Saint John's Catholic Cemetery is located within the Marshall Gold Discovery State Historic Park. There are 80-100 known graves at this cemetery, and the oldest headstone is dated 1861. Many of the original grave markers were made of wood and have been lost, however stone markers still remain.

Saint John's Catholic Cemetery is located near the Pioneer Cemetery. The Saint John's Catholic Cemetery is smaller than the Pioneer Cemetery, and was the burial site for several large families in Coloma such as the Luneman, Gallagher, Bayne, and McDonald families. The most recent burial was in 1973 for Fred Chris Luneman.