Is voter fraud a problem in the US?
No, voter fraud is not a significant or widespread problem in U.S. elections in terms of scale or impact on outcomes, though isolated cases do occur and are prosecuted. Documented instances are extremely rare relative to the hundreds of millions of ballots cast in each major election cycle (and billions over decades). Extensive research from academic studies, government investigations, election officials, journalists, and even analyses of databases compiled by groups concerned about fraud consistently shows rates on the order of 0.0001% or lower—far too small to affect national or most statewide results.[1]
Scale from Key Data Sources
The Heritage Foundation (a conservative think tank) maintains the most prominent public database of proven election fraud cases (convictions, civil penalties, judicial findings, or overturned elections). It is explicitly a “sampling,” not exhaustive, and focuses on demonstrated wrongdoing. As of late 2025 updates, it lists roughly 1,500–1,600 cases spanning primarily from the 1980s to the present, across all election levels (federal, state, local) and types of fraud (absentee/mail, registration, double voting, etc.).[2]
Other reviews align:
Recent DOJ actions under different administrations continue to charge and convict small numbers of cases (e.g., noncitizen voting, false registrations), confirming that enforcement happens but volumes stay low.[8]
Does It Ever Matter?
Fraud has affected or overturned some local or close small-scale elections (e.g., city council, mayoral primaries involving absentee ballot schemes or vote-buying, sometimes with dozens of illegal ballots deciding tiny margins). Courts have invalidated results in such cases.[9] Heritage and others correctly note that in extremely close races, even small numbers could theoretically matter, which is why safeguards exist.
However, there is no credible evidence that voter fraud has altered the outcome of a modern U.S. presidential election or most major federal/state races. Post-2020 lawsuits, audits, recounts, and statistical reviews (including peer-reviewed analyses of claims about machines, turnout, etc.) found no systematic fraud sufficient to change results. Claims of millions of illegal votes have been repeatedly debunked.[10]
Caveats and Context
In short, U.S. elections have integrity issues worth addressing (access, administration, cybersecurity, roll maintenance), and every illegal vote is unacceptable and should be investigated/prosecuted. But the data shows voter fraud is not a systemic problem capable of swinging national results. Claims of widespread fraud lack empirical support from the available evidence across the political spectrum. For the latest case details, resources like the Heritage database, state election offices, or DOJ reports provide transparency.
Citations (11)
- 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 analyses of databases compiled by groups concerned about fraud consistently shows rates on the order of 0.0001% or lower—far too small to affect national or most statewide results.”
- https://www.truthbased.org/is-voter-fraud-a-real-problem
Backs: “As of late 2025 updates, it lists roughly 1,500–1,600 cases spanning primarily from the 1980s to the present, across all election levels (federal, state, local) and types of fraud (absentee/mail, registration, double voting, etc.).”
- https://web.archive.org/web/20250406020938/https://www.brookings.edu/articles/how-widespread-is-election-fraud-in-the-united-states-not-very/
Backs: “For example, in swing states over 25–30 years involving tens to over 100 million ballots, Heritage data yields dozens of cases at most (e.g., ~36 in Arizona across many elections; ~39 in Pennsylvania).”
- https://www.nytimes.com/2026/04/07/us/politics/trump-mail-voting-elections-fact-check.html
Backs: “Noncitizen voting and mail/absentee fraud are also vanishingly rare—studies find rates like 0.0001% for suspected noncitizen votes in large samples, or ~4 mail fraud cases per 10 million mail ballots.”
- https://www.brennancenter.org/our-work/research-reports/debunking-voter-fraud-myth
Backs: “A Trump administration-commissioned effort and Bush-era DOJ probes similarly found negligible rates with no evidence of concerted efforts to tilt major elections.”
- https://www.brookings.edu/articles/mail-voting-in-the-us-data-points-to-very-low-fraud-and-significant-benefits-to-voters/
Backs: “No evidence it increases overall fraud risk; rates remain tiny.”
- https://archive.amarkfoundation.org/the2020election/voter-fraud-convictions-since-2016/
Backs: “A few hundred total across states, often single votes, with bipartisan perpetrators.”
- https://www.dailysignal.com/2026/09/06/trump-doj-charges-nearly-four-times-more-noncitizens-in-election-fraud-cases-than-biden-doj/
Backs: “Recent DOJ actions under different administrations continue to charge and convict small numbers of cases (e.g., noncitizen voting, false registrations), confirming that enforcement happens but volumes stay low.”
- https://www.nationalreview.com/corner/yes-fraud-can-and-does-invalidate-elections/
Backs: “Fraud has affected or overturned some local or close small-scale elections (e.g., city council, mayoral primaries involving absentee ballot schemes or vote-buying, sometimes with dozens of illegal ballots deciding tiny margins). Courts have invalidated results in such cases.”
- https://www.researchgate.net/publication/355861994_No_evidence_for_systematic_voter_fraud_A_guide_to_statistical_claims_about_the_2020_election
Backs: “Claims of millions of illegal votes have been repeatedly debunked.”
- https://www.frontiersin.org/journals/political-science/articles/10.3389/fpos.2024.1493897/full
Backs: “Surveys show many Americans (especially partisans) believe fraud is common, which erodes trust even when evidence does not support it. This gap is itself a concern.”