The district was established in 1972 by merging the former districts of Kaufbeuren, Marktoberdorf and Füssen.

Geography

"Ostallgäu" literally means "Eastern Allgäu". The term Allgäu is applied to the part of the Alps located in Swabia and their northern foothills.

The district extends from the crest of the Alps to hilly countryside in the north.