It is located on both sides of the Thur river between the Speer and Stockberg and from the Silberplatten in the Säntis range over the Schwägalp Pass to Mistelegg.
He would seem to have been born at Jonschwyl on the River Thur, south of Wil, in the modern canton of Saint Gall in Switzerland; some sources claim Elgg to be his place of birth.