Policy making and legislative authority is vested in the Mayor and five Council members. The Mayor and Council are elected at-large by City residents to serve four year terms. For the election of council members, candidates must reside in one of the City's five geographic wards. The candidate who receives the most votes (election by plurality) in each geographic ward is elected to office.

The City operates under a city council/manger form of government pursuant to the constitution  and laws of the State of Georgia and the City of Holly Springs Charter. The City Manager is responsible for the daily operations of all City departments and possesses all of the administrative powers granted to the government under the constitution and laws of the State of Georgia and the City's Charter.