Compared to the other cities in California and cities in all other U.S. states, how safe is Buena Park, CA? From the gauges displayed above, you will notice that Buena Park, CA has been ranked safer than 43% of other cities in the state of California. In addition, Buena Park, CA is safer than 34% of cities in the entire United States. To achieve these results, all California and United States cities were analyzed to determine how many locations had a lower crime rate than Buena Park, CA. By studying this data, it was possible to determine that Buena Park, CA is below average in safety when compared with other United States cities.