The first church was probably built in 1398 by Grand Duke Vytautas.
It was one of the first churches built in Lithuania after the Christianization of Lithuania in 1385.
It is suggested that the church was burned during the Lithuanian Civil War (1431–1435).
It was rebuilt on another site.
About 1500 a second church was built in the southern part of the town.
Likely both churches burned down during the Muscovite invasion.
A small poor church was rebuilt, but before it could be improved it was burned by the Swedes.
In 1707, a wooden church was built with a two-story tower and three-story belfry.
By the 1770s, it was falling apart and needed reconstruction.
The construction included the rectory and a wooden parish school.
In 1845 a plan was drafted by historian Teodor Narbutt for a new brick church in neoclassical style.
The construction was finished in 1852 and the church preserves its basic design to this day.
The church, built of field stones, has a portico with six Doric columns.
It is accompanied by a four-story belfry with a Baroque cap.
The church lost its tower.
The plain exterior is contrasted with the interior, decorated in light Baroque style.
Three paintings, housed in the church, are protected as monuments of national importance.

The former synagogues are either destroyed or abandoned, including one that was reconstructed into a sport hall by the authorities of the Lithuanian Soviet Socialist Republic.
The first church was probably built in 1398 by Grand Duke Vytautas. It was one of the first churches built in Lithuania after the Christianization of Lithuania in 1385. It is suggested that the church was burned during the Lithuanian Civil War (1431–1435). It was rebuilt on another site. About 1500 a second church was built in the southern part of the town. Likely both churches burned down during the Muscovite invasion. A small poor church was rebuilt, but before it could be improved it was burned by the Swedes. In 1707, a wooden church was built with a two-story tower and three-story belfry. By the 1770s, it was falling apart and needed reconstruction. The construction included the rectory and a wooden parish school. In 1845 a plan was drafted by historian Teodor Narbutt for a new brick church in neoclassical style. The construction was finished in 1852 and the church preserves its basic design to this day. The church, built of field stones, has a portico with six Doric columns. It is accompanied by a four-story belfry with a Baroque cap. The church lost its tower. The plain exterior is contrasted with the interior, decorated in light Baroque style. Three paintings, housed in the church, are protected as monuments of national importance.
The former synagogues are either destroyed or abandoned, including one that was reconstructed into a sport hall by the authorities of the Lithuanian Soviet Socialist Republic.
Eišiškės