Steinakirchen am Forst is a municipality in the district of Scheibbs, in the Austrian state of Lower Austria. It is located in the western part of Lower Austria, in the region known as the Mostviertel.
The municipality is situated in a rural area of the Alpine foothills. As with other municipalities in the district of Scheibbs, it is administratively part of the state of Lower Austria, one of the nine federal states of Austria.