Kammala jumla mai zuwa: Bayan mutuwar Carlotta Joaquina, Queluz ya ga amfani ne kawai a matsayin gidan sarauta kuma ba shi ne babban gidan sarauta na Portugal ba. Dan Carlotta Joaquina Sarki Miguel ya yi amfani da fadar a lokacin yakin basasa na shekaru uku wanda ya yi yaƙi da ɗan'uwansa Sarki Pedro IV, kafin ɗan'uwansa ya tilasta shi a 1834 ya yi ritaya ya tafi gudun hijira. Bayan shekara guda, Pedro IV ya mutu daga tarin fuka yana da shekara 35 a Queluz, fadar da aka haife shi. 'Yar Pedro I Maria II ta yi sarauta har mutuwarta a shekara ta 1853 kuma ɗanta Pedro V ya gaje ta. Bayan mutuwarsa da wuri a cikin annobar cutar kwalara ta 1861, kursiyin ya koma ga ɗan'uwansa Luís. Daga wannan lokacin dangin sarauta sun zauna ne a fadar Ajuda da aka sake ginawa a Lisbon kuma fadar Pena da Queluz sun zama marasa amfani. Bayan kisan gillar da aka yi wa ɗan Luís Carlos I a 1908, fadar ta zama mallakar jihar. Portugal ta kasance cikin rikice-rikice na juyin juya hali da
mulkin mallaka ya fadi shekaru biyu bayan haka.