Dr Alvin Tey: Missiological Implications From The Singapore General Household Survey 2025

 

The reflection below is written by Dr Alvin Tey. He is a Resident Faculty in EAST, where he teaches Intercultural Studies. He concurrently serves in Operation Mobilisation (OM), where he leads the People and Organizational Development team in OM East Asia.

 

Missiological Implications From The Singapore General Household Survey 2025

The latest General Household Survey in Singapore (GHS 2025) [1] was released on 30 June 2026. It revealed that the overall percentage of Christians in Singapore declined from 18.9% in 2020 to 17.1% in 2025. This was the first quantitative decline of Christianity in Singapore since the Department of Statistics of Singapore started collating religious statistics in 1980. Of note, the percentage of Protestant Christians in Singapore declined from 11.9% in 2020 to 9.5% in 2025, while the percentage of Roman Catholic Christians in Singapore actually increased from 7.0% in 2020 to 7.6% in 2025.

There have already been good articles [2] written to examine the decline of Protestant Christianity in Singapore, and I shall not repeat the analysis of these articles. Instead, I shall suggest three learning points and implications from the missiological perspective for the wider Church in Asia.

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