•Administrative region:
Part of the Kingdom of Saudi Arabia that is administered by a government agency which is directly attached to the Ministry of Interior such as Riyadh and Makkah ... etc. Each administrative region has a capital city.
•Governorate :
Part of the region, the second-level of the subdivisions and reports directly to region, such as Al-Kharj Governorate of Riyadh Region.
•Municipality :
The administrative entity that reports to a governorate such as al-Dilam municipality of Al-Kharj Governorate. Others report directly to the Emirate headquarter such as Irqah which reports directly to Riyadh. Some municipalities report to other municipalities like Uyaynah of Halat Ammar in Tabuk region.
•Populated locality:
A static population cluster such as a city, village or a farm, or non-static like cluster around a water source.
•Village :
A clustered human settlement with a commonly recognized name, and a population of no less than 50 thousand, or no less than 10 inhabited dwellings.
•Covered populated locality :
A static human settlement with a population of less than 50 thousand, or no less than 10 inhabited dwellings. This definition covers public and private work locations.
•City :
For census purposes, 'city' refers herein to every locality with a municipality, or whose population exceeds 5.000 persons..
•Region (Neighborhood):
Part of a city that includes building, streets and roads, with a commonly recognized name. It is usually surrounded with main streets dividing it from other neighborhoods. Citywide, regions numbering starts with 001. and ends with the number of the last one in a city.
•Sector:
A statistical division used for statistical purposes in cities. It is a geographically clustered area which represents a part of a region, and usually enclosed by main streets. At the region level, sectors numbering starts with 01. and ends with the number of the last one in a region.
•Block:
A geographical area surrounded by streets, and comprises a building or a number of contiguous buildings that are not separated by streets. It takes various shapes including a square, rectangle, circle or irregular-shaped space as in old neighborhoods. The block might also be an open space. At the sector level, blocks numbering starts with 001. and ends with the number of the last one in a sector..
•Building:
A building is every individual structure; whether permanent or temporary, single- or multi-story, with one or more rooms, and has one or more doors to access all or majority of its contents. A building may be inhabited or not; and it could be intended for residential, economic, social or religious purposes... etc, such as such as a complex, a palace, a villa, a popular house, a tent, a hut, a shack, a shanty, a government body, a shop, a mosque… etc.
Note that annexes to a building or a villa such as a garage or a shop are not counted as separate buildings. Likewise, bridges, power rooms, water pumps are not counted as buildings unless used for residential purposes during census period. In addition, buildings under construction are counted as buildings unless bases, foundations and walls are built.