Kläckeberga Church, Medieval fortified church in Kalmar Municipality, Sweden

Kläckeberga Church is a medieval stone church north of Kalmar with three levels: a cellar, the church hall, and an upper room called the sal. The choir, with a rounded end and tower-like top, dates from the 1690s. The south doors sit unusually high, their thresholds level with the floor inside.

The church was probably built in the 13th century as a residence attached to a farm, with the middle level serving as the church hall from the start. It was burned by Danish forces in 1611 during the Kalmar War, which destroyed all older furnishings. The present chancel dates from the 1690s, and the medieval stone vaults were replaced by painted wooden vaults in 1760.

The 1616 altarpiece was painted by the German artist Herman Hahn and originally hung in Storkyrkan in Stockholm before coming to Kläckeberga. The church also holds a rococo pulpit carved by Jonas Berggren in 1764 and ceiling paintings by Anders Georg Wadsten from 1766.

The original defensive elements such as multiple earthwork walls and moats are visible and accessible around the grounds. The site is easy to reach on foot and the church is in a well-maintained condition for exploration.

The upper floor, called the salen, has several man-height window openings that suggest it once served as a ceremonial hall in a palace; another theory holds they were firing slits. The salen was later divided into smaller rooms with small windows, possibly when the church was adapted for defensive use in the late Middle Ages.