Road Construction

Preparing for the Next 100 Years

As Grand Teton National Park approaches its centennial in 2029, parkwide construction projects are improving roads, trails, and visitor facilities to support continued access and stewardship for generations to come. For information about general construction projects, visit the parkwide construction page.

Project timelines and impacts are subject to change. Consult the information below to help plan your trip. Stop by a visitor center for the lastest information. Construction information updated August 18, 2026.

 

 

Plan Around Construction

 

View of Swan Pond

NPS / J. Bonney

Visit the Trip Ideas page for suggestions on how to make the most of your time at Grand Teton National Park!

Colter Bay

• Colter Bay is open.
• For easiest access, enter through the Moran Entrance Station.
• Lakeshore Trail, Hermitage Point Trail, and Heron Pond Trail are great hikes with rewarding views.
• Colter Bay is the perfect hub for park exploration and lakeside recreation.
• Colter Bay Village has a visitor center, ranger programs, restaurants, watercraft rentals and more!

Highway 26/89/191

• Also called the Outer Park Road, the highway will be open.
• One of the most scenic drives in Wyoming, the Outer Park Road offers many overlooks and photo opportunities.
• Find park rangers and volunteers along the way!
• Follow posted speed limits and be alert for wildlife at all times of day and night.

 

North Park Road with cars transiting through construction area.  Timed traffic lights are in operation with 15-min delays during the day and 1-hour delays at night.

NPS /S. Morgan

Current Construction Areas

Anticipated disruptions from June 19 - September 7 are listed below. For road information and updates check the road status page and alerts and conditions page.

Roads

• Death Canyon Road & Trailhead - Closed to all use.
• Menor's Ferry Road - Closed to all use on weekdays.
• Moose-Wilson Road (between Laurance S. Rockefeller Preserve & Moose) - Open. Delay of 45 minutes or longer and temporary closures possible.
• Teton Park Road Roundabout at Moose Entrance Station - Delay of 20 minutes, not including entrance station wait time.
• North Park Road - Open. Delay of 15 minutes 6:00am-9:00pm / Delay of 1 hour 9:00pm-6:00am.

Changes to Timelines and Impacts

Project timelines and impacts are subject to change. Note that access to minor areas including turnouts, viewpoints, and other parking areas may be reduced to facilitate major construction projects nearby. Stop by a visitor center on the day of your visit for more information.

 

 

Upcoming Construction Schedule near Moose

 

NPS

Map and schedule of construction. The numbers on the table correspond with the numbers on the map.

 

Detailed Information for 2026 Road Projects

 

Location of construction on North Park Road

NPS

North Park Road

Project Details: Teton Park Road will undergo structural improvements between Leeks Marina and Lizard Creek Campground to help correct pavement buckling and erosion. The section of road is about 7 miles north of Colter Bay and 11.5 miles south of Yellowstone.

Timeframe: August 2026

Type of Impact: Delay

Ancticipated Summer 2026 Schedule

Day: Delay of 15 minutes, 6 a.m.-9 p.m.

Night: Delay of 1 hour, 9 p.m.-6 a.m.

Traffic will be controlled with a temporary stop light and alternating one lane of travel.

 

Traffic control devices at North Park Road construction site.

NPS/Morgan

Project Update

Construction is underway on the North Park Road between Lizard Creek Campground and Leeks Marina with 15-minute daytime delays and 1-hour nightime delays for all traffic.

Turnouts near the construction site are closed to allow for material storage and equipment staging. Alternative scenic areas include Lakeview Picnic Area and Arizona Island Picnic Area.

As of 8/20/26

 

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Moose-Wilson Road Phase II

Project Details: Moose-Wilson Road will be re-aligned north of Sawmill Ponds to meet the new Teton Park Roundabout. Portions will be closed to facilitate safe transport of equipment and materials to Death Canyon Road.

Timeframe: May 2026 - 2027

Type of Impact: Delays and closures

Ancticipated Summer 2026 Schedule

May 1 – June 19: Closure between Laurance S. Rockefeller Preserve and Moose.

June 20 – September 7: Delay of 45 minutes or longer with temporary closures possible between Laurance S. Rockefeller Preserve and Moose.

September 8 – November 15: Closure between Laurance S. Rockefeller Preserve and Moose.

 

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Illustration of new Death Canyon Trailhead.

NPS

Death Canyon Road & Trailhead

Project Details: Death Canyon Trailhead will be relocated about one mile from its current location. The trailhead will feature restrooms, hiker staging area, and about ninety paved parking spots. Death Canyon Road will be paved, shortened one mile, and end at the new trailhead. The decommissioned portion of road will be turned into an extension of the Valley Trail for access to Phelps Lake Overlook and Death Canyon. Hikes into Death Canyon and beyond will be longer as a result.

Timeframe: May 2026 – June 2027

Type of Impact: Closure

Notes: Access to Phelps Lake, Death Canyon, and destinations beyond will still be possible from alternative trailheads, including Granite Canyon and Jackson Hole Mountain Resort. Parking will be limited at the Laurance S. Rockefeller Preserve, with long wait times anticipated.

 

Construction taking place at new Death Canyon Trailhead.

NPS/DeLong

Project Update

Construction of the new Death Canyon Trailhead continues with the installation of the first vault toilets.

The old Death Canyon Trailhead remains closed to all traffic, including pedestrians. Access to backcountry destinations is possible at Granite Canyon Trailhead or Laurance S. Rockfeller Preserve. Parking is limited.

As of 8/20/26

 

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Illustration of new Teton Park Road roundabout.

NPS

Teton Park Road Roundabout

Project Details: Teton Park Road will feature a new roundabout just north of the Moose Entrance Station at the current intersection of Menor’s Ferry Road and the Teton Park Road, enabling northbound Moose-Wilson Road traffic to transition seamlessly to the Teton Park Road without passing through another entrance station.

Timeframe: May 2026 – June 2027

Type of Impact: Delay and Closure

Ancticipated Summer 2026 Schedule

May 1 – November 15: Delay of 20 mins, not including entrance station wait time.

 

Construction equipment can be seen operating at the current intersection of the Teton Park Road and Menor's Ferry Road, just north of the Moose Entrance Station.

NPS/S. Morgan

Project Update

Teton Park Road Roundabout at Moose Entrance Station is underway, with delays of up to 20 minutes expected. Construction equipment can be seen alongside the Teton Park Road.

Weekday closures of the Menor's Ferry Road, which provides access to the Menor's Ferry Historic District and Chapel of the Transfiguration, are in place. Parking for these destinations on weekends is reduced due to construction staging and material storage.

As of 7/29/26

 

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Common Construction Questions

 

Find answers to commonly asked questions about the construction taking place this summer.

Why is construction take place during the summer?

Why are these construction projects all happening at the same time?

Why are these construction projects taking the whole summer to complete?

 

Additional Information

 

Parkwide Construction

Information for various construction projects taking place across the park.

Current Conditions and Park Alerts

Know what to expect in the park today.

Basic Information

Find directions, activities, operating times, and other general information about Grand Teton.

Foundational Park Plans

The park, over its nearly 100 year history, has developed plans to guide overall management and design of specific areas.

Visitor Use & Experience

Preserving the visitor experience.

Planning

The park is always planning for the future, and we need your input.