In 1900, Letownia and the villages Groble and Wulka Letwoska were in the Nisko adminsitrative district and Nisko township (gmina). Jewish residents of these villages worshipped at Rudnik. All of the other villages were in the Myslenice administrative district and Jordanow township. Jewish residents of these villages worshipped at Jordanow. There were no Greek Catholic residents recorded.