Demographics
| Population Census | ||
|---|---|---|
| Year | Pop. | ±% p.a. |
| 1960 | 22,173 | — |
| 1970 | 27,538 | 2.17% |
| 1975 | 31,478 | 2.67% |
| 1980 | 37,851 | 3.69% |
| 1990 | 52,428 | 3.26% |
| 1995 | 61,884 | 3.32% |
| 2000 | 70,899 | 2.72% |
| 2007 | 77,139 | 1.21% |
| 2011 | 80,941 | 1.2% |
The population of Lebak by age group reveals a dominance of the young population. Basing on the 2007 population, Children under five years old made up 14% or 11,163 of the total population of the municipality, lower than the percentage for the age group 5 – 9 which is 14.67% or 11,234 of the same year.
Child dependency ratio registered at 78.73% meaning 78 children dependents for every 100 working population. Total dependency ratio is 84.15%, the higher the total dependency ratio, the heavier the burden of the working aged population.
Economically dependent persons less than 15 years old are about 32,979 or 42.75%, Working age population registered 41,888 or 54.23% are between the ages 15–64.
The percentage of female population in the reproductive age (15-49) registered 36,534 or 47.28%. About 47,436 or 61.51% of both men and women belonged to the age group 24 years and below. The population by age group declines with increase in age.
The population of those belonging to ages 65 years and over or the elderly population constitutes a very small proportion of the population. Population age 65 and above constitutes 2,272 or 5.4% of the total population. Old age dependency ratio is 5.4%, meaning for every 100 working population there are 5 old age dependent persons.
The working age group of 15 to 64 years old makes up 54% or 41,888 of the population while 43% or 32,979 are 14 years or younger and 5% or 2,272 are 65 years old or above.
Male population in the municipality is slightly higher than that of the female. The same is true in all barangays. Male population registered a total of 39,958 or 51.80% and 37,181 or 48.20%. The municipality is predominated by males showing males per 100 females.
Religious Sector/ Religion
There are 4 major religious groups in the municipality of Lebak. These are the Roman Catholic which comprises 62% of the total population, Islam, 15%, Protestants, 8% and UCCP, 7%. The remaining percentage are distributed to Evangelical, United Pentecostal Church and other religion which is 8%.
Read more about this topic: Lebak, Sultan Kudarat