David Vieira
Massachusetts State Representative, District 3 since 2010. Ran for re-election in 2026; the count goes on.
- In office
- 16 yrs
- Since 2010
- Bills became law
- 2
- 35 sponsored, 2025–2026 session
- Votes missed
- 7.7%
- Chamber median 0.9%
- With party
- 86%
- On votes splitting the parties
- Last margin
- +12.1
- Won 2024
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET
Committees
As of 2026-10.
- Initiative Petitions Special · ranking member
- Emergency Preparedness and Management
- Ethics
- Tourism, Arts and Cultural Development
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Became law Oct 2026
Became law Jul 2026
Failed in the Senate Dec 2025
Failed in the House Jun 2026
Failed in the House May 2026
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Vieira sits in the Massachusetts House of Representatives
Vieira is closer to the center than 88% of the chamber's Republicans.
Closest: Kim Ferguson, Donald Wong, Brad Jones
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:51 PM ET
With Vieira’s party
- Votes with the chamber's Republicans86%
- Cosponsorships of the other party's bills79%
Black tick: the average of Republicans in the Massachusetts House of Representatives.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Vieira’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.
| Date | Bill | Vieira | Rep. majority | Dem. majority | Result |
|---|---|---|---|---|---|
| Jul 22, 2026 | H 5595: An Act prioritizing patient access to care | No | No | Yes | Passed 119–33 |
| Jul 8, 2026 | H 5562: An Act relative to economic development in the commonwealth | Not voting | Yes | Yes | Passed 145–6 |
| Jul 1, 2026 | H 5555: An Act making appropriations for the fiscal year 2027 for the maintenance of the… | Yes | Yes | Yes | Passed 142–6 |
| Jun 10, 2026 | S 2726: An Act regarding free expression | No | Yes | No | Failed 23–133 |
| Apr 28, 2026 | H 5500: An Act making appropriations for the fiscal year 2027 for the maintenance of the… | No | No | Yes | Passed 136–20 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Vieira 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 | Massachusetts House of Representatives: 3rd Barnstable District | Counting | D+3.5 | D+17.8 | +14.3 |
| 2024 | Massachusetts House of Representatives, District 3 | Won | R+12.1 | — | — |
| 2022 | Massachusetts House of Representatives, District 3 | Won | R+10.8 | — | — |
| 2020 | Massachusetts House of Representatives, District 62 | Won | — | — | — |
| 2018 | Massachusetts House of Representatives, District 62 | Won | — | — | — |
| 2016 | Massachusetts House of Representatives, District 62 | Won | R+5.9 | — | — |
| 2014 | Massachusetts House of Representatives, District 62 | Won | — | — | — |
| 2014 | Massachusetts House of Representatives, District 62 (primary) | Won | — | — | — |
| 2012 | Massachusetts House of Representatives, District 62 | Won | — | — | — |
| 2010 | Massachusetts House of Representatives, District 3 | Won | R+7.9 | — | — |
| 2000 | Massachusetts House of Representatives, District 3 | Lost | D+11.7 | — | — |
| 1978 | Massachusetts House of Representatives, District 138 | Lost | D+68.2 | — | — |
| 1972 | Massachusetts House of Representatives, District 135 | Lost | D+20.9 | — | — |
Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Campaign money, 2025–26
- Raised
- $50.4K
- Spent
- $37.4K
- Cash
- $15.1K
Source: Massachusetts Office of Campaign and Political Finance filings through Oct 28, 2026Updated Oct 31, 2026, 6:19 PM ET
Campaign committees
Open committees can still raise and spend money.
| Vieira Committee State | Active |
Source: Massachusetts Office of Campaign and Political Finance filings through Oct 28, 2026Updated Oct 31, 2026, 6:19 PM ET
Seats Vieira has held
- Massachusetts House of Representatives, District 3 · since 2022
- Massachusetts House of Representatives, District 62 · since 2012
- Massachusetts House of Representatives, District 3 · since 2010
Source: 99chambers results archive
Who Vieira has run against
- Jack P. Richardson (D) · 2026 general
- Kathleen Fox Alfano (D) · 2024 election, won
- Kathleen Foxalfano (D) · 2022 election, won
- Matthew C. Patrick (D) · 2016 election, won
- Michael Paul Feeney (D) · 1978 election, lost
- Angelo M. Scaccia (D) · 1972 election, lost
Source: 99chambers results archive; 2026: civicAPI (unofficial)
How we know Vieira
One person, matched across every source we use.
- Open States ocd-person/5c798735-2f95-40a6-9ef7-4cd25eb638f6
- Wikidata Q5240651
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:51 PM ET