Sierra County is a county located in the U.S. state of California. As of the 2020 census, the population was 3,236, making it California's second-least populous county. The county seat is Downieville; the sole incorporated city is Loyalton. The county is in the Sierra Nevada, northeast of Sacramento on the border with Nevada.
Downieville is a census-designated place in and the county seat of Sierra County, California, United States. Downieville is on the North Fork of the Yuba River, at an elevation of 2,966 feet (904 m). The 2020 United States census reported Downieville's population was 290.
Hydraulic mining is a form of mining that uses high-pressure jets of water to dislodge rock material or move sediment. In the placer mining of gold or tin, the resulting water-sediment slurry is directed through sluice boxes to remove the gold. It is also used in mining kaolin and coal.
The Gold Country is a historic region in the northern portion of the U.S. state of California, that is primarily on the western slope of the Sierra Nevada. It is famed for the mineral deposits and gold mines that attracted waves of immigrants, known as the 49ers, during the 1849 California Gold Rush.
Malakoff Diggins State Historic Park is a state park unit preserving the largest hydraulic mining site in California, United States. The mine was one of several hydraulic mining sites at the center of the 1882 landmark case Woodruff v. North Bloomfield Mining and Gravel Company. The mine pit and several Gold Rush-era buildings are listed on the National Register of Historic Places as the Malakoff Diggins-North Bloomfield Historic District. The "canyon" is 7,000 feet (2,100 m) long, as much as 3,000 feet (910 m) wide, and nearly 600 feet (180 m) deep in places. Visitors can see huge cliffs carved by mighty streams of water, results of the mining technique of washing away entire mountains of gravel to wash out the gold. The park is a 26-mile (42 km) drive north-east of Nevada City, California, in the Gold Rush country. The 3,143-acre (1,272 ha) park was established in 1965.
State Route 49 is a north–south state highway in the U.S. state of California that passes through many historic mining communities of the 1849 California gold rush and it is known as the Golden Chain Highway. The highway's creation was lobbied by the Mother Lode Highway Association, a group of locals and historians seeking a single highway connect many relevant locations along the Gold Rush to honor the 49ers. One of the bridges along SR 49 is named for the leader of the association, Archie Stevenot.
The Yuba River is a tributary of the Feather River in the Sierra Nevada and eastern Sacramento Valley, in the U.S. state of California. The main stem of the river is about 40 miles (64 km) long, and its headwaters are split into three major forks. The Yuba River proper is formed at the North Yuba and Middle Yuba rivers' confluence, with the South Yuba joining a short distance downstream. Measured to the head of the North Yuba River, the Yuba River is just over 100 miles (160 km) long.
You Bet is a small unincorporated community in Nevada County, California. You Bet is located in the Sierra Nevada foothills, 7 miles (11.3 km) east of Grass Valley and 5.5 miles (8.9 km) northeast of Chicago Park.
Sierra City is a census-designated place in Sierra County, California, United States. The elevation of Sierra City is 4,147 feet (1,264 m), and the town is situated in the canyon of the North Yuba River on California State Route 49, twelve miles northeast of the county seat of Sierra County, Downieville. The population was 221 at the 2010 census.
Moore's Flat was a historic mining town located on the San Juan Ridge about 19 miles northeast of Nevada City and about 5 miles northeast of North Bloomfield. The town was about 1 mile south of the Middle Yuba at an elevation of about 4200 ft. On either side of it, lay the mining towns of Orleans Flat and Woolsey's Flat, each about I mile apart. All three were settled around 1851 and their histories frequently intertwine. Collectively, they are sometimes referred to as "The Flats." All three were part of Eureka Township.
Orleans Flat was a historic mining town located on the San Juan Ridge about 20 miles northeast of Nevada City and about 5 miles northeast of North Bloomfield. The town was about 1 mile south of the Middle Yuba at an elevation of about 4200 ft. To the west lay the mining towns of Moore's Flat and Woolsey's Flat, each about I mile apart. All three were settled around 1851 and their histories frequently intertwine. Collectively, they are sometimes referred to as "The Flats." All three were part of Eureka Township.
Woolsey's Flat was a historic mining town located on the San Juan Ridge, located about 17 miles northeast of Nevada City and about 3 miles northeast of North Bloomfield. The town was about 1 mile south of the Middle Yuba at an elevation of about 4200 ft. To the east lay the mining towns of Moore's Flat and Orleans Flat, each about I mile apart. All three were settled in 1851 and their histories frequently intertwine. Collectively, they are sometimes referred to as "The Flats. All three were part of Eureka Township.
Snow Point was a historic mining town in Nevada County, California on the San Juan Ridge about 2 miles east of Moore's Flat and about 6 miles west of Graniteville. It was located at an elevation of 4321 ft just off present day German Bar Road about midway between that road's intersections with present day Moore's Flat Road and Hagerty Road.
Alpha was a gold mining town in Nevada County, located about 2 miles southeast of the town of Washington, California and about 15 miles northeast of Nevada City, California. It lay at an elevation of 4120 feet, about 2 miles below the South Yuba River and just west of Scotchman Creek.
Blue Tent is a historic 19th century gold mining community located about six miles northeast of Nevada City, California.
Little York is the name of one of the first gold mining towns established in Nevada County, California as well as the name of the township in which it was situated. The town was located on the Lowell Ridge between Steephollow Creek and the Bear River, about 13 miles east of Nevada City, California and about 1 mile southwest of Dutch Flat, California at an elevation of about 2800 feet.
The Middle Fork American River is one of three forks that form the American River in Northern California. It drains a large watershed in the high Sierra Nevada west of Lake Tahoe and northeast of Sacramento in Placer and El Dorado Counties, between the watersheds of the North Fork American River and South Fork American River. The Middle Fork joins with the North Fork near Auburn and they continue downstream to Folsom Lake as the North Fork, even though the Middle Fork carries a larger volume of water.
Chalk Bluff is the name of the ridge which lies between Greenhorn and Steephollow Creeks in Nevada County, California. It runs in a northeasterly direction for about 10 miles, and sits atop a "lead" of auriferous gravel, which intersects the fabled "Blue Lead" which runs from the San Juan Ridge through Red Dog and You Bet towards Placer County. It was also briefly the name for the mining camp that grew into the important town of Red Dog, then the name for a mining camp east of Red Dog. It received its name from the prominent chalk bluffs on the Ridge.
Remington Hill is a historic mining camp in Nevada County, California which prospered in the second half of the 19th century. It was named for Caleb Remington, a prominent local miner who lived mostly in neighboring Little York, where he died in 1865. It lay at an elevation of 4052 feet. It was situated around present Chalk Bluff Road about one mile south of Highway 20 and about 5.5 miles southeast of the town of Washington and 6 miles northeast of Dutch Flat, as the crow flies.
Robert Lewis Byington was a Democratic politician who served on the Sierra County Board of Supervisors (1867–1870) and (1875–1877), and California State Assembly, 24th District (1877–1878). Byington was one of the early pioneers of Sierra County, California. He was baptized as Robert Lewis Byington on August 27, 1820, by Rev. Heman R. Timlow.
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