Census of Population and Housing (CPH) | Philippine Statistics Authority

Naguilian, La Union’s Population declines by 2,032 persons (2020 Census of Population and Housing)

Release Date: Thursday, October 31, 2024

Reference Number: 2024-68

Total Population declines at the rate of -0.80 percent annually

Based on the 2020 Census of Population and Housing (2020 CPH), the municipality of Naguilian, La Union posted a total population of 52,189 persons as of 01 May 2020. This is a decrease of 2,032 persons over the total population of 54,221 persons in 2015 Census of Population (POPCEN). (Figure 1)

Figure 1. Total Population by Censal Year, Naguilian, La Union 1960 to 2020

Population decreases by 8 persons per year for every 1,000 persons

The decrease in the population count of the municipality from 2015 to 2020 translated to an average annual population growth rate (PGR) of -0.80 percent. This means that there were about 8 persons deducted per year for every 1,000 persons in the population. (Figure 2)

The annual PGR was higher at 2.18 percent during the period 2010 to 2015 and at 1.07 percent during the period 2000 to 2010.

Sixty years ago, the population of Naguilian, La Union was only 19,528 persons. This population size is more than one-third of the population of the municipality in 2020 CPH.

Figure 2. Intercensal Population Growth Rate, Naguilian, La Union 1960 to 2020

Barangay Baraoas Sur remains as the most populous in 2020

Figure 3. Top Five Most Populous Barangays Naguilian, La Union 2020

Among the 37 barangays in the municipality of Naguilian, La Union, Baraoas Sur was the most populous with a population size making up 6.79 percent of the total municipal population. Natividad (Pob.) was second with 6.01 percent share, followed by Ortiz (Pob.) with 5.33 percent share, Bariquir with 4.41 percent share and Casilagan with 4.20 percent share. (Figure 3)

The least populated area was barangay Cabaritan Norte with 1.12 percent share to the total population of the municipality. It was also the least populated barangay in 2015.

Sex ratio remains at 102 males per 100 females

Figure 4. Sex Ratio, Naguilian, La Union 2020

Of the 52,143 household population in 2020, males accounted for 50.57 percent while females comprised 49.43 percent. These figures resulted to a sex ratio of 102 males for every 100 females, the same sex ratio recorded in 2015.

In 2020, children aged below 15 years had a sex ratio of 108 males for every 100 females, while those aged 15 to 64 years had a sex ratio of 105 males for every 100 females. On the other hand, those aged 65 years and over had a sex ratio of 72 males for every 100 females. (Figure 4)

Median age increases to 29.17 years

Figure 5. Age-Sex Pyramid of Household Population Naguilian, La Union

In 2020, the median age of the household population of the municipality was 29.17 years, which means that half of the population was younger than 29.17 years. This is higher than the median age of 27.58 years that was recorded in 2015.

Children aged 15 to 19 years (9.22%) comprised the largest age group, followed by those in the age groups 10 to 14 years (9.04%) and 20 to 24 years (8.66%). Males outnumbered females in the age groups 0 to 54 years. On the other hand, there were more females than males in the older age groups (55 years and over).

More than two-thirds of the household population are of voting age

The voting-age population (18 years and over) accounted for 68.82 percent of the household population of the municipality in 2020, up from 66.96 percent in 2015. There were slightly more females (50.01%) than males (49.99%) among the voting-age population.

Dependency ratio decreases to 50 dependents per 100 persons in the working-age group

Figure 6. Dependency Ratio Naguilian, La Union 2020

In 2020, the young dependents (0 to 14 years) comprised 25.65 percent of the household population while the old dependents (65 years and over) posted a share of 7.91 percent. The working-age population (15 to 64 years) accounted for the remaining 66.44 percent.

The overall dependency ratio was 49, which indicates that for every 100 working age population, there were about 49 dependents (38 young dependents and 11 old dependents). This ratio is lower than the dependency ratio in 2015, which was recorded at 51 dependents per 100 working-age population.

Males dominate females among the never-married persons

Of the household population 10 years old and over, 43.48 percent were married while 36.64 percent were never-married. The rest of the population were categorized as follows: widowed (5.72%), common-law/live-in marital arrangement (12.35%), and divorced/separated (1.81%).

Among the never-married persons, 55.32 percent were males while 44.68 percent were females.

More females than males attain higher levels of education

Of the total household population five years old and over, 21.65 percent had attended or completed elementary education while 43.29 percent had reached or finished high school. Moreover, 9.70 percent were college undergraduates and 14.89 percent were academic degree holders.

Among those with an academic degree, females (58.06%) outnumbered the males (41.94%). Similarly, more females (67.05%) than males (32.95%) had pursued post baccalaureate courses.

Literacy rate is recorded at 99.17 percent

Naguilian, La Union posted a literacy rate of 99.17 percent among the 47,980 household population aged 5 years and over. Literacy rate was slightly higher among males (50.50%) than among females (49.50%).

Average household size is 4.0 persons

Table 1. Household Population, Number of Households, and Average Household Size Naguilian, La Union 2015 and 2020

The household population of Naguilian, La Union in 2020 was 52,143 persons, lower by 2016 persons from the household population of 54,159 persons in 2015.

The number of households in 2020 was recorded at 12,915, higher by 754 households compared with the 12,161 households posted in 2015. The average household size in 2020 was 4.0 persons, lower than the average household size of 4.5 persons in 2015.

Proportion of persons with registered births in Naguilian, La Union is 99.62 percent

The 2020 CPH revealed that a total of 51,943 persons had their births registered at the Local Civil Registry Office (LCRO). This is equivalent to 99.62 percent of the 52,143 household population in 2020.

More males than females have registered births

Among the 51,943 household population whose births were registered with the LCRO, 50.56 percent (26,262 persons) were males, while 49.44 percent (25,681 persons) were females. This translates to a sex ratio of 102 males whose births were registered at the LCRO for every 100 females whose births were also registered. (Figure 7)

Figure 7. Percent Distribution of the Household Population with Registered Births by Sex, Naguilian, La Union 2020

TECHNICAL NOTES

EXPLANATORY NOTES

The total population presented in this release is based on the 2020 CPH. The population count is declared official for all purposes by the President of the Philippines, pursuant to Proclamation No. 1179 dated 06 July 2021. The total population represents the total number of persons living as of 12:01 AM on 01 May 2020 in the country. It also includes Filipinos in Philippine embassies, consulates, and missions abroad.

SGD. DANITES E. TEÑIDO, PhD
Chief Statistical Specialist

/KJGH/JCOJ