Erected in neo-Gothic style together with an convent of the Mariavite Sisters in 1869-71, consecrated in 1862. Inside the church, coffered ceiling with rose windows, modernist paintings on the walls, including paintings with motifs of flowers, thistles, peacock feathers and monograms of Jesus and the Virgin Mary, as well as paintings by Boleslaw Rutkowski, Rafal Hadziewicz and January Suchodolski. On the wooden choir, is the organ from around 1935, under the choir – stoups in Baroque style. The little church forms a whole with the buildings of the former convent. The church is composed of three storey wings forming a horseshoe shape. After the fall of January Uprising, the Russians liquidated the congregation of Mariavite sisters. In 1873 a lower junior high school (progymnasium) and then a state junior high school (gymnasium) were established here. Since 1915 the building housed a gymnasium and than the Henryk Sienkiewicz Lyceum – the oldest and the most renowned secondary school in town.