The Los Angeles Police Department (LAPD), officially the City of Los Angeles Police Department, is the Los Angeles police department. With 9,843 officers and 2,773 civilian staff, it is the third - largest municipal police department in the United States, after the New York City Police Department and the Chicago Police Department. The department serves an area of 498 square miles (1,290 km) and a population of 4,030,904 people.
who has the biggest police force in the us
New York City Police Department