South Dakota's 2017 Rankings
2017 Annual Highway Report
South Dakota ranks 3rd in the nation in highway performance and cost-effectiveness in the Annual Highway Report by Reason Foundation.
South Dakota ranks 43rd in fatality rate, 31st in deficient bridges, 13th in rural Interstate pavement condition, 14th in urban Interstate pavement condition, and 5th in urbanized area congestion.
On spending, South Dakota ranks 4th in total disbursements per mile and 17th in administrative disbursements per mile.
South Dakota’s best rankings are total disbursements per mile (4th), maintenance disbursements per mile (5th) and urbanized area congestion (5th).
South Dakota’s worst rankings are fatality rate (43rd) and rural arterial pavement condition (32nd).
South Dakota’s state-controlled highway mileage makes it the 32nd largest system.