Oklahoma State Capitol Oklahoma State Capitol The Oklahoma State Capitol is the house of government of the U.S. state of Oklahoma. It is the building that houses the Oklahoma Legislature and executive branch offices. It is located along Lincoln Boulevard in Oklahoma City and contains 452,508 square feet of floor area. The present structure includes a dome completed in 2002. Oklahoma's first capital was Guthrie, Oklahoma, but it moved to Oklahoma City in 1910. Construction began on the Oklahoma State Capitol in 1914 and was completed in 1917. Originally, it housed the judicial branch of Oklahoma, but the state's high courts moved most
Oklahoma State Capitol of their operations to the Oklahoma Judicial Center in 2011, leaving only the Supreme Court Hearing Chamber in the capitol building. The state capitol complex is the only state capitol grounds in the United States with active oil rigs. Oklahoma's territorial capital and first state capital was located in the city of Guthrie. The settlement of the first state capital began at noon on April 22, 1889, when cannons sounded the start of the Oklahoma land run. The town was designated as the territorial capital in 1890. State government officials let voters decide on whether or not to move the