35.4% of the population in Bengkayang Regency is Muslim.

The Muslim population in Bengkayang Regency, as of December 31, 2023, was recorded at 103,850 people. Compared to the previous year, the number of residents practicing Islam in the regency/city increased by 1,253 people.

According to data from the Directorate General of Population and Civil Registration (Ditjen Dukcapil) of the Ministry of Home Affairs, the proportion of the Muslim population in this regency/city reached 35.4 percent of the total population in 2023, which numbered 293,100 people.

When viewed in terms of its distribution across the population of each area in West Kalimantan, the proportion of the Muslim population in Bengkayang Regency ranks 12th.

Meanwhile, the population of West Kalimantan by religion in 2023 was as follows:

* Islam: 103,846 (35.43%)
* Catholic: 91,695 (31.28%)
* Protestant: 79,366 (27.08%)
* Buddhist: 15,359 (5.24%)
* Confucian: 2,503 (0.85%)
* Hindu: 266 (0.09%)
* Indigenous Beliefs: 66 (0.02%)

Other regencies/cities in West Kalimantan with the largest Muslim populations, in descending order, are Sambas Regency (573,448 people), Pontianak City (525,517 people), Kubu Raya Regency (518,712 people), Ketapang Regency (377,515 people), Mempawah Regency (234,797 people), Sintang Regency (172,102 people), Sanggau Regency (167,501 people), Kapuas Hulu Regency (164,419 people), Singkawang City (133,327 people), and Kayong Utara Regency (122,523 people).