In South Florida a future police officer needs a high school diploma but must also go through officers training school. Before you can be accepted into training you must pass the psychological...
You do not NEED a degree but mainly people with a criminal justice degree become police officers. But they will not hire people who cannot form a proper question.
You must have a mhigh school diploma or GED equivelant in order to become a police officer. Also, you must pass the police academy test. Some/few agencies may require a college level attainment.