McDonough is the county seat located in central Henry County. The city is home to the county government and courts system.

McDonough High School is the newest school facility in Henry County, opened in August 2019. The new building replaced the previous Henry County High School. Other schools in the cluster include Tussahaw Elementary, Walnut Creek Elementary, Wesley Lakes Elementary, and McDonough Middle.

The most notable transportation project in the area is a widening project along SR 155. The project will widen the highway to a four-lane section between I-75 and US 23 / SR 42. Preliminary engineering started in 2016 and construction is budgeted to begin in FY 2024.

McDonough News

State Route 155 widening adjusted to 2026

Georgia DOT routinely makes schedule adjustments on projects. In the latest adjustments, construction funding to widen state route 155 has moved from Fiscal Year (FY) 2024 to FY 2026. Widening […]

Henry Minutes August 22, 2021

In today’s Henry Minutes, I provide updates on various Georgia DOT projects within the county. They include the state route 81 bridge replacement over South River, construction on the diverging […]


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