Kirka har 205 sitteplasser og ble bygget i 1728 (Arkitekt Erik Jakobsen Holten).
Den spesielle Y-formen symboliserer Treenighetskirken, og det finns kun 5 slike i Norge.
Eldste omtale av kirken er i 1589 da Mo var anneks under Stangvik hovedkirke.
I 1931 ble det funnet en utbrent mannsgrav fra yngre vikingtid inne på kirkegården.
The church has 205 seats and was built in 1728 (architect Erik Jakobsen Holten).
The special Y-form symbolizes the Trinity Church, and there are only 5 such in Norway.
The oldest mention of the church is in 1589 when Mo was annexed to Stangvik's main church.
In 1931 a burned man's grave from the younger Viking era was found inside the cemetery.