The parish church in Paczyna is built of brick on stone and brick foundations, and is plastered.
The main nave was covered with a barrel vault pierced by four lunettes on each side. The main nave of the church is covered with a gable roof, and the side aisles are shed. A rectangular tower with an octagonal top covered with a domed cupola is embedded in the western part of the church. At the opposite end of the ridge there is a transparent octagonal turret.