United States v. Texas may refer to the following cases:

• United States v. Texas (2016), 579 U.S. ___ (2016), a case in which the United States Supreme Court considered the legality of the Deferred Action for Parents of Americans program.
• United States v. Texas (2021), 595 U.S. ___ (2021), a case in which the Supreme Court considered the constitutionality of the Texas Heartbeat Act.
• United States v. Texas (2023), 599 U.S. ___ (2023), a case in which the Supreme Court considered the legality of the Department of Homeland Security's guidelines for the enforcement of civil immigration law.
• United States v. Texas (2024), a case in which the Court of Appeals for the Fifth Circuit issued an administrative stay, allowing Texas Senate Bill 4 to take effect and permitting officials to arrest and deport migrants.