The Building
The present kirk was built in 1738 on the site of a medieval kirk dating from before 1153 and was enlarged to form a T-plan in 1874. The building is a characteristic Scottish 18th-century kirk with plain glass and white-washed walls.

The graveyard includes many 17th- and 18th-century gravestones.
The Organ
A Continuo pipe organ by Lammermuir Pipe Organs was installed in 1990 which is 1m wide box organ with 3 stops.
More information on the history of Oxnam Kirk is avalible in this guide to the history of Oxnam Kirk produced by Oxnam Kirk Session with the assistance of Mr Pat Wood.