That county was divided in 1629 into the lines of Nassau-Weilburg, Nassau-Idstein and Nassau-Saarbrücken that was divided only 30 years later in 1659.
See krahvkond jagati aastal 1629 Nassau-Weilburgi, Nassau-Idsteini ja Nassau-Saarbrückeni liinideks, mis jagati vaid 30 aastat hiljem aastal 1659.