It is a part of the municipality of Buren, and lies about 3 km north of Tiel.

[3] It was first mentioned in 1139 as Sovlen, and means "settlement along the river Zoel".

In 1362, Arnold van Soelen submits to the Duke, and rebuilds the castle.

[7] In 1574, the castle is burnt to ground to prevent it falling into Spanish hands.

[5] In 1992, the castle and the 157 hectares (390 acres) park became property of the State who transferred it to Staatsbosbeheer.