As an outstanding expression of a significant ethnic and mining workforce, the house became notable under criterion A.

It is noteworthy under criterion C as well, because the Comstock Mining District is an example of the vernacular architecture used for an average working-class house.

It contains a steeply-pitched, gabled roof that unites simple elements of the Italianate and Greek-Revival styles.

A blacksmith from County Cork, Ireland named Timothy Francis McCarthy brought his nephew with him to use him as a helping hand for the construction work of his house.

In 1986, Timothy's grandson John McCarthy came to live in the house and made some modifications which include the installation of electricity and indoor plumbing, finishing the second story, and rear addition.