Brian
Mast
Republican U.S. Rep. Brian Mast serves Florida's 21st Congressional District and is seeking reelection in 2026.
- sources
- 17
- positions
- 12
- endorsements
- 2
Background
Brian Mast is a Republican U.S. Representative serving Florida's 21st Congressional District. First elected in 2016 to represent Florida's 18th District, he has been reelected since and, following redistricting, has represented the 21st District since 2023. His official House biography states he is serving his fifth term. 145
Before entering politics, Mast served more than 12 years in the U.S. Army as an explosive ordnance disposal specialist. After his military service, he worked in explosive ordnance and counterterrorism-related roles with the National Nuclear Security Administration, the Bureau of Alcohol, Tobacco and Firearms, and the Department of Homeland Security. 14
Mast earned a bachelor's degree through Harvard Extension School in 2016, with a concentration in economics and minors in government and environmental studies. He was born in Grand Rapids, Michigan, and his House biography lists Fort Pierce, Florida, as his current residence. 41
At a glance
- Party
- Republican · Incumbent
- Running for
- U.S. House · District 21, Florida
- Election
- Nov 3, 2026
- Current office
- U.S. Representative for Florida's 21st Congressional District
- Website
- mast.house.gov(opens in a new tab)
Where they stand
Each position links to the page it was drawn from. Quotes are verbatim.
Voting record
How Brian Mast voted in Congress: 118th Congress (2023–24) and 119th Congress (2025–26), Jan 3, 2023 to Sep 16, 2026. From the official House and Senate roll call records.
- roll call votes
- 1,909
- missed
- 2.9%
- with their party’s majority
- 94%
Recent key votes
- Sep 16, 2026 · House · S2403 · Economy & jobsRetire through Ownership ActOn Motion to Suspend the Rules and Pass · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 16, 2026 · House · HR9497 · Climate & energyWater Resources Development ActOn Motion to Suspend the Rules and Pass, as Amended · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 16, 2026 · House · HR9340 · Climate & energyRatepayer Protection ActOn Motion to Suspend the Rules and Pass, as Amended · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 16, 2026 · House · HJRES213 · Climate & energyProviding for congressional disapproval under chapter 8 of title 5, United States Code, of the rule issued by the Environmental Protection Agency relating to the “California State Nonroad Engine Pollution Control Standards; Commercial Harbor Craft Regulations; Notice of Decision”On Passage · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 16, 2026 · House · HR10326 · Crime & public safetyPROOF ActOn Passage · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 16, 2026 · House · HR9576 · Crime & public safetyNational Fraud Enforcement Division ActOn Passage · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 15, 2026 · House · HJRES210 · Climate & energyProviding for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to “California State Nonroad Engine Pollution Control Standards; Ocean-Going Vessels At-Berth; Notice of Decision”On Passage · PassedOfficial roll call ↗(opens in a new tab)Yes
- Sep 15, 2026 · House · HR9500 · Taxes & budgetTax Relief for Fraud Victims ActOn Motion to Suspend the Rules and Pass, as Amended · PassedOfficial roll call ↗(opens in a new tab)Yes
Key votes are final decisions on bills and joint resolutions, and top nominations. Software sorts each into an issue from its official title, so check the roll call. All 1,909 votes →
Timeline
- Oct 9newsPalm Beach Post endorses Mast's opponent; notes Mast skipped endorsement process
The Palm Beach Post editorial board endorsed Democrat James Martin for FL-21 and noted that Mast did not participate in its endorsement process.
Palm Beach Post Editorial Board's endorsements for Congress · Oct 9, 2026 (opens in a new tab) - Oct 9newsMast calls for broad federal review of drug classifications including cannabis and psychedelics
In an interview with Marijuana Moment, Mast called for an across-the-board examination of federal drug classifications, saying 'I want to see an across-the-board examination of cannabis, hemp, psilocybin, tranquilizers—of everything.'
GOP Congressman Says Marijuana Rescheduling Should ... · Oct 9, 2026 (opens in a new tab) - Oct 7endorsementU.S. Chamber of Commerce endorses Mast for reelection in FL-21
The U.S. Chamber of Commerce announced its endorsement of Mast for reelection. Chamber government-affairs head Rodney Davis said the organization looked forward to working with Mast on policies to 'empower job creators and strengthen Florida's 21st Congressional District.'
U.S. Chamber Endorses Rep. Brian Mast for Florida's ... · Oct 7, 2026 (opens in a new tab) - Oct 2newsMast releases 'Treasure Coast Families First' policy message
A Mast campaign post highlighted an expanded child tax credit, 'Trump Accounts,' a federal school-choice tax credit, a bill addressing contaminants in baby formula, and the PETSAFE Act, framed as priorities for families in Martin, St. Lucie, and Palm Beach counties.
