阿伦特施泰格（德语：Allentsteig）是奥地利下奥地利州茨韦特尔县的一个市镇。总面积71.64平方公里，总人口1995人，人口密度27.8人/平方公里（2012年）。

• 下奥地利州市镇列表

Allentsteig is a municipality in the district of Zwettl, in Lower Austria, Austria.

Just outside Allentsteig there is a German World War II cemetery with almost 3,900 graves. Mainly German soldiers who were killed in the final battles of World War II - trying to prevent the Russian advances into Austria and Germany. The cemetery is located just outside an Austrian military training facility.