Highway 9 Scenic Byway
A 57-mile drive from the I-15 gateway through Springdale and Zion National Park to Mount Carmel Junction — climbing the cliff-face switchbacks and the 1930 Zion–Mount Carmel Tunnel along the way.
Highway 9 is the road that made Zion reachable, and most of the 57 miles between Interstate 15 and Mount Carmel Junction are spent either approaching the park or climbing through it. From the west the byway runs east out of Hurricane through Virgin and Rockville — old Mormon farm towns strung along the Virgin River — past the turnoff to the Grafton ghost town and into Springdale, the gateway settlement that has grown up against Zion's south entrance. None of that quite prepares you for what the road does once it enters the park.
Inside Zion, Highway 9 stops behaving like an ordinary highway. It crosses the Virgin River, turns up Pine Creek Canyon, and climbs a set of switchbacks pinned to the cliff face, gaining more than a thousand feet to reach the mouth of the Zion–Mount Carmel Tunnel — a mile-long passage blasted straight through the sandstone in 1930, with windows cut in the canyon wall to let in light. The tunnel is the hinge of the whole drive: west of it you are in the deep, green, river-cut heart of Zion Canyon; east of it the country opens into a high slickrock plateau of bare domes and cross-hatched stone that looks nothing like the canyon you just left. The Canyon Overlook Trail starts right at the east portal, and a few miles on, Checkerboard Mesa rises beside the road, its face scored into a grid that has become one of the park's signatures.
The road exists because Zion was once almost impossible to reach. When the area was set aside — first as Mukuntuweap National Monument in 1909, then as Zion National Park in 1919 — getting there meant rough wagon roads, with the nearest railhead in Cedar City. The National Park Service and Utah's road builders spent 1927 to 1930 carving the Zion–Mount Carmel Highway and its tunnel out of the cliffs, deliberately built in a rustic style that hid the engineering in the landscape, with the explicit goal of linking Zion to Bryce Canyon and the Grand Canyon in a single driving loop. It worked: the route cut the distance from Zion to Bryce nearly in half and turned three remote parks into a road trip.
A few practical things shape the drive. The entire length is the Zion Park Scenic Byway, and there is a park entrance fee to drive the in-park section even if you are only passing through. Because the tunnel was built for the cars of the 1920s, oversized vehicles — most RVs, trailers, and buses — need a permit and a ranger-escorted, one-way passage during daytime hours, while standard cars drive through anytime. The road is open year-round, but the in-park stretch is narrow, winding, and often crowded, so it rewards an early start. Plan for around two hours end to end without stops — and far longer if you actually get out, which is the entire point.
The Drive, Stop by Stop
7 stops along the route, in driving order from Hurricane to Mount Carmel Junction.
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That's the drive. Take your time, pull over often, and let Highway 9 Scenic Byway do what it does best.
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