A removable trailer hitch security system, comprising a housing assembly. The housing assembly comprises first and second ends and at least first, second, third, and fourth walls. The first and second walls comprise first holes that align. The first holes having first cooperative dimensions and shape to receive a first locking pin therethrough. The first end receives a hitch of a trailer assembly. A male member protrudes from the second end. The male member has a distal end. The male member further comprises fifth, sixth, seventh, and eighth walls. The fifth and sixth walls comprises second holes that align. The second holes have second cooperative dimensions and shape to receive a second locking pin therethrough. The distal end inserts into a hitch receiver of a vehicle assembly. The present invention further comprises first and second cable assemblies and an electrical system.