Philadelphia, Pa.

2011 U.S. Census estimated population: 1.53 million Homicides from Jan. 1 through March 31, 2013: 54 Homicide rate per 100,000 residents: 3.52 Philadelphia has seen a rise in its annual homicide totals since 2009, when it recorded 302 homicides, according to statistics posted on... Murat Taner / Getty Images
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