The majority of Buleleng Regency's population in 2024 will be of working age.

In 2024, the majority of Buleleng Regency's population was in the productive age group (15-59 years old), reaching 532,590 or 64.46% of the total population. Children (0-14 years old) and the elderly (over 60 years old) comprised 22.27% and 13.26%, respectively.

The population of Buleleng Regency was recorded at 826,190 in 2024. This latest data shows a population decrease. Over the past five years, the Compound Annual Growth Rate (CAGR) of the population in this region was 4.68%. This growth is higher than the growth recorded in the previous five years, which was 0.47%.

Compared to other regencies/cities in Bali province, Buleleng Regency has the highest population. When grouped by island, Buleleng Regency is among the top five.

The following is the population by age group in Buleleng Regency as of June 2024, sourced from the Central Bureau of Statistics (BPS) publication:

* Age 0-4 years: 44,810 (5.42%)
* Age 5-9 years: 67,660 (8.19%)
* Age 10-14 years: 71,550 (8.66%)
* Age 15-19 years: 67,970 (8.23%)

* Age 20-24 years: 68,600 (8.3%)
* Age 25-29 years: 62,470 (7.56%)
* Age 30-34 years: 57,720 (6.99%)
* Age 35-39 years: 56,090 (6.79%)
* Age 40-44 years: 61,900 (7.49%)
* Age 45-49 years: 57,420 (6.95%)
* Age 50-54 years: 52,800 (6.39%)
* Age 55-59 years: 47,620 (5.76%)
* Age 60-64 years: 36,270 (4.39%)
* Age 65-69 years: 28,130 (3.41%)
* Age 70-74 years: 20,160 (2.44%)
* Age 75 years and over: 25,020 (3.03%)