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South Side Route

AI1 Easy Snow PG13, Ice, Snow, Alpine, 5300 ft (1606 m), Grade II,  Avg: 3 from 325 votes
FA: W.L. Chittenden, James G. Dierdorff - Aug 6, 1857
Oregon > Oregon Volcanoes > a. Mt Hood > S Side

Description

The south side of hood is one of the most popular routes up a glaciated mountain in the world. Also called the "Dog Route" or "Slog Route," this route has also claimed the most deaths on the mountain.

The South Side Route requires few technical skills, but still has objective dangers!!! Use caution at all times when on the mountain.

The route traditionally begins at Timberline Lodge (~5900ft). If you hire a guide they often take you up to the Silcox Hut in snowcat, but most local mountaineers consider this cheating. The ski area would like for you to take a trail that heads up the right side of the ski area. Most climbers, however, head straight up the slopes following the lift line all the way up the "magic mile" to the Silcox Hut.

Continue heading straight up the mountain toward the right side of a rock outcrop called Crater Rock. Here you'll find a saddle formed between crater rock and the main summit. This saddle, known as the Hogsback, is a good place to rest and evaluate the final push to the summit. Be careful of fumaroles in this area as they can release poisonous gases.

At the north end of the Hogsback is the greatest objective danger facing climbers, the bergschrund. This large crevasse is always present, but sometimes covered with snow. During winter and early spring climbers can simply walk across this chasm on a snowbridge. Extreme caution should be taken however. At some point every year the bridge collapses. Climbers in late spring through fall must circumnavigate the bergschrund.

Just past the bergschrund is a steeper section through a narrow chute dubbed "The Pearly Gates" that has been the site of many accidents. Care must be taken on this section as a fall here could result in a long slide straight into the crevasse. This part of the climb can be very beautiful as the rock can be entirely covered in rime ice like a fairytale ice palace. As the chute opens up continue up a short ways to the summit ridge and up right to the true summit.

In recent years the chute to the left of the Pearly Gates has become another reasonable option to ascend past the bergschrund. In late spring and fall, the chute ("Old Chute") is actually preferable, because the Pearly Gates has dangerous rock and ice fall at that time. Please note that the Old Chute in late season requires a traverse of a few dozen feet on a knife edge, so be comfortable with exposure.

Descend the route. Be careful as the route conditions can change dramatically in a short period of time.

Protection

In good conditions the route can be done with nothing but a good pair of boots and a light jacket. Occasionally you'll see someone with a pack filled for a week trip on top though? The gear will actually vary widely considering on the season and conditions.

Common gear includes:
Crampons, Ice ax, 30m rope, Pickets, Prussiks or ascenders, harness, & belay device

Photos [Hide ALL Photos]

Above the Hog's back, descending from the Summit
[Hide Photo] Above the Hog's back, descending from the Summit
Daystar
[Hide Photo] Daystar
Hiking through the night was painful. Especially for me carrying my skis and boots up to the top of Palmer. It was a good wake up call for how out of shape I am.<br>
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At times we were lost and cold, but hey, totally worth it for views like these.
[Hide Photo] Hiking through the night was painful. Especially for me carrying my skis and boots up to the top of Palmer. It was a good wake up call for how out of shape I am. At times we were lost and cold,…
Great Oden's Ravens joined us on the summit.
[Hide Photo] Great Oden's Ravens joined us on the summit.
a normal weekend day on the south side.
[Hide Photo] a normal weekend day on the south side.
The shadow of Mt. Hood from the Hog's Back.
[Hide Photo] The shadow of Mt. Hood from the Hog's Back.
Climbers at Hogsback and ascending the pearly gates.  Notice that the bergshrund is not visible in this early season photo.
[Hide Photo] Climbers at Hogsback and ascending the pearly gates. Notice that the bergshrund is not visible in this early season photo.
Windy on the summit.
[Hide Photo] Windy on the summit.
First anniversary of Oregon Episcopal School disaster.
[Hide Photo] First anniversary of Oregon Episcopal School disaster.
Celebrating at the summit rim.
[Hide Photo] Celebrating at the summit rim.
Ascending just above the Pearly Gates
[Hide Photo] Ascending just above the Pearly Gates
Winter Ascent
[Hide Photo] Winter Ascent

Comments [Hide ALL Comments]

Peter Franzen
Phoenix, AZ
 
[Hide Comment] The bottom of the Hog's Back is a good place to rope up. The sulfer fumes can be almost unbearable there if you get a windless day, but it gets better as you approach the summit. If conditions are soft enough the route can be done without crampons, but it's a good idea to use them anyways.

