 The creek is approximately long.Dukes Creek rises right off of State Route 348 at the confluence of Bear Den Creek and Little Low Gap Branch, about 2 miles west of Helen, and flows into the Chattahoochee River just east of the intersection between State Route 17 and State Route 75 southeast of Helen.The creek receives inflow from Dodd Creek, Dover Creek, and Ash Creek on its way to the Chattahoochee River.