2026 Compare Cities Education:
Castro Valley, CA vs San Tan Valley, AZ

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Highlights
- San Tan Valley spends 43.5% less per student than Castro Valley.
- The Student Teacher Ratio is 10.3% lower in San Tan Valley than in Castro Valley. (lower means fewer students in each classroom).
- San Tan Valley had 1.9% more residents who had graduated High School compared to Castro Valley
 Castro Valley, CASan Tan Valley, AZUnited States
 Expend. per Student  Unlock$10,044$15,905
 Educ. Expend. per Student$13,323  Unlock$13,142
 Instr. Expend. per Student  Unlock$4,280$7,999
 Pupil/Teacher Ratio21.61  Unlock16.23
 Students per Librarian  Unlock73694573
 Students per Counselor603  Unlock530
 Grade School Educ.  Unlock2.7%4.8%
 Some High School Educ.3.8%  Unlock6.3%
 High School Educ.  Unlock92.7%88.9%
 Some College Educ.20.4%  Unlock20.0%
 2 yr College Grad.  Unlock12.6%8.7%
 4 yr College Grad.42.7%  Unlock33.7%
 Masters Grad.  Unlock4.6%9.3%
 Professional Degree2.5%  Unlock2.2%
 Doctorate Degree  Unlock0.7%1.5%
Reviews for Castro Valley    7 Reviews

CURMUDGEON - THANK YOU for your post. The most important part of your comment is your second paragraph. "Hodge-Podge" is the correct word for a lot of Castro  More

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Over 12 years ago

Kind of rural but close to Oakland and San  More

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Castro Valley is the largest unincorporated "city" in the Bay Area. Over the years, several attempts have been made to incorporate, but they have all been defeated at  More

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Reviews for San Tan Valley    2 Reviews

Over 7 years ago

I’ve lived here for nearly two years now. I find it to be a great place to live with a few drawbacks. 1.) There is no highway access and results in messy traffic  More

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Over 9 years ago

This place is AWFUL what a mistake we made! Schools are crap & constantly begging for supplies, traffic gets worse by the day as they continue to throw up subdivisions,  More

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