Islam is the second largest religion in Bali.

The Directorate General of Population and Civil Registration (Dukcapil) of the Ministry of Home Affairs (Kemendagri) recorded a population of 4.27 million in Bali on June 30, 2021. The details are as follows: the majority, or 3.71 million (86.8%), of the population on the "Island of Gods" are Hindu, with Islam being the second largest religion with 430,920 adherents (10.08%).

Furthermore, 69,030 (1.62%) of Bali's population are Christian, 34,600 (0.81%) are Catholic, 29,040 (0.68%) are Buddhist, 521 (0.01%) are Confucian, and 99 (0.0%) adhere to indigenous beliefs.

Based on gender, 2.12 million (50.17%) of the population of Denpasar are male and 2.13 million (49.83%) are female.

According to marital status, 1.84 million (43.09%) of Bali's population are unmarried, 2.21 million (51.67%) are married, 46,160 (1.08%) are divorced, and 177,760 (4.16%) are widowed.

Bali is a province with an area of 5,780 square kilometers and a population density of 739 people per square kilometer. Administratively, Bali consists of 8 regencies and 1 city, divided into 57 districts and comprising 636 villages and 80 urban villages.