The main religious followings in the Boyne Island and Tannum Sands community are:

• 47.9% - No religion
• 16.2% - Catholic
• 12.8% - Anglican
• 4.6% - Uniting Church
• 2.6% - Presbyterian and Reformed 
• 2.3% - Christianity
• 1.5% - Pentecostal
• 1.2% - Baptist
• 0.8% - Lutheran
• 0.6% - Jehovah's Witnesses
• 0.6% - Buddhism
• 0.3% - Islam

In addition to 49.7 per cent of the community stating they had no religion, a further 6.7 per cent did not respond.

This equates to 4,822 community members either with no religion or unknown and 4,402 who reported religious affiliation.

There has been an increase of 22.9 per cent of community members stating they had no religion between 2011 and 2021. In addition, 25 per cent stated they had no religion in 2011 compared to 32 per cent of community members in 2016.