FBI File Collection on J. Edgar Hoover

The Black Vault
by John Greenewald
March 30, 2026
2 min read

Quick Insights

The Bottom Line

The FBI has released over 8,000 pages of J. Edgar Hoover's appointment logs, phone records, and confidential files from his 37-year tenure as director.

AI Summary

J. Edgar Hoover served as director of the Federal Bureau of Investigation for 37 years, from 1935 until his death in 1972, transforming the agency into a major crime-fighting force and modernizing police technology through innovations like centralized fingerprint files and forensic laboratories. The FBI and other federal agencies have released multiple document collections on Hoover, including over 8,000 pages of appointment logs, phone records, and confidential files totaling nearly 1.6 gigabytes. Hoover also established the FBI Index, a national blacklist that was renamed the Terrorist Screening Database in 2001 and remains in use today. The released documents are now available through the FBI Vault and other government archives for public review.

What's Being Done

The FBI and federal agencies have released multiple document collections on Hoover totaling nearly 1.6 gigabytes through the FBI Vault and government archives for public review.

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