The Carson Mansion is a grand Victorian mansion that stands majestically with intricate architectural details, constructed from 1884 to 1886 and located in Old Town, Eureka, California. Regarded as one of the premier examples of Queen Anne Style architecture in the United States, the house is "considered the grandest Victorian home in America. It is one of the most written about and photographed Victorian houses in California and possibly also in the United States.

Originally the home of William Carson, one of Northern California's first major lumber barons, it has been a private club since 1950. The house and grounds are not open to the public. It is owned and occupied by the private Ingomar Club.

Located in Eureka, California, USA