Dating gras valley
The median income for a household in the city was $28,182, and for a family was $33,220.Males had a median income of $32,568 versus $21,915 for females. About 12.9% of families and 14.9% of the population were below the poverty line, including 20.0% of those under age 18 and 6.3% of those age 65 or over.
Grass Valley, which was originally known as Boston Ravine and later officially named Centerville, dates from the California Gold Rush, as does nearby Nevada City.The racial makeup of Grass Valley was 11,493 (89.4%) White, 208 (1.6%) Native American, 188 (1.5%) Asian, 46 (0.4%) African American, 9 (0.1%) Pacific Islander, 419 (3.3%) from other races, and 497 (3.9%) from two or more races.Hispanics or Latinos of any race were 1,341 persons (10.4%).When a post office was established in 1851, it was renamed Grass Valley the following year for unknown reasons. Grass Valley is the location of the Empire Mine and North Star Mine, two of the richest mines in California.George Starr, manager of the Empire Mine, and William Bowers Bourn II, the mine owner, donated mine property which became Memorial Park.reported that Grass Valley had a population of 12,860.
The population density was 2,711.3 people per square mile (1,046.8/km²).
Many of those who do not commute to the Sacramento Valley, work locally in retail, wholesale, trade, engineering, manufacturing, construction, and other businesses, as well in various levels of local and state government.
A significant number of high-tech electronics companies are in the area.
A variety of igneous and metamorphic rock supports Grass Valley.
Granitic rock such as quartz diorite underlies the downtown core and extends south along Highway 49.
Many of them specialized in pumping the water out of very deep mining shafts.