Costley Mill Park


Rockdale County’s Costley Mill Park is 77 acres nestled in nature, resting along the banks of Big Haynes Creek.

With a gorgeous waterfall pond and multiple beautiful settings, Costley Mill is perfect for any occasion – weddings, company events, church functions, family reunions, parties, concerts, filming or private photo shoots.

The park’s peaceful surroundings make it ideal for small-scale functions or large events.

All pavilions are required to have a rental reservation for organized events. Organized events are, but not limited to,

  • Birthday Parties
  • Graduation Parties
  • Athletic, Company, or Organization gatherings
  • Any other event determined to be an organized event by staff


​​​Park Amenities




Beach (Open Memorial Day – Labor Day)


Ball Field

Outdoor Rotunda (coming in 2019)

Banquet Hall (coming in 2019)