[2][3] Coole Upper Churches are located 2.9 km (1.8 mi) northeast of Castlelyons.

[citation needed] The church at Coole Upper is the larger and was built in the 12th century as a single nave church and had antae.

[citation needed] The chancel was added in the 13th century.

It has a narrow two-light ogee window in the east gable.

A rosette was carved on one of the stones in the east wall.