Is voter fraud a problem in the US?

No, voter fraud is not a significant or widespread problem in the United States. Proven cases occur at extremely low rates—typically measured in thousandths or hundred-thousandths of a percent of ballots cast—and there is no credible evidence that it has altered the outcomes of modern federal elections (presidential or congressional).[1]

Key Evidence from Studies and Data

Multiple independent analyses, including academic research, government investigations, court records, and even data from sources often cited by fraud skeptics, converge on this conclusion:

•Brennan Center for Justice: Reviews of meticulously studied elections find fraud incident rates of roughly 0.0003% to 0.0025%. In-person voter impersonation is so rare that an American is more likely to be struck by lightning. Most allegations turn out to be clerical errors, data mismatches, or other irregularities rather than intentional fraud. Noncitizen voting is “vanishingly rare.”[2]

•Heritage Foundation Election Fraud Database (a conservative source tracking proven cases leading to convictions, diversions, civil penalties, or official findings): As of late 2025, it lists around 1,600–1,620 instances spanning decades (back to the 1980s or earlier in some cases), out of billions of ballots cast nationwide. This equates to roughly 7 cases per 10 million ballots in federal elections, or about 0.00007%. Cases include various types (absentee ballot misuse, false registration, ineligible voting by felons/noncitizens/deceased, double voting, vote buying, etc.), but many involve single individuals or small local schemes. Heritage itself describes it as a “sampling,” not exhaustive.[1]

•Brookings Institution analysis of Heritage data: In key swing states over long periods:

•Arizona: 36 cases over 25 years and >42 million ballots → rate of ~0.0000845%.

•Pennsylvania: 39 cases over 30 years and >100 million votes.

•Similar tiny rates elsewhere. No election outcome was altered by ballot fraud.[3]

•Other studies:

•A 2014 Washington Post investigation: 31 credible impersonation cases out of >1 billion ballots (2000–2014).

•DOJ review of 2002–2004 federal elections: Fraudulent ballot rate of 0.00000013%, with no evidence of coordinated efforts.

•Arizona State University: Very few impersonation cases and zero successful prosecutions in certain periods/states.

•AP review of 2020 battleground states (AZ, GA, MI, NV, PA, WI): Fewer than 475 potential cases amid >25 million votes and Biden’s combined ~311,000-vote margin. Many were not even counted or were bipartisan/individual acts; none approached tipping any state.[4]

Noncitizen voting, double voting, and mail/absentee fraud follow the same pattern: isolated incidents exist and are prosecuted, but rates are negligible and safeguards (voter ID where required, signature verification, ballot tracking, audits, poll watchers from both parties, cross-checks against death/felon records, etc.) catch most problems.[5]

Context on Major Elections (e.g., 2020 and 2024)

The 2020 election faced unprecedented scrutiny: full hand recounts (e.g., Georgia), risk-limiting audits, partisan reviews (including Arizona’s Cyber Ninjas audit, which confirmed the results), 60+ failed lawsuits, and statements from Trump-appointed officials (including AG Barr and CISA) affirming it was secure with no widespread fraud sufficient to change outcomes. Claims of massive irregularities were repeatedly debunked in courts and by investigators.[6]

For 2024, OSCE/ODIHR observers noted a well-run process despite polarization and unfounded fraud claims that eroded trust; results were accepted and certified. Isolated prosecutions continue (e.g., recent DOJ charges against small numbers of individuals for illegal voting/registration by noncitizens or related crimes), demonstrating enforcement rather than systemic failure.[7]

Important Nuances

•Fraud does happen and is a crime. Types include ineligible voting, absentee ballot fraud, vote buying (more common historically in some local races), and rare impersonation or registration fraud. Election officials, both parties’ lawyers/observers, and prosecutors take it seriously. Databases like Heritage’s document real convictions.

•Detection and prevention are strong due to decentralized administration, paper trails (nearly all ballots now have them), post-election audits, and bipartisan oversight. Undetected fraud on a scale to swing close national races would require massive, coordinated conspiracy involving thousands—something never substantiated and logistically implausible without leaving evidence.

•Claims vs. evidence: Allegations of “millions” of illegal votes or stolen elections lack supporting proof after extensive investigation. Exaggerated or false claims can undermine confidence and lead to policies that burden eligible voters more than they deter rare fraud.

•Comparison: Like other low-base-rate crimes (e.g., certain types of fraud in large benefit programs), absolute numbers of cases over decades sound notable until contextualized against the volume of activity (hundreds of millions of votes per cycle).

In short, while perfect security is impossible and vigilance/enforcement remain essential, the data show U.S. elections are highly secure against voter fraud, with rates far too low to constitute a meaningful problem for election integrity or outcomes. For the latest case details, see resources like the Heritage database, state election offices, or DOJ reports.

Citations (7)

1legalclarity.orgCommercial content
https://legalclarity.org/how-common-is-voter-fraud-what-the-evidence-shows/
Backs: “Proven cases occur at extremely low rates—typically measured in thousandths or hundred-thousandths of a percent of ballots cast—and there is no credible evidence that it has altered the outcomes of modern federal elections (presidential or congressional).”
2brennancenter.orgNonprofits and think tanks
https://www.brennancenter.org/topics/voting-elections/vote-suppression/myth-voter-fraud
Backs: “Most allegations turn out to be clerical errors, data mismatches, or other irregularities rather than intentional fraud. Noncitizen voting is “vanishingly rare.””
3brookings.eduNonprofits and think tanks
https://www.brookings.edu/articles/how-widespread-is-election-fraud-in-the-united-states-not-very/
Backs: “Similar tiny rates elsewhere. No election outcome was altered by ballot fraud.”
4apnews.comNews and mediaquality 1.00
https://apnews.com/article/voter-fraud-election-2020-joe-biden-donald-trump-7fcb6f134e528fee8237c7601db3328f
Backs: “Many were not even counted or were bipartisan/individual acts; none approached tipping any state.”
5brennancenter.orgNonprofits and think tanks
https://www.brennancenter.org/our-work/research-reports/noncitizen-voting-vanishingly-rare
Backs: “Noncitizen voting, double voting, and mail/absentee fraud follow the same pattern: isolated incidents exist and are prosecuted, but rates are negligible and safeguards (voter ID where required, signature verification, ballot tracking, audits, poll watchers from both parties, cross-checks against death/felon records,…”
6brennancenter.orgNonprofits and think tanks
https://www.brennancenter.org/our-work/research-reports/beware-novel-claims-2020-election-fraud
Backs: “Claims of massive irregularities were repeatedly debunked in courts and by investigators.”
7globalsecurity.orgEncyclopedias and reference
http://www.globalsecurity.orgwww.globalsecurity.org/military/library/report/2025/usa-05november2024-elections-report_osce-odihr_20250404.pdf
Backs: “Isolated prosecutions continue (e.g., recent DOJ charges against small numbers of individuals for illegal voting/registration by noncitizens or related crimes), demonstrating enforcement rather than systemic failure.”