10 Largest Munincipal Police Departments
United States
Updated - July 13, 2025

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This list contains the 10 largest municipal law enforcement agencies in the United States, ordered by the number of sworn officers. The list includes agencies from various states and territories, providing a snapshot of the largest police departments across the country. These agencies play a crucial role in maintaining public safety and enforcing laws within their respective jurisdictions.
-Clicking the agency's name takes you to their homepage-
Rank | Agency (Click Me) |
State (or territory) |
# of Officers |
---|---|---|---|
1 | New York Police Department | New York | 33,475 |
2 | Chicago Police Department | Illinois | 11,580 |
3 | Los Angeles Police Department | California | 8,784 |
4 | Houston Police Department | Texas | 5,195 |
5 | Philadelphia Police Department | Pennsylvania | 5,021 |
6 | Metropolitan Police Department of the District of Colombia | D.C | 3,975 |
7 | Las Vegas Metropolitan Police Department | Nevada | 3,398 |
8 | Dallas Police Department | Texas | 3,168 |
9 | Phoenix Police Department | Arizona | 2,563 |
10 | Nassau County Police Department | New York | 2,508 |