Definition
The following guidelines used in the 1980 Census of Population and Housing (CPH) are adopted in classifying urban areas.
a. In their entirety, all cities and municipalities having a population density of at least 1,000 persons per square kilometer.
b. Poblaciones or central districts of municipalities and cities which have a population density of at least 500 persons per square kilometer.
c. Poblaciones or central districts (not included in a and b) regardless of the population size, which have the following:
i. Street pattern, i.e., network of streets in either parallel or right angle orientation ;
ii. At least six establishments (commercial manufacturing, recreational, and/or personal services at least once a month).
iii. At least three of the following:
(1) A town hall, church or chapel with religious services at least once a month.
(2) A public plaza or cemetery.
(3) A public plaza or building where trading activities are carried on at least once a month.
(4) A public building like school, hospital, puericulture and health center or library.
d. Barangays having at least 1,000 inhabitants meeting the conditions set forth in (c) above, and where the occupation of the inhabitants are predominantly non-farming or non-fishing.
All areas not falling under any of the above classification are considered rural.