California Historical Landmarks in Napa County
California Historical Landmark 547
Site of Chiles Grist Mill
Chiles Pope Valley Road at Lower Chiles Valley Road
Chiles Valley
Built 1845
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Joseph Ballinger Chiles, who first came to California in 1841. He erected the mill on Rancho Catacula 1845-46. The first American flour mill in Northern California, the mill was still in use in the 1880s. Chiles served as a vice president of the Society of California Pioneers, 1850-53.
Historical Landmark No. 547
Plaque erected by the Society of California Pioneers in cooperation with the California State Park Commission.
July 7, 1956
The plaque lies almost hidden from view in tall grass at the top of an embankment on a quiet stretch of the beautiful Pope Valley Road.