The oldest parts of Inkoo Church dates back to the 13th century. The current appearance is from the 14th century. However, the church has been enlarged and remodeled several times afterwards. The roof was destroyed by lightning in 1623. The church has remarkable wall paintings. The belfry was built in 1739-1740.

Degerby Church was built in 1931-1932 to replace an earlier wooden church from 1747-1748. The church is oblong in shape, and the spire was built in the Empire style. Since the Second World War, it belonged to the Porkkala area which was leased to the USSR until 1956. The church was restored and reconsecrated after the reversion.

The Church of Fagervik Manor was built in 1736-1737 to replace an earlier church from the middle of the 17th century. It is a wooden cruciform church located on the top of a hill, and it has the oldest organ in Finland. The belfry was built in 1766. The surrounding stone wall and the gate were built in 1780. The Church of Fagervik is one of the four privately owned churches in Finland.