What are the odds that you'll be safer in Sunnyvale, California compared to other areas of California, as well as the rest of America? When it comes down to it, is Sunnyvale safe? In the graphs above, it shows that Sunnyvale is safer than 69% of California cities, and 47% compared to all other cities across America. These statistics are calculated by taking a closer look at each city's crime rate in California, as well as the rest of the US. It is then determined which cities see less crime than Sunnyvale. At this time, Sunnyvale sees a below average rate of crime in comparison to other United States cities.