Eggerding is a municipality in the district of Schärding in the Austrian state of Upper Austria. Eggerding lies in the Innviertel. About 10 percent o…Eggerding is a municipality in the district of Schärding in the Austrian state of Upper Austria. Eggerding lies in the Innviertel. About 10 percent of the municipality is forest, and 79 percent is farmland.