Castle Rock, CO vs Simi Valley, CA

Castle Rock is safer with a higher safety score by 12 points. Castle Rock, CO has a safety score of 93/100 while Simi Valley, CA has 81/100, based on FBI Uniform Crime Report data.

Castle Rock, CO has a violent crime rate of 35.7 per 100,000 residents, while Simi Valley, CA has 129.1 per 100,000. Lower rates indicate safer communities. The national average is approximately 380 per 100,000.

Castle Rock, CO has a property crime rate of 938.2 per 100,000, compared to 923.8 per 100,000 in Simi Valley, CA. Property crimes include burglary, theft, and motor vehicle theft.

Safety scores range from 0-100, combining violent crime rates, property crime rates, and population data from the FBI UCR. Higher scores mean safer cities. Grades: A (80+), B (65-79), C (50-64), D (40-49), F (below 40).

Based on crime data alone, Castle Rock is safer. However, safety is just one factor — also consider cost of living, job market, schools, and quality of life. Visit our city pages for more details on each.