Schloss Wildenstein, first mentioned in 1301, is a majestic estate located in the municipality of Veltheim in the canton of Aargau, Switzerland.

It encompasses a plot of 12,013 square meters with splendid gardens and offers an impressive usable area of about 2,100 square meters, distributed across 63 rooms. The castle has undergone extensive renovations, carefully preserving its historical charm while integrating modern amenities without compromising its architectural integrity. It is ideally suited as a luxurious private residence, museum, restaurant, or event venue for cultural occasions.

Situated close to other significant historical landmarks like Schloss Wildegg, Schloss Lenzburg, and the Habsburg, it further highlights the cultural importance of the region. Schloss Wildenstein is under cantonal protection, providing a unique opportunity to preserve an important cultural heritage while enjoying a prestigious setting in a scenic environment.