The Johnston House is open to visitors the third Saturday of each month (January - September) from 11 a.m. to 3 p.m. It is closed October, November and December.
The house is located at 100 Higgins Canyon Road, Half Moon Bay.
Group tours can be arranged by calling 650-726-0329.
The Johnston House is located just south of the City of Half Moon Bay on the east side of Highway 1 approximately one mile south of the intersection of Highway 92 and Highway 1. Use the appropriate turn lane at the traffic light labeled "Main St.". Proceed eastward to the property entrance.
The house will be visible on the right (unless there's dense fog, of course).