Castro Valley is located in California. Castro Valley, California has a population of 63,536. Castro Valley is more family-centric than the surrounding county with 32% households with children. The county percentage for households with children is 30%.
The median household income in Castro Valley, California is $102,975. The median household income for the surrounding county is $96,872 compared to the national median of $61,963. The median age of people living in Castro Valley is 43 years.
The average high temperature in July is 75.2 degrees, with an average low temperature in January of 41.7 degrees. The annual precipitation is 26.3.