Alta Hill, California

Nevada Irrigation District (NID) is an agency in Northern California that supplies water for much of Nevada County and portions of Placer and Yuba Counties. The water is used for irrigation, municipal and domestic purposes. It was established in 1921. The Nevada Irrigation District owns and operates a system of ten reservoirs, many part of the Yuba-Bear Hydroelectric Project. These include: Bowman Reservoir, 68,510 acre-feet (84,510,000 m3) Combie Reservoir, 5,555 acre-feet (6,852,000 m3) Faucherie Reservoir, 3,980 acre-feet (4,910,000 m3) French Lake Reservoir, 13,800 acre-feet (17,000,000 m3) Jackson Lake Reservoir, 1,130 acre-feet (1,390,000 m3) Jackson Meadows Reservoir, 69,205 acre-feet (85,363,000 m3) Rollins Reservoir, 65,988 acre-feet (81,395,000 m3) Sawmill Reservoir, 3,030 acre-feet (3,740,000 m3) Scotts Flat Reservoir, 48,547 acre-feet (59,882,000 m3) The district also has seven hydroelectric plants. Unlike many of California's irrigation districts, it is not an electrical utility.

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).

The Holbrooke Hotel is located in Grass Valley, California, USA. It is notable as the oldest hotel that has been in continuous operation in California's Mother Lode. The hotel was built in 1862 in mid-19th century Mother Lode masonry architectural style, and incorporated the Golden Gate Saloon which has been in continuous operation since 1852.

Mount Saint Mary's Convent and Academy, originally the Sacred Heart Convent and Holy Angels Orphanage and previously Mount St. Mary's Convent and Orphan Asylum, and also known as Mount Saint Mary's Academy and Convent, is the only extant original orphanage in California and commemorates the Sisters of Mercy, in Grass Valley, Nevada County, California.The Gothic Revival Style Victorian building with Georgian Revival accents currently houses the Grass Valley Museum, at 410 South Church Street between Chapel and Dalton Streets, Grass Valley.

The Home of Lola Montez is located in downtown Grass Valley, California at 248 Mill Street. Lola Montez, the internationally known singer and dancer, moved here in 1853, and this is the only home she ever owned.

The Home of Lotta Crabtree is located in downtown Grass Valley, California at 238 Mill Street.

Gold Hill in Grass Valley, California, was the site of one of the first discoveries of quartz gold in California. While quartz gold was also found in other areas of Nevada County, California during the same time, it is this find near Wolf Creek that led to quartz-mining frenzy and subsequent creation of the Gold Country quartz-mining industry. The location is honored as a California Historical Landmark.

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.

The Grass Valley Public Library (renamed the Grass Valley Library-Royce Branch) is a Carnegie library and on the National Register of Historic Places. Located in Grass Valley, California and a part of the Nevada County Library System, it is open Tuesday through Saturday.

Grass Valley is a city in Nevada County, California, United States. Situated at roughly 2,500 feet (760 m) in elevation in the western foothills of the Sierra Nevada mountain range, this northern Gold Country city is 57 miles (92 km) by car from Sacramento, 64 miles (103 km) from Sacramento International Airport, 88 miles (142 km) west of Reno, and 143 miles (230 km) northeast of San Francisco. As of the 2010 United States Census, its population was 12,860.

On April 19, 1865, Secessionists skirmished with 25 troopers of the 1st California Cavalry Battalion in Grass Valley, California in the wake of the assassination of Abraham Lincoln.

Grass Valley Charter School is a K–8 charter school in Grass Valley, California, USA, part of Grass Valley School District. It was the first charter school in that part of Nevada County.