Incumbent
IL-15 Republican nominee?
$403.00
MAR 24, 2026Primary Election
Party selects its nominee.
Overview
Current roleU.S. Representative
PartyRepublican
Political ideologyTrump-aligned Republican
Age66 years old (Aug 7, 1959)
GenderFemale
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LocationIllinois
BackgroundPolitician
EducationEastern Illinois University — B.S., Business Management
Notable personal detailsMary Elizabeth Miller is a Republican politician and farmer serving as the U.S. representative for Illinois’s 15th congressional district since 2021. She is a member of the House Freedom Caucus and has served on the House Committee on Agriculture and the House Committee on Education and the Workforce. She earned a B.S. in Business Management from Eastern Illinois University and completed graduate coursework in education, with an Illinois teaching certification. She is married to Illinois state representative Chris Miller and they have seven children.
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Positions
Economy & Taxes
Supports making the 2017 Tax Cuts and Jobs Act provisions permanent and backing tax policies that reduce burdens on families and farms; advocates rolling back or repealing tax rules seen as increasing reporting burdens on small sellers/gig workers. Emphasizes pro-growth, pro-agriculture economic measures and votes in alignment with conservative tax-cut priorities.
Healthcare
Supports market-based healthcare reforms including increased competition and price transparency, opposition to single-payer proposals, and policies such as expanding health savings accounts and tort reform to reduce costs. Emphasizes preserving existing benefits for current Medicare recipients while promoting private-market solutions and interstate insurance competition. Positions on reproductive-health policy align with pro-life stances that affect related healthcare policy.
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Immigration & Border
Supports strong border enforcement and stricter immigration controls, emphasizing that illegal border crossings are criminal and arguing for deportation and accountability for officials perceived as failing to secure the border. Has sponsored/co-sponsored legislation and introduced measures aimed at restricting benefits for undocumented immigrants and cracking down on sanctuary policies. Advocates increased resources and enforcement to stop illegal migration and human trafficking.
Abortion & Reproductive Rights
Mary Miller opposes abortion and praises the Dobbs decision overturning Roe v. Wade; she frames abortion as the taking of innocent life and supports policies protecting life from conception. She has criticized expanded abortion access (including minors obtaining abortions without parental notification) and described state actions that protect life from conception positively.
Climate & Energy
Opposes aggressive decarbonization and international calls to phase out fossil fuels, criticizes green energy policies as harmful to affordability and reliability, and characterizes climate activism and CO2 regulation negatively. Has introduced or co-sponsored measures condemning UN language on moving away from fossil fuels and has emphasized supporting domestic fossil fuel production and energy affordability.
Public Safety & Guns
The candidate opposes new federal gun-control measures (including expanded background checks and age/magazine restrictions), vocally supports Second Amendment protections, and has endorsed local gun-rights resolutions and caucuses that oppose red flag and assault-weapons restrictions.
Fundraising
Latest report: Cycle 20262022
2024
2026
LatestCycle 2022
Cycle 2024
Cycle 2026
Source: FEC
New updates coming soon
We're monitoring and will update when new data impacts the race.
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