Here are the 10 states with the highest homicide rates: Louisiana - 12.4 per 100k. Missouri - 9.8 per 100k. Nevada - 9.1 per 100k. Maryland - 9 per 100k. Arkansas - 8.6 per 100k. Alaska - 8.4 per 100k. Alabama - 8.3 per 100k. Mississippi - 8.2 ALL RED STATES