The New York State Capitol is the capitol building of the U.S. state of New York. Housing the New York State Legislature, it is located in the state capital city Albany as part of the Empire State Plaza on State Street in Capitol Park. The building was completed in 1899 at a cost of $25 million ($ million as of ), making it the most expensive government building of its time. It was listed on the National Register of Historic Places in 1971, then included as a contributing property when the Lafayette Park Historic District was listed in 1978. The following year it was declared a National Historic Landmark.