About Janesville, CA
Janesville is located in California. Janesville, California has a population of 1,514. Janesville is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 26%.
The median household income in Janesville, California is $61,428. The median household income for the surrounding county is $45,727 compared to the national median of $50,013. The median age of people living in Janesville is 46.9 years.
The average high temperature in July is 88.4 degrees, with an average low temperature in January of 20.8 degrees. The annual precipitation is 13.44.
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