Patch is the name of a large island to the west of Vale. It is also the location of Signal Academy and where Yang Xiao Long and Ruby Rose were raised.

Patch is relatively secluded and contains gray forests that Yang ventured through, bringing Ruby along with her when they were very young in an effort to learn more about her missing mother.

These forests are known to contain Beowolves and Ursai. It is unknown if any other species of Grimm reside there.