Georgia was the site of the first European settlement in what is now the United States. In 1565, the Spanish established a settlement on St. Simons Island, which is now part of Georgia.
Rockdale County is located in the state of Georgia and has a rich history that dates back to the early 19th century. In 1870, the county was established from portions of neighboring Henry and Newton counties. It was named after the surrounding rocky terrain known as the Rockdale Ridge.

The native Creek and Cherokee tribes were the original inhabitants of the area. However, European settlers began arriving in the early 1800s, with agriculture being the primary industry. The construction of the Georgia Railroad in the 1840s played a significant role in the county's development, as it facilitated transportation and commerce.

During the Civil War, Rockdale County experienced the turbulent effects of the conflict. Many local men joined the Confederate army, and the area was subject to raids from both Union and Confederate forces. Following the war, the county faced the challenges of Reconstruction, as well as the economic difficulties of the post-war period.

In the 20th century, Rockdale County thrived with the growth of Atlanta and the expansion of suburban areas. The county's population increased steadily, and its economy diversified. Today, Rockdale County is known for its strong educational system, vibrant community, and diverse industries. It continues to evolve and adapt to the changing needs of its residents and remains an integral part of Georgia's history.

This timeline provides a glimpse into the major events and milestones that have shaped the history of Rockdale County, Georgia.

  • 1821 - Rockdale County is created by the Georgia General Assembly from parts of Henry and Newton counties.
  • 1870 - The Atlanta and Augusta Railroad is completed, providing transportation and economic opportunities for Rockdale County.
  • 1871 - Rockdale County's first courthouse is built in the city of Conyers.
  • 1894 - The Georgia Military Institute, a military boarding school, opens in Conyers.
  • 1937 - The Georgia International Horse Park is established, becoming a major venue for equestrian events.
  • 1956 - The Rockdale County Courthouse is rebuilt after a devastating fire.
  • 1988 - The Georgia International Horse Park hosts the equestrian events of the 1996 Olympic Games.
  • 2010 - The Rockdale County Government Center opens to house various county departments.