On 1 August 1891, the convention of senior members decided to build a fraternity house.
The association of senior members bought property for 12,000 German gold mark in the old town of Heidelberg (Klingentorstrasse 10).
Construction under architect Friedrich Müller (de) totalled at 25,000 mark and was completed on 14 January 1893.
In 1907, the Western part of the house was expanded under architect Frank Sales Kuhn.

After Germany's capitulation, US forces seized the house and used it as an officer's mess.
Later, US authorities handed the house to Heidelberg University whose president Karl Geiler handed it back to Leonensia on 18 July 1949.
On 1 August 1891, the convention of senior members decided to build a fraternity house. The association of senior members bought property for 12,000 German gold mark in the old town of Heidelberg (Klingentorstrasse 10). Construction under architect Friedrich Müller (de) totalled at 25,000 mark and was completed on 14 January 1893. In 1907, the Western part of the house was expanded under architect Frank Sales Kuhn.
After Germany's capitulation, US forces seized the house and used it as an officer's mess. Later, US authorities handed the house to Heidelberg University whose president Karl Geiler handed it back to Leonensia on 18 July 1949.
Leonensia