Total Population of Zamboanga City Grew at 3.54 Percent Annually (Results from the 2007 Census of Population)

Reference Number: 


Release Date: 

Wednesday, January 20, 2010


Average annual population growth rate was 3.54 percent

The population of Zamboanga City was 774,407 persons as of August 1, 2007, based on the 2007 Census of Population. This figure is higher by 172,613 persons over the population count of 601,794 persons in 2000. The population counts for the province from the 2000 and 2007 censuses translated to an average annual population growth rate of 3.54 percent.

The number of households reached 154,392, which is 37,240 households more than the number of households in 2000. The average household size in 2007 was 5.0 persons, slightly lower than the average household size of 5.1 in 2000.

Talon-talon was the most populous barangay

Among the 98 barangays in Zambaonga City, Talon-talon was the most populous with 3.9 percent share of the provincial population. Next to Talon-talon were Tetuan (3.8 percent), Baliwasan (3.6 percent), Pasonanca (3.5 percent), Calarian and Tumaga both with 3.3 percent share, and San Jose Gusu (3.2 percent). The rest of the barangays had a share of less than three percent each.

Figure 1

Sex ratio remained at 100 males per 100 females

Of the 770,596 household population of Zamboanga City in 2007, there was almost equal distribution of males (49.9 percent) and females (50.1 percent). This translated to a sex ratio of one male for every one female. The same sex ratio was recorded in 2000.

Half of the population of Zamboanga City were below 21 years old

The household population of Zamboanga City had a median age of 21 years, which means that half of the household population were below 21 years old. This median age is one year higher than the median age of 20 years recorded in 2000.

The age group 0 to 4 years comprised the highest share of 11.8 percent, followed by age group 5 to 9 years (11.7 percent), and age groups 10 to 14 years and 15 to 19 years (each with 11.4 percent).

There were more males than females in the age bracket 0 to 14 years, while there were more females than males in the age bracket 15 to 34 years.

Figure 2

Three out of five persons were of voting-age

Almost 60 percent of the household population of Zamboanga City were in the voting age group (18 years old and over). The distribution of voting-age population by sex was almost the same for males (49.6 percent) and females (50.4 percent).

Overall dependency ratio decreased to 62 dependents per 100 persons in the working age group

The proportion of household population in the working age group (15 to 64 years) was 61.9 percent, young dependents (0 to 14 years) comprised 34.9 percent, and old dependents (65 years and over) was recorded at 3.2 percent.

The overall dependency ratio was 62, which means that for every 100 persons in the working-age group, there were 62 dependents (57 young and 5 old dependents). The decline in the overall dependency ratio is explained by the decrease in the ratio of young dependents to the population of working age, from 62 to 57 young dependents for every 100 persons of working age.

Never-married persons comprised more males than females

About 45 percent of the household population 10 years old and over in 2007 were never married while 43.5 percent were married. The rest of the population were either widowed, divorced/separated, in common law/live-in marital arrangement, or had no report on marital status. Among never-married persons, there were more males (52.3 percent) than females (47.7 percent). Females outnumbered the males in the rest of the categories for marital status.

More females had attained higher levels of education

Of the household population 5 years old and over, 36.2 percent had attended or finished elementary education and 26.5 percent had reached or completed high school. The proportion of academic degree holders was 10.2 percent, an increase of 6.6 percentage points from the 2000 figure (3.6 percent).

More females had attained higher levels of education than males. The proportion of females among academic degree holders and those with post baccalaureate courses were 52.0 percent and 53.0 percent, respectively.

Among the household population 5 to 24 years old, three-fifths (60.7 percent) attended school at anytime during the School Year 2007 to 2008. The school attendance among males (60.7) and females (60.6 percent) was nearly equal during the said school year.

Ratio of households to occupied housing units increased to 103

From a total of 114,782 occupied housing units in 2000, the number of occupied housing units reached 149,622 in 2007, indicating an increase of 30.4 percent. The number of households for every 100 occupied housing units was 103 in 2007, higher than the ratio of 102 households for every 100 occupied housing units in 2000. In terms of the number of persons per occupied housing unit, a ratio of 5.2 persons was recorded in 2007 and 2000.

Use of light materials as outer walls remained high

The proportion of occupied housing units in Zamboanga City with outer walls made of wood dropped from 43.2 percent in 2000 to 38.9 percent in 2007. But the use of bamboo/sawali/cogon/nipa slightly increased from 23.5 percent in 2000 to 23.8 in 2007. For occupied housing units with outer walls made of concrete/brick/stone, an increase of 2.7 percent was recorded.

Majority (68.6 percent) of the occupied housing units in 2007 had roofs made of galvanized iron/aluminum. The use of cogon/nipa/anahaw for the roof decreased from 28.4 percent in 2000 to 22.5 percent in 2007.






Table 1

Table 2

Table 2

Table 2

Table 2

Table 2

Technical Notes 



  Source:  Household Statistics Department
                   National Statistics Office
                   Manila, Philippines