Rapid City, SD vs Somerville, MA

Somerville is safer with a higher safety score by 15 points. Rapid City, SD has a safety score of 57/100 while Somerville, MA has 72/100, based on FBI Uniform Crime Report data.

Rapid City, SD has a violent crime rate of 718.9 per 100,000 residents, while Somerville, MA has 221.4 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 1698.8 per 100,000 in Somerville, MA. 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, Somerville 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.