Mississippi had highest homicide rate in 2020, but reported the most incomplete homicide data to the FBI

Over half of law enforcement agencies reported no data

85.2% of American law enforcement agencies reported data on homicides to the FBI in 2020.

Mississippi had the highest homicide rate in the nation in 2020, according to the CDC. However, this is the state with the fewest percentage of law enforcement agencies reporting data on homicides to the FBI.

These are the states where the fewest percentage of law enforcement agencies submit homicide data to the FBI:

Alabama: 82.6%
Georgia: 60.7%
Louisiana: 73.9%
Illinois: 71.3%
Indiana: 61.4%
Mississippi: 45.0%
North Carolina: 70.8%
Ohio: 71.1%
Pennsylvania: 62.8%
West Virginia: 57.7%

Jackson, MS had the highest homicide rate of any American city with 100k or more residents in 2020.