Casey Corner, California

Penn Valley is a census-designated place (CDP) in Nevada County, California. The population was 1,621 at the 2010 census, up from 1,387 at the 2000 census.

Indian Springs is a small set of springs after which a nearby mining settlement was named in the 19th century, in Nevada County, California, located near Rough and Ready. It had a post office from 1858 to 1871, and again from 1892 until 1893. Indian Springs was listed on a map as of 1949.

Lake Wildwood is a census-designated place (CDP) in Nevada County, California, United States. The population was 4,991 at the 2010 census, up from 4,868 at the 2000 census. Lake Wildwood is mainly a gated community and news about the CDP is published in a twice a month newspaper, The Wildwood Independent. Local businesses and residences are listed in the annual "Penn Valley Area Directory" published by "Pine Tree Press".

Rough and Ready is a census-designated place in Nevada County, California, United States. It is located west of Grass Valley, California, approximately 62 miles (100 km) from Sacramento. The population was 963 at the 2010 census. It has frequently been noted on lists of unusual place names.

Bitney Corner is an unincorporated community in Nevada County, California. It lies at an elevation of 2356 feet (718 m). Bitney Corner is located 2.5 miles (4.0 km) west-northwest of Grass Valley.

Sunset View is a former settlement in Nevada County, California, located near Grass Valley. It was listed on an official map as of 1949.The 150 ft (46 m) long Sunset View Reservoir is located near the northeast end of the settlement.

Newtown (formerly, Sailor Flat, Newton and Sailors Flat) is an unincorporated community in Nevada County, California. It lies at an elevation of 2113 feet (644 m). Newtown is located 4.5 miles (7.2 km) west of Nevada City.Sailors discovered gold there, whence the name Sailors Flat.

Bridgeport (also: Nyes Landing and Nye's Crossing) is a former settlement on the Yuba River in Nevada County, California, 2 mi (3.2 km) from the town of French Corral. Its elevation is 567 ft (173 m) above sea level.It is notable for the Bridgeport Covered Bridge, a national and state historic landmark, used as a pedestrian crossing over the South Yuba River. The South Yuba River State Park is adjacent.

South Yuba River State Park is located along the South Fork of the Yuba River in the Sierra Nevada, within Nevada County, in Northern California.

The Bridgeport Covered Bridge is located in Bridgeport, Nevada County, California, southwest of French Corral and north of Lake Wildwood. It is used as a pedestrian crossing over the South Yuba River. The bridge was built in 1862 by David John Wood. Its lumber came from Plum Valley in Sierra County, California. The bridge was closed to vehicular traffic in 1972 and pedestrian traffic in 2011 due to deferred maintenance and "structural problems".On June 20, 2014, California Gov. Jerry Brown signed budget legislation that included $1.3 million for the bridge's restoration. The work was slated to be done in two phases—near-term stabilization followed by restoration. The bridge reopened to pedestrians in November 2021 following completion of the restoration work.The Bridgeport Covered Bridge has the longest clear single span of any surviving wooden covered bridge in the world.

Mooney Flat was an important mining and transportation hub in western Nevada County, California, just east of the Yuba County line. It was situated on modern Mooney Flat Road, about 1 mile north of modern Highway 20, at an elevation of about 800 ft. Mooney Flat lies at the western end of the auriferous channel that runs down the San Juan Ridge. The channel disappears past French Corral and then reappears around Mooney Flat for a few miles, encompassing the communities, from east to west, of Mooney Flat, Sucker Flat, Smartsville and Timbuctoo, Smartsville was the principal town and still exists today. It is often hard to separate the history of Mooney Flat from the history of Smartsville. While the boundary drawn between Nevada County and Yuba County put Smartsville in Yuba County and Mooney Flat in Nevada County, in ensuing years, the Smartsville residents petitioned unsuccessfully to become part of Nevada County.

The Oaks is an unincorporated community in Nevada County, California. The Oaks is located 1 mile (1.6 km) west of Grass Valley. It lies at an elevation of 2549 feet (777 m).