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Sonora in Tuolumne County, California — The American West (Pacific Coastal)
 

Tuolumne County Jail

1857 – 1960

 
 
Tuolumne County Jail Marker image. Click for full size.
Photographed by Syd Whittle, June 13, 2010
1. Tuolumne County Jail Marker
Inscription.
Following a grand jury indictment terming the current county jail a “public nuisance,” this site was acquired by the Board of Supervisors and a new jail constructed in 1857. The original building burned on December 20, 1865, taking the life of inmate Tom Horn who had started the fire in his cell.

Using some salvaged material from the prior jail, the present structure was completed in 1866. Quarters for the jailer were added to the front at a later date, and the jail served the County of Tuolumne until 1960 when the county justice building on the adjacent lot to the north was erected and this building dedicated as the County Museum.
 
Erected 1973 by Tuolumne County Board of Supervisors and the Tuolumne County Historical Society. (Marker Number 3.)
 
Topics. This historical marker is listed in these topic lists: Government & PoliticsNotable Buildings. A significant historical year for this entry is 1857.
 
Location. 37° 59.022′ N, 120° 23.131′ W. Marker is in Sonora, California, in Tuolumne County. It can be reached from West Bradford Avenue west of Lower Sunset Drive, on the right when traveling west. Marker is
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mounted on the front Tuolumne County Museum and History Center. Touch for map. Marker is at or near this postal address: 158 W Bradford Ave, Sonora CA 95370, United States of America. Touch for directions.

Regionally, this marker is in California’s Sierra Nevada. It is also in the American Mountain West. Globally, it is in North America, on the Ring of Fire, in the Pacific Rim, in the Western Hemisphere, in the Western World, and in the Anglosphere. Historically, it finds itself in what was once New Spain and also Mexico’s Alta California.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Jedediah Strong Smith (a few steps from this marker); Tuolumne County Courthouse (about 700 feet away, measured in a direct line); Tuolumne County Albert N. Francisco Building (about 700 feet away); Site of the First Office of The Union Democrat (about 800 feet away); Bradford Building (approx. 0.2 miles away); Veterans Memorial Building (approx. 0.2 miles away); First Home of Wells Fargo & Company in Sonora (approx. 0.2 miles away); Original Site of the Sonora Daily (approx. 0.2 miles away).
Front of Building Displaying Markers image. Click for full size.
Photographed by Syd Whittle, June 13, 2010
2. Front of Building Displaying Markers
This marker is the far left marker seen next to the window. The Donald Inch Segerstrom Memorial Plaque is to the left of the door and the National Register of Historic Places plaque is to the right of the door.
Touch for a list and map of all markers in Sonora.
 
Also see . . .  Tuolumne County Jail. Tom Horn, a miner from nearby Columbia, who on December 20 of 1865, raised a little too much havoc in the local saloons was locked up for the night. He set a fire in his cell that resulted in the destruction of the jail and his cremation. [Not the famous outlaw Tom Horn] (Submitted on June 27, 2010.) 
 
Jail Cell Windows image. Click for full size.
Photographed by Syd Whittle, June 13, 2010
3. Jail Cell Windows
View of building and jail cell windows seen from Lower Sunset Drive.
Tuolumne County Museum and History Center image. Click for full size.
Photographed by Syd Whittle, June 13, 2010
4. Tuolumne County Museum and History Center
Donald Inch Segerstrom image. Click for full size.
Photographed by Syd Whittle, June 13, 2010
5. Donald Inch Segerstrom
1919-1973. Editor, historian, and miner. He brought light to the past and warmth to the present. This marker is placed as a memorial this 17th day of November 1973, Matuca Chapter E Clampus Vitus
National Register of Historic Places image. Click for full size.
Photographed by Syd Whittle, June 13, 2010
6. National Register of Historic Places
 
 
Credits. This page was last revised on June 1, 2026. It was originally submitted on June 16, 2010, by Syd Whittle of Mesa, Arizona. This page has been viewed 1,466 times since then and 30 times this year. Last updated on May 29, 2026, by Liam Williams of Irvine, California. Photos:   1, 2, 3, 4, 5, 6. submitted on June 16, 2010, by Syd Whittle of Mesa, Arizona. • Devry Becker Jones was the editor who published this page.
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Aug. 6, 2026