0.2% of the population in Aceh Tamiang Regency is Protestant.

The Protestant population in Aceh Tamiang Regency as of December 31, 2023, was recorded at 586 individuals. This represents an increase of 12 individuals compared to the previous year's reported figure of 574.

According to data from the Directorate General of Population and Civil Registration (Ditjen Dukcapil) of the Ministry of Home Affairs, the proportion of Protestants in this regency/city reached 0.2 percent of the total population in 2023, which numbered 308,100.

Considering the distribution across the population of each district in Aceh, the proportion of Protestants in Aceh Tamiang Regency ranks seventh.

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

* Islam: 306,441 (99.46%)
* Buddhist: 974 (0.32%)
* Protestant: 586 (0.19%)
* Catholic: 92 (0.03%)
* Hindu: 9 (0.0%)
* Confucian: 0 (0.0%)
* Indigenous Beliefs: 0 (0.0%)

Other regencies/cities in Aceh with the largest Protestant populations, in descending order, are: Aceh Tenggara Regency (38,673), Aceh Singkil Regency (15,247), Subulussalam City (2,814), Banda Aceh City (1,623), Aceh Besar Regency (855), Langsa City (640), Nagan Raya Regency (523), Lhokseumawe City (464), Aceh Tengah Regency (447), and Aceh Barat Regency (410).