Mount Saint Mary's Convent and Academy

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.

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.

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.

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.

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.

Boston Ravine is a former settlement in Nevada County, California. Boston Ravine is located 1 mile (1.6 km) south-southwest of Grass Valley. Its elevation is 2,339 ft (713 m) above sea level.

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.

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.

The Diocese of Grass Valley (Latin: Dioecesis Vallispratensis) now a titular see, was formerly a residential diocese of the Catholic Church located in northeastern California, United States. The diocese also included most of Nevada, and, early in its history, Utah and part of Colorado.

Grass Valley Pioneer Jewish Cemetery, also known as Shaar Zedek (English: Gate of Righteousness) is a no longer active Jewish cemetery founded in 1856 by the Hebrew Benevolent of Society of Grass Valley, and is located in Grass Valley, California, U.S. The last burial happened in 1891. It is a private site operated by the Commission for the Preservation of Pioneer Jewish Cemeteries and Landmarks in the West and is not open to the public.