What is the average rent in Castro Valley, CA?Choose another area
The average rent in Castro Valley, CA, as of August 2025, is approximately $1094 per month for all property types. Rent prices can vary depending on the neighborhood and the type of rental property. Rent prices are influenced by factors like neighborhood popularity, proximity to amenities, and the overall housing market trends in the city.
Data is based on rental rates on sulekha.com. Last updated in August 2025.