Tamarack Grange is an unincorporated community in Penn Township, St. Joseph County, in the U.S. state of Indiana.

[1] The community is part of the South Bend–Mishawaka IN-MI, Metropolitan Statistical Area.

A post office named Tamarack was established in 1837, but was soon discontinued, in 1838.

[2] The community was likely named after the tamarack larch.

This St. Joseph County, Indiana location article is a stub.