Luzerne County Courthouse is a historic county courthouse located in Wilkes-Barre, Luzerne County, Pennsylvania. It was designed by noted architect Frederick John Osterling (1865 – 1934) and built between 1906 and 1909. It is a cruciform plan building in the Classical Revival style, with a domed central rotunda 53 feet in diameter. It is built of Ohio sandstone, reinforced concrete, and terra cotta. It was added to the National Register of Historic Places in 1980.