2026 Compare Cities Crime:
Sunnyvale, CA vs Castro Valley, CA

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Highlights
- Castro Valley has 28% more violent crime than Sunnyvale.
- Castro Valley has 21% more property crime than Sunnyvale.
 Sunnyvale, CACastro Valley, CAUnited States
 Violent Crime  Unlock16.422.7
 Property Crime25.3  Unlock35.4

Crime is ranked on a scale of 1 (low crime) to 100 (high crime)

Reviews for Sunnyvale    14 Reviews

At this point, I would only recommend moving to silicon valley for the job market. Sure, the weather is great and the restaurants offer huge variety. But the costs of  More

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Like previous reviewer, tech company's tyranny over city gov and quality of living has negatively impacted a fantastic place to live. Climate, while super, is grossly  More

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I've lived here for 40 years. While the weather is fabulous, For the past ten years of high density housing mostly needed to house thousands of a young up coming tech  More

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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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Cities with the Least Crime Near Sunnyvale, CaliforniaCrime Index
 Burbank CDP (Santa Clara County), CA 
 Monte Sereno, CA10.9
 Los Altos Hills, CA11.9
 Los Altos, CA14.6
 Saratoga, CA14.95
 Loyola, CA15.05
 Cupertino, CA17.15
 Morgan Hill, CA18.25
 Sunnyvale, CA18.55
 Lexington Hills, CA18.75

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