2026 Midterms · U.S. House · Florida Likely R
Florida — 21st District
Incumbent Republican Representative Brian Mast faces Democratic nominee James Martin in the November 3, 2026 general election for Florida's 21st Congressional District. The race hinges on prominent local concerns such as clean water and Everglades restoration, along with national issues including cost of living, healthcare, immigration, foreign policy, and government ethics. Major election forecasters classify the district as a safe or solid Republican seat, with Decision Desk HQ rating it Likely Republican.
The pulse
updated Sep 16Clean water & environment
high salienceBoth candidates prioritize Everglades restoration and stopping toxic Lake Okeechobee discharges, but Martin calls for stricter regulation on polluters without compromise, whereas Mast highlights his legislative track record on water infrastructure and Army Corps reform.
Democratic James Martin
Supports Everglades restoration and strict regulations
Martin promises to end the Treasure Coast's clean water crisis by completing Everglades restoration and ending toxic discharges to local estuaries. He advocates enforcing bedrock environmental laws without compromise and holding agricultural polluters accountable.
- Completing Everglades restoration and cleaning up Lake Okeechobee
- Stopping toxic discharges to the St. Lucie Estuary and Indian River Lagoon
- Protecting bedrock environmental laws without compromise
“In Congress, he will relentlessly seek to end the Treasure Coast’s clean water crisis.”
Republican Brian Mast
Supports Everglades restoration and water infrastructure
Mast emphasizes his record on water infrastructure, including authoring legislation for the EAA Southern Storage Reservoir and securing funding for Everglades restoration. He advocates changing Army Corps Lake Okeechobee discharge schedules to protect public health and local ecosystems.
- Authored legislation authorizing the EAA Southern Storage Reservoir
- Secured funding to combat harmful algal blooms and restore the Everglades
- Passed legislation requiring the Army Corps to re-evaluate Lake Okeechobee discharge schedules
“Environmental collapse in Florida leads immediately to economic collapse and devastating public health consequences.”
Cost of living & economy
high salienceMast seeks to spur the economy through tax cuts, deregulation, and reduced spending, while Martin focuses on ending tariffs, enforcing antitrust laws against corporate consolidation, and expanding capital access for small businesses.
Democratic James Martin
Supports ending tariffs and corporate consolidation
Martin focuses on lowering living costs for working families by opposing grocery tariffs and using antitrust laws to dismantle corporate consolidation. He also supports expanding access to capital for small and minority-owned businesses.
- Ending tariffs driving up grocery prices
- Using antitrust laws to break up corporate consolidation
- Expanding capital access for small and minority-owned businesses
“James is laser focused on the cost of living crisis hitting working families, small businesses, and retirees on fixed incomes across the Treasure Coast and Northern Palm Beaches.”
Republican Brian Mast
Supports tax cuts and deregulation
Mast advocates for lowering costs by cutting taxes, reducing government regulation, and balancing the federal budget. He supported the Tax Cuts and Jobs Act and advocates making individual tax cuts permanent.
- Supported the Tax Cuts and Jobs Act, doubling the standard deduction and child tax credit
- Advocates making individual tax cuts permanent and balancing the federal budget
- Opposes government overregulation and unsustainable federal spending
“First and foremost, that means cutting taxes so every American can keep more of the money they worked hard to earn.”
Healthcare
medium salienceMast advocates replacing Obamacare with market choices and lower regulations, whereas Martin supports establishing a public option while taking on pharmaceutical middlemen.
Democratic James Martin
Supports public option and lower drug prices
Martin considers healthcare a human right and supports creating a public option while allowing Americans to keep employer or union coverage. He targets pharmaceutical middlemen to lower prescription drug costs.
- Supports a public healthcare option while preserving existing employer/union plans
- Regulates pharmacy benefit managers and pharmaceutical middlemen to reduce drug costs
“James believes healthcare is a human right — but he also believes that if you like the coverage your union or your employer provides, you should keep it.”
Republican Brian Mast
Supports market choice and lower drug costs
Mast opposes Obamacare and socialized healthcare, favoring market-based choices while maintaining protections for pre-existing conditions. He supported eliminating Obamacare's individual mandate and lowering prescription drug prices.
- Eliminated Obamacare's individual mandate tax
- Voted for the American Health Care Act to decrease individual market premiums
- Supported legislation to lower prescription drug costs and extend CHIP for 10 years
“There’s no doubt the rising cost of healthcare caused by Obamacare has burdened American families and created a massive increase in bureaucracy resulting in less choice.”
Immigration & border security
medium salienceMast supports strict enforcement, border wall construction, and bills like the SAVE Act, while Martin favors hiring more asylum judges, fixing visas, and providing a path to legal status for long-term residents.
Democratic James Martin
Supports comprehensive reform and legal pathways
Leveraging his Coast Guard border protection experience, Martin advocates for a humane overhaul of the immigration system. He supports funding immigration judges to reduce asylum backlogs, fixing broken visa systems, and creating a path to legal status for long-term residents.
- Investing in immigration judges to clear asylum backlogs
- Creating a path to legal status for long-term residents
- Fixing broken visa programs and ending enforcement as a political weapon
“Smart border security isn’t just theater, and James has spent his career doing the real thing.”
Republican Brian Mast
Supports strict border enforcement and wall
Mast favors physical border security, completing the border wall, and defunding sanctuary cities. He supports national E-Verify, ending chain migration, and voted for enforcement measures like the Laken Riley Act and SAVE Act.
- Voted for border wall funding and implementing nationwide E-Verify
- Voted for the SAVE Act requiring proof of citizenship for federal election registration
- Voted for the Laken Riley Act to detain undocumented immigrants arrested for theft
“The time is long overdue for Congress to lead on this issue by fixing the crisis on the border and strengthening the rule of law.”
