Baladiyah al-Maʼdhar (), in English as al-Maʼdhar Sub-Municipality, is a baladiyah and one of the 16 sub-municipalities of Riyadh, Saudi Arabia. It consists of 9 neighborhoods and districts, partially including al-Olaya and is responsible for their overall planning, development and maintenance.مشاريع النظافة، أمانة منطقة الرياض، الإدارة العامة للنظافة (مؤرشف).
Neighborhoods and districts
Al-Nakhil Al-Nakhil al-Gharbi Al-Muhammadiyah Al-Rahmaniyah Al-Ra'id Umm al-Hammam al-Gharbi Umm al-Hammam al-Sharqi Al-Ma'dher al-Shimali Al Olaya (partially)
References