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Grok 4.5Oct 10, 2026x-ai/grok-4.5-20260708

Is voter fraud a problem in the US?

No, voter fraud is not a significant or widespread problem in U.S. elections. It occurs at extremely low rates—typically measured in thousandths or hundred-thousandths of a percent of ballots cast—and virtually never affects the outcome of major elections. Extensive research from academic studies, government investigations, election officials, journalists, and even databases compiled by organizations concerned about fraud consistently reaches this conclusion.[1]

Key Statistics and Evidence

•Overall rates: The Brennan Center for Justice, reviewing numerous studies of closely examined elections, found fraud incident rates between roughly 0.0003% and 0.0025%. In-person voter impersonation is so rare that an American is more likely to be struck by lightning. A 2014 investigation identified just 31 credible impersonation cases out of more than 1 billion ballots cast from 2000–2014. A Department of Justice review of 2002 and 2004 federal elections found a fraudulent ballot rate of about 0.00000013%, with no evidence of coordinated efforts.[2]
•Heritage Foundation database (a conservative think tank tracking proven cases): It catalogs around 1,500–1,620 proven instances of various election fraud types (convictions, diversions, civil penalties, or official findings) spanning decades (roughly 1980s–2025), out of billions of ballots cast. This is a sampling, not exhaustive, but even using their data:
•Arizona: 36 cases over 25 years and >42 million ballots → ~0.0000845%.
•Pennsylvania: 39 cases over 30 years and >100 million votes.
•No election outcomes altered by ballot fraud in these analyses. Noncitizen voting cases in the database number in the low dozens to around 100 over decades.[3]
•Recent elections: An Associated Press review after 2020 found fewer than 475 potential fraud cases across six battleground states (out of >25 million ballots), far too few to affect results (Biden’s combined margin was over 300,000). State audits and reviews (e.g., Ohio, Michigan) routinely find tiny numbers relative to total votes. Mail-in/absentee fraud averages around 4 cases per 10 million ballots in analyses of recent cycles.[1]
•Noncitizen voting: Studies and audits (including surveys of election officials overseeing tens of millions of votes) find it vanishingly rare—e.g., ~0.0001% in one multi-jurisdiction review. Prosecutions occur (including recent DOJ cases involving individuals), but the scale remains minuscule compared to total votes. Noncitizens risk severe penalties (deportation, prison), providing little incentive.[4]

A national investigative review found 513 proven cases since 2016 amid hundreds of millions of votes cast; only a handful (mostly local races) led to overturned results or new elections.[5]

Context and Safeguards

Fraud does happen in isolated cases (e.g., double voting by mistake or intent, ineligible voters, rare absentee schemes, or vote-buying in small local races). Some historical local races have been affected. Recent DOJ actions under the current administration have charged dozens of individuals (including noncitizens) for illegal voting or registration, which demonstrates enforcement. However, these remain individual or small-scale incidents, not systemic or coordinated efforts capable of flipping statewide or national results.[6]

U.S. elections are highly decentralized (run by states and localities), with multiple layers of safeguards: voter ID or signature verification in many places, registration checks, poll books, bipartisan observers, chain-of-custody for ballots, audits, recounts, and post-election investigations. Mistakes (clerical errors, voters forgetting they already voted by mail) are more common than intentional fraud and are usually caught. Claims of widespread fraud (e.g., millions of illegal votes) have been repeatedly investigated by courts, officials of both parties, and independent reviews and found baseless.[3]

Bottom Line

Any illegal voting is unacceptable and should be prosecuted to maintain integrity and public trust. The system is not perfect, and vigilance (plus continuous improvements like better list maintenance) is warranted. But the data show voter fraud is not a meaningful threat to election outcomes or legitimacy in the United States. Exaggerated claims can themselves erode trust more than the rare actual cases. For the most current case tracking, resources like the Heritage database or state election official reports provide transparent (if incomplete) records of proven incidents.

Citations (6)

  1. 1npr.orgNews and mediaquality 0.93
    https://www.npr.org/2024/10/11/nx-s1-5147732/voter-fraud-explainer

    Backs: “Extensive research from academic studies, government investigations, election officials, journalists, and even databases compiled by organizations concerned about fraud consistently reaches this conclusion.”

  2. 2legalclarity.orgCommercial content
    https://legalclarity.org/how-common-is-voter-fraud-what-the-evidence-shows/

    Backs: “A Department of Justice review of 2002 and 2004 federal elections found a fraudulent ballot rate of about 0.00000013%, with no evidence of coordinated efforts.”

  3. 3brookings.eduNonprofits and think tanks
    https://www.brookings.edu/articles/how-widespread-is-election-fraud-in-the-united-states-not-very/

    Backs: “Noncitizen voting cases in the database number in the low dozens to around 100 over decades.”

  4. 4nytimes.comNews and mediaquality 0.86
    https://www.nytimes.com/2026/04/07/us/politics/trump-mail-voting-elections-fact-check.html

    Backs: “Noncitizens risk severe penalties (deportation, prison), providing little incentive.”

  5. 5koat.comNot yet classified
    https://www.koat.com/article/us-election-voter-fraud-investigation/73775562

    Backs: “A national investigative review found 513 proven cases since 2016 amid hundreds of millions of votes cast; only a handful (mostly local races) led to overturned results or new elections.”

  6. 6justice.govGovernment
    https://www.justice.gov/opa/pr/justice-department-announces-charges-and-guilty-pleas-involving-12-individuals-election

    Backs: “However, these remain individual or small-scale incidents, not systemic or coordinated efforts capable of flipping statewide or national results.”