Who Heffernan has run against
- Hannah Sessions (D) · 2026 general, lost
- Ruth Hardy (D) · 2024 election, won
Source: 99chambers results archive; 2026: Vermont Secretary of State (unofficial)
How we know Heffernan
One person, matched across every source we use.
- Open States ocd-person/0eb14129-49c2-4e33-9abd-34c8802958f1
- Wikidata Q131147011
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:51 PM ET