The Iceline Trail in Yoho National Park is one of the most visually distinctive high routes in the Canadian Rockies. It traverses the lateral moraine left by the Emerald and President glaciers at an elevation band between roughly 2,100 and 2,300 m, providing extended views across the Yoho Valley and down toward the Trans-Canada corridor. The trail is characterised by wide-open terrain, pale quartzite rubble underfoot, and limited shelter — all of which makes navigation and weather judgment central to a safe and enjoyable day.
Trailhead Options
The standard access point is the Yoho Valley Road trailhead near Takakkaw Falls, 14 km up the Yoho Valley Road from Highway 1. The road is not accessible for vehicles with trailers or longer-wheelbase RVs due to switchbacks; check Parks Canada's current vehicle restrictions before driving up. A second access exists from the Whiskey Jack Hostel at the end of Yoho Valley Road.
The trail can be done as a one-way with a car shuttle between Takakkaw Falls and the Celeste Lake junction at the far end, or as a loop by descending back to the valley floor via the Yoho Valley trail. The loop adds approximately 7 km but avoids the logistics of a shuttle.
Route Segments
Takakkaw Falls to the Iceline Crest (6 km)
The climb out of the valley is the most demanding section — roughly 500 m of elevation gain over 6 km on a well-maintained switchback trail. The trail enters the open moraine zone near kilometre 4, where views of the Daly Glacier and the President Range begin to open up. The crest at approximately 2,250 m is marked by a cairn and a Parks Canada sign.
Crest Traverse to Celeste Lake Junction (8 km)
This is the navigation-critical section. The trail crosses open moraine with minimal vegetation and varying amounts of snow depending on the season. Cairns mark the route, but in poor visibility or under fresh snow, the cairns can be difficult to locate. The general direction is northwest, following the contour band. Descent gullies are steep; the one maintained descent route is clearly marked — do not shortcut off the moraine edge.
The section between kilometre 8 and 12 passes beneath the terminus of two small glacial remnants. Rockfall is possible when temperatures rise in the afternoon; moving through this zone before 1:00 PM reduces exposure time.
Celeste Lake Junction to Loop Return (7 km)
The descent from Celeste Lake back to the Yoho Valley floor follows a forested trail with a stream crossing that can be significant in early season. The valley floor trail back to Takakkaw Falls is straightforward and mostly flat. Total loop distance from Takakkaw Falls is approximately 21 km.
Key Route Stats
- Total distance: 21 km (loop)
- Elevation gain: 700 m
- High point: ~2,300 m
- Trailhead elevation: 1,524 m (Takakkaw Falls)
- Difficulty: Challenging (navigation above treeline)
- Typical season: Late June to mid-September
Navigation Notes
The Iceline crest traverse is the section most likely to cause disorientation. The moraine surface is consistent in appearance in all directions, and the trail grade is flat enough that drift off-route happens gradually rather than suddenly. Two practices reduce the risk significantly: carry a downloaded offline topo (the Gem Trek Yoho National Park 1:50,000 sheet is the standard reference) and take a bearing at the crest before beginning the traverse.
In clear conditions, the route is intuitive: the trail stays on the upper edge of the moraine above the cliff band. In clouds or fog, check your compass bearing against the map every 20–30 minutes. The trail width narrows in places to a single-track through talus; if you're walking on unmarked rubble for more than 5 minutes without finding a cairn, stop and back-track to the last confirmed waypoint.
Seasonal Considerations
The trail typically opens in late June. Snow patches on the moraine can persist through July in higher-snowpack years, and early-morning ice on the quartzite rock makes footing treacherous. Microspikes are useful before late June. The trail closes to day use in October when Parks Canada winterises the Yoho Valley Road.
July and August afternoon thunderstorms build quickly over the President Range. The open moraine provides no shelter. Plan to be below treeline by 2:00 PM or earlier if cumulus development is visible before noon. Lightning-related incidents occur in alpine terrain in this region every summer.
Camping
The Celeste Lake campsite at the far end of the traverse offers a limited number of sites bookable through the Parks Canada reservation system. The site has a bear box and a bear-hang cable. No fires are permitted. Water from the lake requires treatment. Backcountry camping in Yoho requires a Wilderness Pass (available at the Yoho National Park visitor centre in Field, BC).
External References
- Parks Canada — Yoho Hiking
- Parks Canada Backcountry Reservation System
- Mountain Information Network — Yoho Area Observations
Last updated: May 25, 2026