Until the 1803 secularisation of Bavaria, Steingaden belonged to theSteingaden Abbey, established in 1147 byWelf VI,Margrave of Tuscany andDuke of Spoleto, and third son ofHenry IX, Duke of Bavaria. In the administrative reform of Bavaria in 1818, Steingaden became an independent municipality, while the formerly independent municipalities of Fronreiten, Lauterbach and Urspring were added to the municipality of Steingaden during the administrative reforms of the 1980s.
Wies Church (Wieskirche), a pilgrimage church built by the brothers, Dominic and John Baptist Zimmermann, between 1746 and 1754 in the Rococo style and recognized byUNESCO as aWorld Heritage Site
Welfen Church (Welfenmünster), built in 1176 in the Romantic style, now the parish church of the town