“There are just under 18,000 law enforcement agencies in the United States. This includes 12,656 local police, 3,061 sheriff’s departments, 49 state police agencies, 1,376 special police agencies, and 45 federal agencies” (Katz, 2008). At the local level, you have your municipal police, county police, and county sheriffs. Also, there are the constables, coroners, special district police, and the tribal police.
The role of the municipal police is more complex and they are the most important police of all law enforcement agencies. They are responsible for enforcing criminal laws within their jurisdiction. The six largest municipal police department resides in Los Angeles, New York, Chicago, Houston, Philadelphia, and Detroit. They are responsible for 7.5 percent of the U.S. population but face 23 percent of all violent crime, including 34 percent of all robberies.
The role of the county police and the county sheriff both operate on a countywide basis. The only difference between the two is that the county police have responsibilities just as the municipal police except county wise. The county sheriff works in corrections, courts, and security. They mostly work with the courts to serve subpoenas.
There aren’t many constables left because some thought they were as important as the other law enforcement officers. But for some of the