Spring Valley is located in California. Spring Valley, California 91978has a population of 30,421. Spring Valley 91978 is more family-centric than the surrounding county with 32.5% households with children. The county percentage for households with children is 29%.
The median household income in Spring Valley, California 91978 is $74,239. The median household income for the surrounding county is $83,628 compared to the national median of $66,222. The median age of people living in Spring Valley 91978 is 37.4 years.
The average high temperature in July is 83.6 degrees, with an average low temperature in January of 45.7 degrees. The annual precipitation is 13.75.