Ione Valley serves as the geographic heart of this Amador County region, where the city of Ione is established at the confluence of Mule Cr and Sutter Cr. The landscape is a mosaic of agricultural and industrial history, evidenced by the presence of Greenstone Winery and Jackson Valley Vineyard alongside specialized settlements like Firebrick. Genealogists will find the Catholic Cem and Ione Protestant-Community Cem near the town center particularly significant for tracing local family histories. To the south, the terrain transitions into the Jackson Valley, punctuated by landmarks such as Buena Vista Peaks and the expansive Camanche Reservoir. Small aviation hubs like Camanche Skypark and Howard Airport illustrate the modern accessibility of these rural valleys, while the Ione Canal highlights the area's long-standing water management needs.
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1889 · Jackson
USGS Topo · 1:125,000
1892 · Jackson
USGS Topo · 1:125,000
1894 · Lodi
USGS Topo · 1:125,000
1897 · Jackson
USGS Topo · 1:125,000
1902 · Jackson
USGS Topo · 1:125,000
1909 · Carbondale
USGS Topo · 1:31,680
1909 · Goose Creek
USGS Topo · 1:31,680
1909 · Clements
USGS Topo · 1:31,680
1939 · Bellota
USGS Topo · 1:62,500
1941 · Sutter Creek
USGS Topo · 1:62,500