[1] It is located on State Highway 79 where it crosses Coleman Creek, about four miles west of Julian.

He also established the Emily City mining town site.

The San Diego Union reported on February 17, 1870 that the camp had 75 miners inhabiting it.

On March 17, following the discovery of the Washington Mine, it reported Coleman City consisted of a dozen tents with a population of 150 men, many sleeping on the ground in the open.

[3][4][5] After the discovery of the lode gold deposits near Julian the Julian Mining District was formed and with the depletion of the placer deposits, Coleman City was abandoned.