Mosfell Church belongs to the Mosfell benefice in the Arnes deanery.
The present, wooden church was built in 1848.
Carpenter Bjarni Jonsson was responsible for the construction.
The church has been maintained and reconstructed and was
re-consecrated on the 15th of July 1979.
Carpenter Asmundur Jonsson of Langholt made the pulpit and the
works of Ofeigur Jonsson of Heidarbaer in the Thingvellir County also
decorate the church.
churches at Mosfell were dedicated to Holy Mary.
Annexed churches are in Middalur, at Stora Borg, Burfell and Lake
In the early 20th century the benefices of Mosfell,
Burfell and Klausturholar were to be abolished and united with a new
church at Stora Borg.
It was built and only the Klausturholar benefice was abolished
and united with the Stora Borg benefice.