Hochburg-Ach is a municipality in the district of Braunau am Inn in the Austrian state of Upper Austria.

Geography

Hochburg-Ach lies in the Innviertel on the Germany border, directly opposite the Bavarian town of Burghausen. It lies east of the Salzach. About 42 percent of the municipality is forest and 52 percent farmland.

Notable people

• Franz Xaver Gruber (1787–1863), primary school teacher, church organist and composer was born here.