Washington (originally, Indiana Camp) is a census-designated place located in Nevada County, California. Washington is located on the banks of the South Yuba River and has a population of approximately two hundred people. There is a hotel/bar and restaurant, grocery store, a one-room schoolhouse that has educated students continuously for one hundred years, and two trailer park campgrounds. The elevation is . The population was 185 at the 2010 census. According to the 2020 census, the population was 137 with a median age of 61.7. The population fluctuates seasonally and the town businesses rely on the tourist trade as the population increases in the summer. It was settled during the California Gold Rush in 1849 and produced a large amount of placer gold. Hard rock mines were established soon afterword and were very productive. Washington is the only settlement in the vicinity to have survived to this day. There remains today much evidence of placer gold mining, hydraulic mining, and hard-rock mining. During the mining period, many Chinese lived there. Washington's biggest businesses are its two campsites, Little Town Campground (formerly Gene's Pine Aire Campground) and the River Rest, which has been in business since the 1960s through different owners. Filmmaker Sara Ross-Samko is making a feature-length documentary portrait of the town. The ZIP Code is 95986. The community is inside area code 530. History The place was founded in 1849 by miners from Indiana and was originally named Indiana Camp. It was renamed Washington in 1850. The Washington South Yuba post office operated here from 1852 to 1854. The Washington post office opened in 1862. Geography According to the United States Census Bureau, the CDP covers an area of , all of it land. Demographics The 2010 United States Census reported that Washington had a population of 185. The population density was . The racial makeup of Washington was 166 (89.7%) White, 1 (0.5%) African American, 4 (2.2%) Native American, 0 (0.0%) Asian, 0 (0.0%) Pacific Islander, 4 (2.2%) from other races, and 10 (5.4%) from two or more races. Hispanic or Latino of any race were 11 persons (5.9%). The Census reported that 169 people (91.4% of the population) lived in households, 16 (8.6%) lived in non-institutionalized group quarters, and 0 (0%) were institutionalized. There were 90 households, out of which 11 (12.2%) had children under the age of 18 living in them, 21 (23.3%) were opposite-sex married