Rapid City, SD vs Thornton, CO

Thornton is safer with a higher safety score by 11 points. Rapid City, SD has a safety score of 57/100 while Thornton, CO has 68/100, based on FBI Uniform Crime Report data.

Rapid City, SD has a violent crime rate of 718.9 per 100,000 residents, while Thornton, CO has 273.6 per 100,000. Lower rates indicate safer communities. The national average is approximately 380 per 100,000.

Rapid City, SD has a property crime rate of 3792.1 per 100,000, compared to 2835.8 per 100,000 in Thornton, CO. 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, Thornton 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.