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R Republican · Incumbent · U.S. House 15, Illinois · Nov 3, 2026

Mary
E. Miller

Republican U.S. Rep. Mary E. Miller of Illinois's 15th District, serving since 2021, seeks re-election in 2026.

Background

Mary E. Miller is a Republican U.S. Representative serving Illinois's 15th Congressional District. She has held the seat since January 3, 2021, and is a member of the 119th Congress (2025–2027). 12

Born in Oak Park, Illinois, Miller graduated from Naperville Central High School in 1977 and earned a B.S. in business management from Eastern Illinois University in 1981. She completed graduate coursework in education and obtained an Illinois teaching certification. 123

Before entering Congress, Miller worked as a farmer and teacher. She and her family operate a grain and cattle farm in Illinois. 112

Miller is running for re-election to the 15th Congressional District seat in the November 3, 2026 general election. 13

At a glance

Party
Republican · Incumbent
Running for
U.S. House · District 15, Illinois
Election
Nov 3, 2026
Current office
U.S. Representative, Illinois's 15th Congressional District
Website
marymillerforcongress.com(opens in a new tab)

Where they stand

Each position links to the page it was drawn from. Quotes are verbatim.

Voting record

How Mary E. Miller 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
2.5%
with their party’s majority
91%

Recent key votes

  • Sep 16, 2026 · House · S2403 · Economy & jobs
    Retire through Ownership Act
    On Motion to Suspend the Rules and Pass · Passed · against their party's majority
    Official roll call ↗(opens in a new tab)
    No
  • Sep 16, 2026 · House · HR9497 · Climate & energy
    Water Resources Development Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9340 · Climate & energy
    Ratepayer Protection Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HJRES213 · Climate & energy
    Providing 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 · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR10326 · Crime & public safety
    PROOF Act
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9576 · Crime & public safety
    National Fraud Enforcement Division Act
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 15, 2026 · House · HJRES210 · Climate & energy
    Providing 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 · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 15, 2026 · House · HR9500 · Taxes & budget
    Tax Relief for Fraud Victims Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed · against their party's majority
    Official roll call ↗(opens in a new tab)
    No

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

  1. Oct 11
    poll
    Hill/DDHQ election model gives Miller 99% chance of winning IL-15

    The Hill/DDHQ forecasting model, updated October 11, assigned Miller a 99% probability of winning the November 3 general election against Democrat Jennifer Todd. This is a model forecast, not a voter survey.

    Who will win Illinois 15? | The Hill and DDHQ · Oct 12, 2026 (opens in a new tab)
  2. Oct 9
    news
    Miller and House Administration Committee chair write to Champaign County over ballot errors

    Miller and House Administration Committee Chairman Bryan Steil sent a letter to Champaign County Clerk Aaron Ammons seeking answers about nearly 600 faulty ballots printed with incorrect candidate or race information, prompting a temporary suspension of early voting.

    House panel demands answers from Illinois county over ... · Oct 9, 2026 (opens in a new tab)
  3. Oct 7
    news
    Politico reports Miller campaign leans heavily on Trump, holds limited public presence

    Politico reported that Miller's campaign website prominently featured Donald Trump and his endorsement, that she had not held a public town hall during the cycle, and that attempts to reach her campaign were unsuccessful.

    Mary Miller still counts on Trump · Oct 7, 2026 (opens in a new tab)
  4. Oct 6
    news
    Chicago Tribune editorial board declines to endorse in IL-15, criticizes both candidates

    The Chicago Tribune editorial board issued a 'no endorsement' decision for the District 15 House race, offering criticism of both Miller and her Democratic opponent Jennifer Todd.

    Editorial: No endorsement for US House of Representatives in District 15 · Oct 6, 2026 (opens in a new tab)
  5. Oct 5
    news
    Miller introduces Yaeli Martinez Child Protection Act targeting gender-related child welfare actions

    Miller announced legislation to bar federally funded child-welfare systems from removing children from fit parents solely for affirming a child's biological sex, prevent foster/adoptive placement denials on that basis, and impose funding consequences and allow private legal actions for violations.

    Rep. Mary Miller Takes Action to Protect Families from Radical Gender Policies · Oct 5, 2026 (opens in a new tab)
  6. Oct 3
    endorsement
    Illinois Family Action endorses Miller for IL-15 general election

    Illinois Family Action's 2026 general-election endorsement page listed Mary Miller as its endorsed candidate for U.S. House District 15.

    2026 General Election Endorsements · Oct 3, 2026 (opens in a new tab)
  7. Sep 22
    news
    September ballot guides confirm Miller and Todd as IL-15 November 3 candidates

    Local Republican ballot guides published by multiple outlets listed Mary Miller (R) and Jennifer Todd (D) as the candidates for Illinois' 15th Congressional District on the November 3 general election ballot.

