Charging gaps on United States's highways
Each highway's longest stretch without a fast charger, worked out for October 2026 from every public charger we list. Longest first.
Download the figures as CSV (CC BY 4.0, credit ChargeAlong).
A charger counts when it is working, within 3.1 miles of the road, and has a DC plug of at least 50 kW (150 kW for ultra fast) that United States's cars use: CCS1 or NACS. Distances are by road.
Longest gap, fast (50 kW)
109 miles between Barstow and Essex
302 chargers
Longest gap, ultra fast (150 kW)
109 miles between Barstow and Essex
137 chargers
Longest gap, fast (50 kW)
107 miles between Fort Stockton and Ozona
478 chargers
Longest gap, ultra fast (150 kW)
119 miles between Van Horn and Fort Stockton
203 chargers
Longest gap, fast (50 kW)
101 miles between Wendover and Stansbury park
649 chargers
Longest gap, ultra fast (150 kW)
115 miles between Rock Springs and Rawlins
294 chargers
Longest gap, fast (50 kW)
96 miles between Sheridan and Gillette
630 chargers
Longest gap, ultra fast (150 kW)
116 miles between Billings and Sheridan
244 chargers
Longest gap, fast (50 kW)
91 miles between Green River and Grand Junction
407 chargers
Longest gap, ultra fast (150 kW)
91 miles between Green River and Grand Junction
182 chargers
Longest gap, fast (50 kW)
34 miles between Huron and Mendota
780 chargers
Longest gap, ultra fast (150 kW)
56 miles between Redding and Mount Shasta
321 chargers