Originally four farms were at the location where Klaksvik is now. By time they grew into four villages that finally merged to what now is called Klaksvik. What really kicked off the development towards a town was the set up af a centralised store for all the northern islands on the location.
The church Christians-kirkjan dates from 1963. Its architecture is unconventional with a detached bell-frame. It is made of Faroese basalt and wood. Inside the church a Faroese rowing boat is hanging down from the ceiling. The font is made af a 4000 years old heathen sacrificial bowl originating from Denmark.