    Macon County Republicans: Here's who's on your Nov. 3 ... · Sep 22, 2026 (opens in a new tab)
  8. Jul 15
    filing
    Miller FEC fundraising figures reported: $1.33M raised, $810K cash on hand through June 30

    FEC data through June 30 showed Miller had raised $1,331,399, spent $1,167,229, and held $810,427 cash on hand, compared to challenger Jennifer Todd's $113,341 raised and $31,257 cash on hand.

    Who will win Illinois 15? | The Hill and DDHQ · Oct 12, 2026 (opens in a new tab)

Endorsements

  • Eagle Forum PAC organization
    Listed Miller among its 2026 endorsed candidates. No specific endorsement date is stated on the page reviewed. eagleforum.org
  • Donald Trump, President of the United States official
    Miller's campaign website touts Trump's endorsement, as reported by Politico on October 7, 2026. The date Trump made the endorsement is not given in the source. politico.com · Oct 7, 2026
  • Illinois Family Action organization
    Listed 'U.S. House Dist. 15 – Mary Miller – Endorsed!' on its 2026 general-election endorsements page dated October 3, 2026. illinoisfamilyaction.org · Oct 3, 2026
  • Maggie's List organization
    Announced endorsement of Miller for reelection in Illinois' 15th District on March 23, 2026. maggieslist.org · Mar 23, 2026
  • Freedom Caucus Fund organization
    Endorsed Miller for IL-15 on March 12, 2026, according to the endorsement announcement referenced in Wikipedia. en.wikipedia.org · Mar 12, 2026

Past elections

General election results for federal office, from the Federal Election Commission.

YearSeatResultVotesShare
2022U.S. House IL-15 · RWon213,00771.1%
2020U.S. House IL-15 · RWon244,94773.4%

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
$1.33M
Spent
$1.17M
Cash on hand
$810K

As of Jun 30, 2026. Filings are periodic, so recent money may not be included yet. ↳ FEC record H0IL15129(opens in a new tab)

Sources 20

  1. [1] Who will win Illinois 15? | The Hill and DDHQ(opens in a new tab) Oct 12, 2026
  2. [2] Press Releases | Representative Mary Miller - House.gov(opens in a new tab) Oct 11, 2026
  3. [3] House panel demands answers from Illinois county over ...(opens in a new tab) Oct 9, 2026
  4. [4] Mary Miller still counts on Trump(opens in a new tab) Oct 7, 2026
  5. [5] Editorial: No endorsement for US House of Representatives in District 15(opens in a new tab) Oct 6, 2026
  6. [6] Rep. Mary Miller Takes Action to Protect Families from Radical Gender Policies(opens in a new tab) Oct 5, 2026
  7. [7] 2026 General Election Endorsements(opens in a new tab) Oct 3, 2026
  8. [8] Macon County Republicans: Here's who's on your Nov. 3 ...(opens in a new tab) Sep 22, 2026
  9. [9] 2026 Candidates Endorsed By Eagle Forum PAC(opens in a new tab) Sep 11, 2026
  10. [10] Momentum Builds: Maggie's List Adds 8 to Growing 2026 Endorsement List - Maggie's List(opens in a new tab) Mar 23, 2026
  11. [11] Rep. Mary Miller Introduces Legislation to End Dangerous ...(opens in a new tab) Mar 18, 2026
  12. [12] marymiller.house.gov › media › press-releasesRep. Miller Introduces Bill to Protect Children from Sexually...(opens in a new tab) Feb 24, 2026
  13. [13] Rep. Miller Responds to President Trump's State of the Union Address(opens in a new tab) Feb 24, 2026
  14. [14] Rep. Miller Introduces Bill to Stop Large Investors From Crowding ...(opens in a new tab) Jan 21, 2026
  15. [15] The One Big, Beautiful Bill - Mary Miller - House.gov(opens in a new tab) Aug 6, 2025
  16. [16] Rep. Miller Votes to Pass the One Big, Beautiful Bill(opens in a new tab) Jul 3, 2025
  17. [17] 2026 United States House of Representatives elections in Illinois(opens in a new tab) Feb 11, 2025
  18. [18] REP. MILLER VOTES FOR CONSERVATIVE WINS IN FUNDING FIGHT(opens in a new tab) Sep 29, 2023
  19. [19] MILLER: Pritzker SAFE-T Act will Flood the Streets with Criminals(opens in a new tab) Jul 18, 2023
  20. [20] 2021 Year in Review | Representative Mary Miller - House.gov(opens in a new tab) Jan 4, 2022
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