Janesville is located in California. Janesville, California has a population of 1,298. Janesville is less family-centric than the surrounding county with 16% of the households containing married families with children. The county average for households married with children is 26.26%.
The median household income in Janesville, California is $71,511. The median household income for the surrounding county is $54,083 compared to the national median of $57,652. The median age of people living in Janesville is 50.8 years.
The average high temperature in July is 88.7 degrees, with an average low temperature in January of 23.1 degrees. The average rainfall is approximately 25.3 inches per year, with 13.6 inches of snow per year.
