Jay is a city in Delaware County, Oklahoma, United States. The population was 2,482 at the 2000 census, and almost 40% of Jay residents are Native American. Rich in Cherokee history, Jay is home to numerous Cherokee tribal offices and a health clinic for the Delaware Disctict of the Cherokee Nation and is the county seat of Delaware County, Oklahoma. Jay's most famous son is Tommy Morrison, former world heavyweight boxing champion. The city is celebrated as the Huckleberry Capital of the World and has been host to the annual Huckleberry Festival each July 4 weekend for over 40 years.
Jay is located at 36°25′26″N 94°47′52″W / 36.42389°N 94.79778°W / 36.42389; -94.79778 (36.423906, -94.797831). in the oak and hickory forests of the Ozark Plateau. According to the United States Census Bureau, the city has a total area of 3.2 square miles (8.4 km²), all of it land. The Cherokee name for Jay is Dlaygvi (Bluejay Place).
Jay is atypical in Oklahoma history because the townsite and layout were located and platted specifically for its purpose as a county seat. It is not located on a river, major road or railway line as were most Oklahoma towns of the late 1800s and early 1900s.