Later 20th century During the 1950s, with the introduction of the poultry industry, the county had steady economic growth but remained largely rural and all white in population. Georgia State Route 400 opened in 1971 and was eventually extended through the county and northward; it stimulated population growth as residential housing was developed in the county and it became a bedroom community for people working in Atlanta, which had expanding work opportunities. The opening of Georgia State Route 400 also spurred industrial growth in the South West portion of the county along the McFarland Parkway corridor starting in the early 1970s.
Later 20th century During the 1950s, with the introduction of the poultry industry, the county had steady economic growth but remained largely rural and all white in population. Georgia State Route 400 opened in 1971 and was eventually extended through the county and northward; it stimulated population growth as residential housing was developed in the county and it became a bedroom community for people working in Atlanta, which had expanding work opportunities The opening of Georgia State Route 400 also spurred industrial growth in the South West portion of the county along the McFarland Parkway corridor starting in the early 1970s.