0.1% of the population in Tulungagung Regency practices Buddhism.

The Buddhist population in Tulungagung Regency, as of December 31, 2023, was recorded at 832 individuals. This number is down by 1,564 individuals compared to the previous year, which reported 2,396 individuals.

According to data from the Directorate General of Population and Civil Registration (Ditjen Dukcapil) of the Ministry of Home Affairs, the proportion of the Buddhist population in this regency/city reached 0.1 percent of the total population in 2024, which numbered 1.14 million.

In terms of its distribution relative to the population of each region in East Java, the proportion of the Buddhist population in Tulungagung Regency ranks 13th.

Meanwhile, the population of East Java by religion in 2023 was as follows:

* Islam: 1,118,276 (98.39%)
* Protestant: 12,230 (1.08%)
* Catholic: 3,069 (0.27%)
* Buddhist: 832 (0.07%)
* Hindu: 140 (0.01%)
* Indigenous Beliefs: 140 (0.01%)
* Confucian: 16 (0.0%)

Other regencies/cities in East Java with the largest Buddhist populations are: Surabaya City (39,667), Banyuwangi Regency (3,905), Malang City (3,847), Sidoarjo Regency (3,739), Blitar Regency (2,231), Malang Regency (2,152), Jember Regency (1,290), Mojokerto City (1,042), Kediri City (1,009), and Pasuruan City (995).