Henry County is part of the Atlanta-Sandy Springs-Roswell, GA metropolitan statistical area. It is home to the Atlanta Motor Speedway in Hampton. The Henry County Courthouse is listed on the National Register of Historic Places. In 1995, Henry County was the sixth-fastest-growing county in the United States.

Mercer University has a Regional Academic Center in McDonough. The center, opened in 2003, offers programs through the university's College of Continuing and Professional Studies and Mercer's Tift College of Education. Clayton State University and Gordon College also offer a range of college courses at the Academy for Advanced Studies in McDonough.

Southern Crescent Technical College's Henry County Center (in McDonough) offers programs in Allied Health, Business Technology, Logistics and Supply Chain Management, Computer Information Systems, Personal Services, Public Safety, and Drafting Technology.

The semi-professional soccer team Georgia Revolution FC plays in the National Premier Soccer League at the Warhawk Stadium.

Rockdale County is a county located in Georgia. 

There are several attractions in Rockdale County. Some of the walking and hiking trails are Deer Run Trail, Conyers Trail,  and Rockdale River Trail.

The majority of Newton County is located in the Upper Ocmulgee River sub-basin of the Altamaha River basin. A small eastern portion of the county, from southwest of Social Circle to southwest of Newborn, is located in the Upper Oconee River sub-basin of the same Altamaha River basin.

In 2009, DeKalb earned the Atlanta Regional Commission's "Green Communities" designation for its efforts in conserving energy, water and fuel; investing in renewable energy; reducing waste; and protecting and restoring natural resources.