Central Luzon's Institutional Population grew by 77.1 percent (Result from the 2015 Census of Population)

Reference Number: 


Release Date: 

Thursday, October 25, 2018

As of August 2015, Central Luzon had a total institutional population of 34,109 persons based on the 2015 Census of Population (POPCEN 2015). The total institutional population is higher by 14,850 persons (77.1 percent) compared with the 2010 Census of Population and Housing (2010 CPH) count of 19,259 persons. Based on POPCEN 2007, the total institutional population was 19,657 persons then.

In the same manner, the number of institutions or ILQs also increased from 939 in 2010 to 1,605 in 2015. The increase was about 70.9 percent. The number of ILQs in 2007 was 671 and was 600 in 2000.

Hotels, lodging houses, dormitories and others consistently comprise the largest type among ILQs

Hotels, lodging houses, dormitories, and others consistently comprised the largest type among the ILQs in Central Luzon in the census years 2000 and 2015. This type of ILQ accounted for more than half (54.6 percent or 876) of the total ILQs in 2015. Convents, nunneries, seminaries and boarding schools came second with 13.0 percent. On the other hand, oceangoing and interisland/coastal vessels registered the least number contributing only 0.1 percent of the total ILQ in 2015.

Men comprise 77 percent of total institutional population in 2015

Men comprised 77.4 percent of total institutional population in Central Luzon while women accounted for 37.5 percent. Men outnumbered women in all types of ILQs except in Welfare institutions and Convents, nunneries, seminaries and boarding schools, where women accounted for 52.8 percent and 51.1 percent, respectively. Sex ratio for the institutional population was 341.7 or 342 males per 100 females.

Prisoners comprise 99.6 percent of corrective and penal institution residents

Among the various types of ILQ, corrective and penal institutions had the largest number of residents accounting for 38.5 percent. Prisoners and detainees comprised 39.0 percent or 13.288 of the total institutional population. Hotels, lodging houses, dormitories with the second most number of residents (9,343), accounted for
27.4 percent of the total institutional population. On the other hand, oceangoing and interisland/coastal vessels accounted for the least institutional population with
0.04 percent or 14.

Prisoners and detainees comprised 99.6 percent (13,075) of the corrective and penal institution residents while the remaining residents were manager/director/person-in-charge and others. Hotels, lodging houses, dormitories and others were mostly resided by lodgers and boarders (64.0 percent or 5,983) followed by staff members and employees (27.6 percent or 2,580). Welfare institution staff members and employees accounted for 7.4 percent and wards (orphans and aged) accounted for 84.0 percent (2,066). Among the residents in military camps, 64.5 percent (1,439) were officers, enlisted men and trainees; 22.0 percent or 492 were staff members and employees; 4.3 percent or 96 were prisoners and 1.7 percent (38) were managers, directors and persons-in-charge. Moreover, 36.5 percent (717) of the people residing in convents, nunneries, seminaries and boarding schools were priests, seminarians and nuns; 25.5 percent (501) were lodgers and boarders,
9.4 percent (184) were staff members and employees.


Fifty nine percent of the institutional population aged 10 years old and over accounted for never married

There were 33,372 institutional population aged 10 years old and over of which 78.0 percent were men and only 22.0 percent were women. Of this institutional population, 59.4 percent accounted for never married while 29.8 percent were married. The rest of the institutional population were categorized as follows; common-law/live-in (5.5 percent), widowed (2.0 percent) and divorced/separated (1.5 percent).

Almost half of the total institutional population 5 years old and over have reached or completed high school

In 2015, almost half (49.3 percent) of the total institutional population 5 years old and over had reached or completed high school. Twenty one percent (6,965) ILQ residents had attended elementary or graduated from it. College undergraduates and college degree holders comprised 14.9 percent (5,030) and 8.8 percent (2,971), respectively.


Technical Notes

General Background

The 2015 Census of Population and Housing otherwise known as PopCen 2015 is the 14th census of population undertaken in the Philippines since 1903. PopCen 2015 was designed to take an inventory of the total population and housing units in the Philippines and to collect information about their characteristics. The census of population is the source of information on the size and distribution of the population as well as information about the demographic, social, economic and cultural characteristics. This information is vital for making rational plans and programs for national and local development.

The 2015 Census of Population (POPCEN 2015) was undertaken by the Philippine Statistics Authority (PSA) in August 2015 as mandated by Republic Act No. 10625, otherwise known as the Philippine Statistics Act of 2013. Census day for the POPCEN 2015 was August 1, 2015 (12:01 a.m.).


Terms/Concept Definition

Population growth rate is the rate at which the population is increasing (or decreasing) in a given period due to natural increase and net migration, expressed as a percentage of the base population

Total population refers to the sum of the household population and institutional population. It also includes Filipinos in Philippine embassies, consulates, and missions abroad

Household population comprises of persons who belong to a household, the basic criterion of which is the usual place of residence or the place where the person usually resides

Institutional population is the population enumerated in collective or institutional living quarters such as: dormitories/lodging houses, jails/prisons, military camps, convents/seminaries, and mental hospitals

Household is a social unit consisting of a person living alone or a group of persons who sleep in the same housing unit and have a common arrangement in the preparation and consumption of food.

Average household size refers to the average number of persons who live in the household, computed as the household population in a given area divided by the corresponding total number of households in that area

Head of the household refers to an adult person, male or female, who is responsible for the organization and care of the household, or who is regarded as such by the members of the household

Sex ratio is the ratio of males to females in a given population, expressed as the number of males per 100 females

Age is the interval of time between a person’s date of birth and the census reference date (1 August 2015). Expressed in completed years (as of last birthday), it is recorded in whole number

Median age refers to the age at which exactly half of the population is younger than this age and the other half is older than it

Overall dependency ratio refers to the ratio of persons in the dependent ages (under 15 years old and over 64 years old) to persons in the economically active or working ages (15 to 64 years old) in the population

Marital status refers to the personal status of each individual with reference to the marriage laws or customs of the country

Religious affiliation refers to a particular system of beliefs, attitudes, emotions, and behaviors constituting man’s relationship with the powers and principalities of the universe

School attendance rate refers to the proportion of persons 5 to 24 years old who were attending school during the School Year June 2015 to March 2016 to school- age population (5 to 24 years old)

Simple literacy rate the proportion of persons aged 10 years and over who are able to read and write a simple message in any language or dialect

Highest grade/year completed refers to the highest grade or year completed in school, college or university

Usual activity/occupation refers to the kind of job or business, which a person aged 15 years and over was engaged in most of the time during the 12 months preceding the census

Overseas worker is a household member (15 years old and over) who is out of the country due to an overseas employment.