Village of Euclid v. Ambler Realty Co., 272 U.S. 365 (1926), more commonly Euclid v. Ambler, was a United States Supreme Court landmark case argued in 1926. It was the first significant case regarding the relatively new practice of zoning. The Supreme Court’s finding that local ordinance zoning was a valid exercise of the police power bolstered zoning in the United States and influenced other countries.