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Grok 4.5Sep 18, 2026x-ai/grok-4.5-20260708

Is voter fraud a problem in the US?

I will examine the evidence on the incidence and impact of voter fraud in US elections using official data, academic studies, and nonpartisan analyses.To get more precise current figures and official perspectives, I'll check primary sources and recent audits.No, voter fraud is not a significant or widespread problem in U.S. elections. Documented cases exist and are illegal (and prosecuted when found), but they occur at extremely low rates—typically fractions of a percent or 1 case per hundreds of thousands to millions of ballots—and virtually never affect the outcomes of federal or major statewide elections.[1]

Scale of Documented Fraud

Multiple analyses, including those drawing on the Heritage Foundation’s Election Fraud Database (a conservative-leaning compilation of proven cases involving convictions, civil penalties, or overturned results), show rarity when put in context of total ballots cast:

•The Heritage database (a non-exhaustive “sampling” spanning roughly 1982–2025) contains around 1,500–1,600 proven instances nationwide. Against an estimated 1+ billion federal ballots since 2000 (or ~2+ billion over longer periods), this equates to rates on the order of 0.0001% or lower (roughly 1 fraudulent ballot per 1–2 million cast in some tallies).[2]
•Recent periods are similar: Analyses of 2016–2025 data find ~500–560 confirmed cases amid ~686 million ballots (~0.8 cases per million).[3]
•Brookings Institution reviews of Heritage data for key swing states (e.g., Arizona over 25 years: 36 cases amid ~42.6 million ballots, or ~0.0000845%; Pennsylvania over 30 years: 39 cases amid >100 million ballots) reach the same conclusion: fraud is minuscule and has not altered outcomes.[1]
•Mail/absentee fraud specifically averages ~0.000043% (about 4 cases per 10 million mail ballots) across recent general elections.[4]

In-person voter impersonation (the type most often cited to justify strict ID laws) is rarer still—more uncommon than being struck by lightning, per multiple studies. Double voting, ballot harvesting abuses, and ineligible voting (e.g., by felons or the deceased) account for many documented cases but remain isolated.[5]

Only a tiny handful of cases have led to overturned results or new elections, and these are almost exclusively local races with small vote totals and tight margins (one prominent federal example is the 2018 North Carolina 9th Congressional District race, voided over an absentee ballot scheme involving hundreds of ballots). No presidential election outcome has been altered by proven fraud.[6]

Noncitizen Voting

This is frequently alleged but also extremely rare. It is a federal crime, with penalties including prison and immigration consequences. State audits and studies consistently find tiny numbers:

•Brennan Center and other reviews of large jurisdictions (e.g., 23.5 million votes in 2016 across 42 areas) found suspected noncitizen votes at ~0.0001%.[7]
•Recent state audits (Georgia, Michigan, Iowa, Utah, etc., post-2020/2024) typically identify dozens of potential noncitizen registrants or voters out of millions on the rolls—often errors later corrected, with far fewer actual votes cast (e.g., Michigan ~15–16 cases in 2024 amid millions of votes; Georgia ~20 noncitizens on rolls). Initial inflated claims are frequently revised downward after verification with tools like USCIS SAVE.[8]
•Federal prosecutions under the “voting by aliens” statute number in the low hundreds over decades (with recent upticks under different administrations still totaling tiny absolute numbers and no evidence of coordinated efforts).[9]

Heritage’s database includes roughly 100 noncitizen voting cases over decades. Claims of “millions” lack evidence and have been repeatedly rejected by courts, election officials, and statistical analyses.[10]

Broader Context and Consensus

•Academic, governmental, and journalistic investigations (Brennan Center, Brookings, NPR, academic papers, AP reviews of swing states, DOJ efforts, post-2020 audits/recounts/lawsuits) consistently describe fraud as “infinitesimally rare,” “vanishingly rare,” or not occurring on a scale that threatens outcomes. Many allegations turn out to be clerical errors, data mismatches, or misunderstandings rather than intentional fraud.[5]
•Elections include multiple safeguards: bipartisan poll workers/observers, signature matching, voter ID (in many states), provisional ballots, audits, chain-of-custody rules, and post-election canvassing. These detect and deter most issues.
•Caveats: Fraud is not zero, and local races or weak processes can be vulnerable (e.g., certain absentee schemes). Voter roll maintenance, better data matching, and enforcement matter. Under-detection is possible in theory, but the absence of statistical anomalies in close races, failed court challenges alleging systemic fraud (especially 2020), and the difficulty of large-scale coordination without detection make massive hidden fraud implausible. Perception of a “problem” often exceeds the evidence, driven by partisan claims.
•Other election integrity issues (cybersecurity of systems, misinformation, access barriers, or administrative errors) can pose greater practical risks than individual voter fraud.

