Mailing AddressZion National Park Zion Canyon Visitor Center coordinates (near Springdale)
Kolob Canyons Visitor Center coordinates (near New Harmony)
Getting Here Zion National Park is located on State Route 9 in Springdale, Utah. All mileages below represent the distance from Zion Canyon Visitor Center.
International AirportsLas Vegas, Nevada (170 miles) Regional AirportsSaint George, Utah (49 miles) has flights from Salt Lake City, Utah and Denver, Colorado.
Large VehiclesVehicles sized 11'4" in height or 7'10" in width, or larger, are required to have an escort, or traffic control, through the Zion-Mount Carmel Tunnel.
Zion-Mt. Carmel HighwayThe Zion–Mt. Carmel Highway was completed in 1930 and is listed on the National Register of Historic Places as a Historic Civil Engineering Landmark. Its bridges, tunnels, and sharp switchbacks were designed for vehicles much smaller than today’s buses and RVs. What is considered a large vehicle?A "large vehicle" is any motor vehicle that exceeds the size and weight limits established for safe travel on the Zion–Mt. Carmel Highway and within the Zion–Mt. Carmel Tunnel.
These dimensions are based on engineering studies of the historic highway’s curves, switchbacks, bridges, and tunnels, as well as Federal Highway Administration validation.
Examples of large vehicles can include:
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Last updated: January 5, 2026