Press Release: Brian Mast Highlights Family-Focused ... · Oct 2, 2026 (opens in a new tab) - Sep 22newsMast highlights Water Resources Bill and truck driver legislation
Mast issued a press release highlighting a water resources bill and truck driver legislation as legislative priorities.
Press Release: Brian Mast Highlights Water Resources Bill and Truck Driver Legislation | Stock News · Sep 22, 2026 (opens in a new tab) - Sep 15newsMast praises House passage of law enforcement memorial bill
Mast issued a statement praising the House passage of a law enforcement memorial bill.
Press Release: Brian Mast praises House passage of law enforcement memorial bill | Stock News · Sep 15, 2026 (opens in a new tab) - Aug 18newsMast advances unopposed in Republican primary; James Martin wins Democratic primary
Mast advanced unopposed in the Republican primary. Democrat James Martin won the Democratic primary. The general-election field also includes no-party-affiliation candidates Alexander Cooke and David Fabrikant.
FL-21 House race 2026 | Smarter.Vote · Oct 9, 2026 (opens in a new tab) - Aug 6filingMast pre-primary FEC filing shows $2.9M cash on hand
A report on Mast's pre-primary FEC disclosure lists $217,900 raised, $193,600 spent, and $2.9 million cash on hand at the end of the reporting period. The source does not specify the exact period covered.
Press Release: Brian Mast Highlights Family-Focused ... · Oct 2, 2026 (opens in a new tab)
Endorsements
- U.S. Chamber of Commerce organizationThe Chamber announced its endorsement of Mast for Florida's 21st District. uschamber.com · Oct 7, 2026
- Donald Trump officialTrump wrote that Mast had his "Complete and Total Endorsement for Re-Election." presidency.ucsb.edu · Aug 12, 2026
Past elections
General election results for federal office, from the Federal Election Commission.
| Year | Seat | Result | Votes | Share |
|---|---|---|---|---|
| 2022 | U.S. House FL-21 · R | Won | 208,614 | 63.5% |
| 2020 | U.S. House FL-18 · R | Won | 253,286 | 56.3% |
| 2018 | U.S. House FL-18 · R | Won | 185,905 | 54.3% |
| 2016 | U.S. House FL-18 · R | Won | 201,488 | 53.6% |
Covers the 2016 to 2022 general elections. The FEC has not yet published 2024 congressional results.
Campaign finance
Totals filed with the Federal Election Commission for the 2026 election cycle.
- Raised
- $4.31M
- Spent
- $3.15M
- Cash on hand
- $2.93M
As of Jul 29, 2026. Filings are periodic, so recent money may not be included yet. ↳ FEC record H6FL18097(opens in a new tab)
Sources 17
- [1] Increasing Education & Opportunity - Congressman Brian Mast(opens in a new tab) Oct 12, 2026
- [2] FL-21 House race 2026 | Smarter.Vote(opens in a new tab) Oct 9, 2026
- [3] GOP Congressman Says Marijuana Rescheduling Should ...(opens in a new tab) Oct 9, 2026
- [4] Palm Beach Post Editorial Board's endorsements for Congress(opens in a new tab) Oct 9, 2026
- [5] U.S. Chamber Endorses Rep. Brian Mast for Florida's ...(opens in a new tab) Oct 7, 2026
- [6] Issues - Congressman Brian Mast(opens in a new tab) Oct 2, 2026
- [7] Press Release: Brian Mast Highlights Family-Focused ...(opens in a new tab) Oct 2, 2026
- [8] Boosting Jobs & Economic Growth - Congressman Brian Mast(opens in a new tab) Sep 28, 2026
- [9] Reforming Our Immigration System - Congressman Brian Mast(opens in a new tab) Sep 23, 2026
- [10] Press Release: Brian Mast Highlights Water Resources Bill and Truck Driver Legislation | Stock News(opens in a new tab) Sep 22, 2026
- [11] Making Health Care Affordable - Congressman Brian Mast(opens in a new tab) Sep 20, 2026
- [12] Press Release: Brian Mast praises House passage of law enforcement memorial bill | Stock News(opens in a new tab) Sep 15, 2026
- [13] Truth Social Posts of August 12, 2026(opens in a new tab) Aug 12, 2026
- [14] Mast Introduces Bill To Protect Service Members From Home Invaders(opens in a new tab) Mar 25, 2025
- [15] H.R.21 - 119th Congress (2025-2026): Born-Alive Abortion ...(opens in a new tab) Jan 24, 2025
- [16] Shall Not Be Infringed - Blog - Congressman Brian Mast(opens in a new tab) Sep 12, 2023
- [17] Statement From Congressman Brian Mast - Press Releases(opens in a new tab) Jan 12, 2021