According to the census of 2002, Christians made up about 84% of Uganda's population. The Roman Catholic Church has the largest number of adherents (41.9%), followed by the Anglican Church of Uganda (35.9%). The next most reported religion of Uganda is Islam, with Muslims representing 12% of the population.
The census lists only 1% of Uganda's population as following traditional religions, and 0.7% are classified as 'other non-Christians,' including adherents of sects. Judaism is also practiced in Uganda by a small number of native Ugandans known as the Abayudaya. One of the world's seven Bahá'í Houses of Worship is located on the outskirts of Kampala.
Of the Christian population, the Roman Catholic Church has the largest number of followers, followed by the Anglican Church, while Evangelical and Pentecostal churches claim the rest. Evangelical and Pentecostal churches are very active. The Muslim population is primarily Sunni. Traditional indigenous beliefs are practiced in some rural areas and are sometimes blended with or practiced alongside Christianity or Islam. Indian nationals are the most significant immigrant population; members of this community are primarily Ismaili (Shi'a Muslim followers of the Aga Khan) or Hindu. The northern and West Nile regions are predominantly Catholic, while Iganga District in eastern Uganda has the highest percentage of Muslims. The rest of the country has a mix of religious affiliations.