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Hadley v. Massachusetts

388 U.S. 464 · Decided June 12, 1967 · Supreme Court of the United States

Record summary. This page is generated from the Supreme Court Database’s coded data about the case. It describes who decided what, not the Court’s reasoning. Read the opinion itself before relying on it. Not legal advice.

At a glance

Hadley v. Massachusetts was decided on June 12, 1967 by a vote of 6–3. The Court vacated the lower court's decision and remanded the case. The decision was issued per curiam (an unsigned opinion of the Court). SCDB classifies its main issue as “Search and seizure (general)” in the Criminal Procedure area.

Read the opinion

Case details

Citations
388 U.S. 464 · 87 S. Ct. 2124 · 18 L. Ed. 2d 1323 · 1967 U.S. LEXIS 1117
Docket number
1179 M
Decided
June 12, 1967
Court era
Warren Court
Decision type
Per curiam (no oral argument)
Disposition
Vacated and remanded
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
6–3
Opinion assigned by
Earl Warren
How the case arrived
Appeal
Decision direction (SCDB)
Liberal what this means

How the Justices voted

JusticeVoteSeparate writing
Justice Hugo L. BlackMajority
Justice William O. DouglasMajority
Justice Tom C. ClarkDissentCo-authored an opinion
Chief Justice Earl WarrenMajority
Justice John M. Harlan IIDissentCo-authored an opinion
Justice William J. Brennan Jr.Majority
Justice Potter StewartDissentCo-authored an opinion
Justice Byron R. WhiteMajority
Justice Abe FortasMajority

Full case caption

Hadley v. Massachusetts

SCDB identifiers: case 1966-146, docket 1966-146-01.

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Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error