National Register of Historic Places
Shannon--Williamson Ranch
Antioch, Contra Costa County, California
The record
- Listed
- January 29, 1987
- Type
- Historic district
- Address
- RR 1/Lone Tree Way, Antioch
- County
- Contra Costa
- State
- California
- Period of significance
- 1875 to 1949
- Contributing resources
- 9 buildings, 2 structures, 1 site
- Coordinates
- 37.95242, -121.76456
- Reference number
- 87000003