Davidson County Courthouse - Tennessee - was created in 1936.
Chester County Courthouse - Tennessee - was created in 1913.
According to Wikipedia, the county seat of Rutherford County, Tennessee, is Murfreesboro.
Bayfield County Courthouse was created in 1894.
Coweta County Courthouse was created in 1904.
Barnstable County Courthouse was created in 1831.
DuPage County Courthouse was created in 1896.
Herkimer County Courthouse was created in 1873.
Blair County Courthouse was created in 1876.
Otsego County Courthouse was created in 1880.
Bibb County Courthouse was created in 1924.
Wirt County Courthouse was created in 1911.