El Ola City is located in the North Western part of the Saudi Arabia Kingdom between the epithet of Medina and Tabock, and it is 380km away from Medina and located on latitude of 26.27 to the north and longitude 37.52 to the east. And it is the biggest and most important of the old civilized cities for being located on the Main Road of the incense and seasonings commerce between the Old World civilizations and the Arabian Peninsula, El Sham Countries, Egypt, and Iraq.

El Ola area is (29261 km2) and it represents 19.6% of the epithet of Medina area, and comes in the first rank in regard to its area.

El Ola population is (69429 person) and it comes in the third rank on the level of the epithet of Medina

El Ola has 14 administrative centers, (4) of which are class (A) and (10) of class (B);
Class (A) centers are:
The three Hajar, Abu Raka, Magheera, El Hajar
Class (B) centers:
El Salila Center, El Ibrak Center, Fadla Center, El Azeeb Center, Shlal Center, El Breikeh Center, El Nasheefa Center, El Fari’aa Center, El Najeel Center, El Ward Center

As it is used since many centuries, every one who permanently resides in El Ola should register his name, descents, origin, and homeland that he migrated from, and this is a known rule in El Ola which was worked with till a nearby time where it became somewhat obligatory, as everyone who came to El Ola for residing there should enter with one of the tribes and the Tribe Chief summons all tribes’ chiefs and seniors and informs them of this new resident’s desire and after their approval he records a report revealing the person’s name, origin, descents, and homeland that he migrated from