The household population of Lalaguna in the 2015 Census was 2,026 broken down into 469 households or an average of 4.32 members per household.
According to the 2015 Census, the age group with the highest population in Lalaguna is 5 to 9, with 247 individuals. Conversely, the age group with the lowest population is 80 and over, with 11 individuals.
Combining age groups together, those aged 14 and below, consisting of the young dependent population which include infants/babies, children and young adolescents/teenagers, make up an aggregate of 33.56% (680). Those aged 15 up to 64, roughly, the economically active population and actual or potential members of the work force, constitute a total of 61.35% (1,243). Finally, old dependent population consisting of the senior citizens, those aged 65 and over, total 5.08% (103) in all.
The computed Age Dependency Ratios mean that among the population of Lalaguna, there are 55 youth dependents to every 100 of the working age population; there are 8 aged/senior citizens to every 100 of the working population; and overall, there are 63 dependents (young and old-age) to every 100 of the working population.
The median age of 25 indicates that half of the entire population of Lalaguna are aged less than 25 and the other half are over the age of 25.