Kentucky v. King’s Empirical Analysis
563 U.S. 452 · 2011
Citation profile
412
cited by 412 later decisions
13
cited 13 times by the Supreme Court
37
states following
June 2026
most recently cited
65 federal appellate · 24 district · 188 state decisions
Relationships
Relies on Terry v. Ohio · Schneckloth v. Bustamonte · Graham v. Connor · Payton v. New York · Florida v. Royer
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 412 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“[T]he ultimate touchstone of the Fourth Amendment is 'reasonableness.'”
5 later decisions quote this exact passage · from the majority“'the exigencies of the situation' make the needs of law enforcement so compelling that [a] warrantless search is objectively reasonable.”
3 later decisions quote this exact passage · from the majority“[t]he right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no Warrants shall issue, but upon probable cause, supported by Oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized.”
2 later decisions quote this exact passage · from the majority
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.