“The U.S. murder rate fell to approximately 5.0 per 100,000 people in 2024, returning to pre-pandemic levels”
美国人口3.4亿，说明美国一年谋杀案大约1.5万件。
芝加哥COUNTY一年总谋杀才800多人。
洛杉矶COUNTRY一共1千万人，总谋杀案也差不多一千件。
”
Cook County (including Chicago)
- Population: The most populated county in the US, home to Chicago and its metropolitan area.
- Homicides (2023): 805, the highest in the nation.
- Murder Rate (2023): 15.8 per 100,000 people. “
LA County
- 2022: 9.9 homicides per 100,000 residents.
- Recent data: Another source reports a 2025 homicide rate of 7 per 100,000 residents for Los Angeles County
