Short answer: Voter fraud happens, but the best evidence shows it is rare in the U.S. and has not altered recent statewide or national election outcomes. It can, however, matter in very close local races and should be investigated and prosecuted when it occurs.[1]
What the strongest evidence shows
•Scale: Studies and official reviews consistently find tiny rates. For example, a Washington Post/ERIC analysis flagged 372 possible cases among 14.6 million mail ballots in CO/OR/WA in 2016 and 2018 (≈0.0025%). A comprehensive review found 31 credible instances of in‑person voter impersonation across more than 1 billion ballots (2000–2014). An Associated Press review after the 2020 election found fewer than 475 potential cases out of 25.5 million votes in six battleground states—far too few to affect outcomes.[2]
•2020 outcome checks: The federal cybersecurity agency (CISA) and state/local election officials called the 2020 vote “the most secure in American history.” Then–Attorney General William Barr said DOJ found no evidence of fraud that would change the result. Numerous audits and recounts (e.g., Arizona’s Maricopa County) confirmed certified results. Courts rejected the vast majority of post‑election lawsuits for lack of evidence.[3]
•It does occur: Documented cases include absentee/mail‑ballot schemes or double voting; they are prosecuted when found. For example, a 2018 absentee‑ballot operation in North Carolina’s 9th Congressional District led the state to order a new election; a 2020 Paterson, NJ, city council race was also redone over mail‑ballot tampering.[4]
•Recent headlines don’t change the overall picture: Authorities still bring cases—e.g., federal charges in California in October 2026 alleging noncitizen voting or registration—but such prosecutions remain a minute fraction of total votes.[5]
What “voter fraud” usually means (and doesn’t)
•Commonly charged behaviors include: submitting someone else’s mail ballot, voting twice, false registration, or ineligible/noncitizen voting. These differ from administrative mistakes or from “election fraud” by insiders (e.g., officials altering tallies).[6]
Why the rates are low
•Safeguards include identity and eligibility checks at registration, signature verification for mail ballots, unique ballot barcodes, real‑time pollbook updates to block double voting, post‑election audits, and criminal penalties. Guidance and security support from CISA and state officials further harden systems.[7]
Bottom line
•Is voter fraud a “problem”? As isolated crimes that warrant enforcement—yes. As a systemic threat that regularly swings statewide or national results—current evidence says no.[1]
If you want, I can tailor this to your state—what the rules are, how mail ballots are secured, and how to track your ballot.
Backs: “An Associated Press review after the 2020 election found fewer than 475 potential cases out of 25.5 million votes in six battleground states—far too few to affect outcomes.”
Backs: “For example, a 2018 absentee‑ballot operation in North Carolina’s 9th Congressional District led the state to order a new election; a 2020 Paterson, NJ, city council race was also redone over mail‑ballot tampering.”
Backs: “Authorities still bring cases—e.g., federal charges in California in October 2026 alleging noncitizen voting or registration—but such prosecutions remain a minute fraction of total votes.”