In short, while every case of fraud should be investigated and prevented, the data from across the ideological spectrum show it is not a systemic problem capable of undermining the integrity or results of U.S. elections at scale. Strengthening legitimate safeguards without unduly restricting eligible voters remains the balanced approach.

Citations (10)

  1. 1brookings.eduNonprofits and think tanks
    https://www.brookings.edu/articles/how-widespread-is-election-fraud-in-the-united-states-not-very/

    Backs: “elections. Documented cases exist and are illegal (and prosecuted when found), but they occur at extremely low rates—typically fractions of a percent or 1 case per hundreds of thousands to millions of ballots—and virtually never affect the outcomes of federal or major statewide elections.”

  2. 2patrickneilbradley.comNot yet classified
    https://patrickneilbradley.com/investigations/voter-fraud-map.html

    Backs: “The Heritage database (a non-exhaustive “sampling” spanning roughly 1982–2025) contains around 1,500–1,600 proven instances nationwide. Against an estimated 1+ billion federal ballots since 2000 (or ~2+ billion over longer periods), this equates to rates on the order of 0.0001% or lower (roughly 1 fraudulent ballot…”

  3. 3substack.comBlogs and newsletters
    https://votinguseitorloseit.substack.com/p/558-us-voter-fraud-cases-686-million

    Backs: “Against an estimated 1+ billion federal ballots since 2000 (or ~2+ billion over longer periods), this equates to rates on the order of 0.0001% or lower (roughly 1 fraudulen”

  4. 4brookings.eduNonprofits and think tanks
    https://www.brookings.edu/articles/mail-voting-in-the-us-data-points-to-very-low-fraud-and-significant-benefits-to-voters/

    Backs: “39 cases amid >100 million ballots) reach the same conclusion: fraud is minuscule and has”

  5. 5npr.orgNews and mediaquality 0.93
    https://www.npr.org/2024/10/11/nx-s1-5147732/voter-fraud-explainer

    Backs: “In-person voter impersonation (the type most often cited to justify strict ID laws) is rarer still—more uncommon than being struck by lightning, per multiple studies.”

  6. 6koat.comNot yet classified
    https://www.koat.com/article/us-election-voter-fraud-investigation/73775562

    Backs: “Only a tiny handful of cases have led to overturned results or new elections, and these are almost exclusively local races with small vote totals and tight margins (one prominent federal example is the 2018 North Carolina 9th Congressional District race, voided over an absentee ballot scheme involving hundreds of…”

  7. 7brennancenter.orgNonprofits and think tanks
    https://www.brennancenter.org/our-work/research-reports/noncitizen-voting-vanishingly-rare

    Backs: “It is a federal crime, with penalties including prison and immigration consequences. State audits and studies consistently find tiny numbers:”

  8. https://electioninnovation.org/research/claims-noncitizen-registration-voting-analysis-tracker/

    Backs: “Recent state audits (Georgia, Michigan, Iowa, Utah, etc., post-2020/2024) typically identify dozens of potential noncitizen registrants or voters out of millions on the rolls—often errors later corrected, with far fewer actual votes cast (e.g., Michigan ~15–16 cases in 2024 amid millions of votes; Georgia ~20…”

  9. 9reuters.comNews and mediaquality 1.00
    https://www.reuters.com/investigations/trump-claims-voting-by-noncitizens-is-rampant-america-numbers-tell-another-story-2026-07-19/

    Backs: “Initial inflated claims are frequently revised downward after verification with tools like USCIS SAVE. Federal prosecutions under the “voting by aliens” statute number in the low hundreds over decades (with recent upticks under different administrations still totaling tiny absolute numbers and no evidence of…”

  10. 10nytimes.comNews and mediaquality 0.86
    https://www.nytimes.com/2026/04/07/us/politics/trump-mail-voting-elections-fact-check.html

    Backs: “Federal prosecutions under the “voting by aliens” statute number in the low hundreds over decades (with recent upticks under different administrations still totaling tiny absolute numbers and no evidence of coordinated efforts). Heritage’s database includes roughly 100 noncitizen voting cases over decades.”