19.94% of Badung Regency's population in 2023 was aged 0-14 years.

The population of Badung Regency by age group shows that the productive age group comprises 356,900 people or 67.31%, children number 105,730 or 19.94%, and the remaining 12.75%, or 67,597 people, are senior citizens.

The population of Badung Regency was recorded at 526,030 as of June 2023. This figure is higher than in December 2021 but lower than in December 2019. Over the past five years, the Compound Annual Growth Rate (CAGR) of the population in this region decreased by 3.95%. This growth is lower than the growth recorded in the previous five years, which was 8.44%.

Based on the total population of Bali Province, this regency ranks among the top five. However, based on island ranking, it is eighth.

The following is the population by age group in Badung Regency in June 2023, sourced from the Central Bureau of Statistics (BPS) publication:

* Age 0-4 years: 30,000 (5.7%)
* Age 5-9 years: 35,930 (6.83%)
* Age 10-14 years: 39,800 (7.57%)
* Age 15-19 years: 41,530 (7.9%)
* Age 20-24 years: 46,350 (8.81%)
* Age 25-29 years: 41,500 (7.89%)
* Age 30-34 years: 33,800 (6.42%)
* Age 35-39 years: 30,940 (5.88%)
* Age 40-44 years: 38,130 (7.25%)
* Age 45-49 years: 42,870 (8.15%)
* Age 50-54 years: 46,870 (8.91%)
* Age 55-59 years: 34,910 (6.64%)
* Age 60-64 years: 23,300 (4.43%)
* Age 65-69 years: 16,830 (3.2%)
* Age 70-74 years: 11,680 (2.22%)
* Age 75 years and older: 15,790 (3.0%)