 As a whole, however, the city's crime rate has decreased considerably from its 1980s peak in the 21st century.In 2017, there were 267 murders in Detroit - down from 303 in 2016.The violent crime rate of 2,057 per 100,000 was the second highest in the nation after St. Louis and roughly ten times the average rate of the suburban counties of metro Detroit which had violent crime rates below the national average of 394 per 100,000.