Veterans & Seniors
medium salienceBoth candidates oppose benefit cuts to Social Security and Medicare, but Mast focuses on expanding healthcare choice and VA accountability, while Martin strictly opposes VA privatization or raising the retirement age.
Democratic James Martin
Opposes Social Security cuts and VA privatization
Martin pledges never to vote to cut Social Security, Medicare, or veterans' benefits. He opposes raising the retirement age, privatizing Social Security, or gutting the Department of Veterans Affairs.
- Opposes raising the Social Security retirement age or privatizing Social Security
- Opposes gutting or privatizing the Department of Veterans Affairs
- Pledges to protect Medicare and earned benefits for seniors and veterans
“The promises this country made to its seniors and its veterans are not line items to be balanced on the backs of the people who earned them.”
Republican Brian Mast
Supports protecting Social Security, Medicare, and VA choice
Mast opposes benefit cuts for retirees and near-retirees while seeking bipartisan solutions for Social Security and Medicare solvency. He advocates expanding medical choice for veterans and authored legislation protecting veteran nursing home care.
- Opened a Congressional office inside the West Palm Beach VA facility
- Authored legislation protecting veteran benefits, including nursing home care
- Opposes benefit cuts for current and near-retirees for Social Security and Medicare
“I will always protect Social Security and Medicare, ensuring our government keeps the promises it has made to current retirees and those planning to retire.”
Foreign policy & defense
medium salienceMast leverages his chairmanship on Foreign Affairs to champion sanctions and robust defense backing for allies like Israel, whereas Martin criticizes current Middle East operations as reckless wars of choice.
Democratic James Martin
Opposes reckless foreign conflicts
Martin criticizes current foreign conflicts in the Middle East, calling them reckless wars of choice that burden taxpayers and weaken American national security.
- Opposes foreign 'wars of choice' in the Middle East
- Argues current foreign policy initiatives weaken national security and strain taxpayers
“Every day President Trump and Brian Mast continue this reckless war of choice in the Middle East, the American people pay the price while America's national security is materially weakened.”
Republican Brian Mast
Supports strong defense, Israel, and sanctions
As Foreign Affairs Committee Chairman, Mast advocates for robust defense spending, strong support for Israel, and sanctions on Iran, Russia, and North Korea. He opposes the Iran Nuclear Deal and supports ending endless foreign wars by reasserting Congressional authority.
- Serves as Chairman of the House Foreign Affairs Committee
- Supported sanctions on Iran, Russia, and North Korea, and opposed the Iran Nuclear Deal
- Strongly supports U.S.-Israel joint missile defense and combating anti-Israel movements
“Our government’s foremost responsibility must always be to our own citizens.”
Anti-corruption & government reform
medium salienceMast focuses reform efforts on congressional term limits and budget balancing, while Martin targets campaign finance, stock trading bans for lawmakers, and lobbying restrictions.
Democratic James Martin
Supports stock trading bans and ethics reform
Martin pledges to ban members of Congress from trading stocks, close lobbying loopholes, and eliminate big money from politics. He commits to public schedule disclosures and regular constituent town halls.
- Banning members of Congress from trading stocks and insider betting
- Closing the revolving door between Capitol Hill and K Street lobbyists
- Committing to quarterly town halls, bi-annual roundtables, and public schedule transparency
“James is committed to getting big money out of politics, banning members of Congress from trading stocks and making bets on insider information”
Republican Brian Mast
Supports term limits and balanced budget
Mast supports congressional term limits, a Constitutional Balanced Budget Amendment, and whistleblower protections to curb government waste and increase federal accountability.
- Co-sponsored legislation implementing congressional term limits
- Voted for a Constitutional Balanced Budget Amendment
- Passed legislation protecting VA whistleblowers
“I pride myself on being a taxpayer watchdog and supporting efforts to make the federal government more efficient, effective, and accountable.”
Gun rights & safety
medium salienceMast strongly defends Second Amendment concealed carry rights and opposes federal firearm regulations, whereas Martin aligns with gun safety advocates like Moms Demand Action.
Democratic James Martin
Supports gun safety regulations
Martin earned the endorsement of Moms Demand Action as a Gun Sense Candidate, supporting gun safety measures to prevent violence.
- Endorsed as a Moms Demand Action Gun Sense Candidate
Republican Brian Mast
Supports Second Amendment and concealed carry
Mast defends gun ownership as a God-given right, voting for concealed carry reciprocity and opposing federal gun control regulations, while noting past support for background check improvements.
- Voted to protect Second Amendment rights for concealed carry permit holders
- Opposes federal regulations expanding control over firearms
- Supported strengthening background checks without infringing on gun rights
“The right to defend ourselves is God-given.”
Abortion
medium salienceRepublican Brian Mast
Opposes abortion and supports right to life
Mast is a pro-life advocate who supports legislative measures to protect the unborn, ban federal funding for abortions, and protect infants born alive after failed abortion procedures.
- Voted to prohibit taxpayer funding for abortion
- Supported legislation protecting the unborn and infants born alive
- Maintains pro-life position across all stages
“I believe we must defend life at every stage and protect the most vulnerable members of our society.”
Education
low salienceRepublican Brian Mast
Supports school choice and local control
Mast opposes federal curriculum mandates, supporting state innovation and school choice so education dollars follow the student.
- Opposes federal curriculum mandates
- Supports school choice and education dollars following the student
- Voted to overturn Obama-era federal education standards
“Washington should not be mandating curriculum for states.”
Prediction markets 3
updated Sep 16Polymarket ↗
FL-21 House Election Winner
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FL-21 House winner?
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FL-21 Democratic nominee?
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