I think the only glaciated peak in the world that gets more traffic that Mt. Hood is Mt. Fuji in Japan. This is a great "first glacier route" despite the crowds. Feb 1, 2006
Blitzo
 
[Hide Comment] This is a fun hike, kind of crowded, though. Oct 23, 2006
[Hide Comment] Crevasses and glide cracks have started to sneak out of White River and now come within spitting distance of the main drag up around Crater Rock. A climber was recently pulled out of a whopper just off of triangle moraine. He fell about 40 feet to bedrock. Jul 16, 2007
mark kerns
denver, co
 
[Hide Comment] A note about the descent....
the natural fall line is away from Timberline Lodge and directly towards Mississippi Head. If you are descending in white out or limited visibility conditions, make sure that you are using map and compass to site on Timberline Lodge. Know what the declination is and stick to it.
Also , I have use the top of the Palmer Chairlift as a point of reference, then following the chairlift to the lodge. Jun 10, 2008
[Hide Comment] The crowds are bad.

But, it is a good thing to see other teams of climbers rowing up at a great pace when you first start climbing. It kind of encourages you. I remember thinking, my first ascent of the south face, "that's amazing, how can they keep going!?"

Hood's real beauty comes out when it is stormy. The tracks of the myriad of visitors disappear, and you are lost in a blanket of white to work with only your wit.

You can hear the winds howl between the ridges as a warning to hunker down and get ready. Ice sprays down from the 'pearly gates' when you get close enough, and really gets your heart moving.

Seconding Mark's comment, I was two hours late my first climb because I came down incorrectly; morning clouds were in, and I was way off course. (learned to check the compass almost every half minute in no-visibility) Nov 27, 2009
DWech
Fort Collins
  Mod. Snow PG13
[Hide Comment] Would not rate this route a Grade III, it's a II. Even my dog agrees with that. Suggestion for those who want to bag the easiest-approach side of the mountain (from Timberline) without enduring the crowd, and adding to the hazard factor: try moving around Crater Rock to the west and doing the West Crater Rim route instead. If the South Side is sparsely populated it is worth doing, but opt for W.C. if the Mazamas happen to be up there with a dozen people moving slowly. You skip the infamous bergschrund, trading that for a longer and steeper slope, but if conditions are good (and early enough in the season/day), you'll be glad you did. Jun 8, 2010
Paul Wellner
Sherwood, Oregon
  Mod. Snow PG13
[Hide Comment] Lets add a helmet to that gear list shall we...
Falling ice and rock can be an issue with warm temps and crowds Mar 18, 2013
Chris C
Seattle, WA
  Mod. Snow PG13
[Hide Comment] I recently climbed the Pearly Gates route this Winter, and was unexpectedly surprised how awesome and so much of a different experience it was compared to that in the Spring/Summer.

Update: gethighonaltitude.com/2019/…

Spring/Summer - 2 Stars - Extremely crowded, route kicked into a ladder, noobs noobing everywhere.

Winter - 4 Stars - Truly feels like a different route. Much harder, route less defined, expect hours of step kicking. Exposure feels much more significant. The section between the Hogsback and PG is steep snow climbing of ice and sugar, solo downclimbing this definitely makes you realize the exposure. Classic PNW alpine route in my book. Jan 16, 2017
Tim Sherry
Portland, OR
[Hide Comment] Climbed South Spur route for sunrise on Jan 16th. The winds had blown over the trail, so it was difficult to follow the path. Clear weather turned to white out which added to route finding difficulties. Losing the packed path meant lots of post holing and kickstepping. We ended up finding our way to Devil's Kitchen by smell where the weather finally started to clear. As we started up Hogsback, the dawn approached and with it the wind died down and visibility improved.

This was my second time summiting hood. I was surprised at the variability of the Pearly Gates. The path up felt less steep than the last time and there were many well kicked steps. I would like to kiss whoever kicked those steps, they were a blessing.

The summit welcomed us with calm weather and an amazing sunrise. We were the only ones on the peak that early. Jan 17, 2017
Chris C
Seattle, WA
  Mod. Snow PG13
[Hide Comment] Tsherry, "I would like to kiss whoever kicked those steps, they were a blessing."

Haha that was me earlier in the night! It made for a pretty physical day.. Jan 22, 2017
Nate Ball

  Easy Snow PG13
[Hide Comment] Second the "do it in winter" sentiment. I had the summit to myself for awhile on a day of perfect visibility. Bring snowshoes and trekking poles! You'll use them all the way up to just below the Hogsback which is 90% of the slog. I went the "old chute" way which is maybe slightly less scary but remains in exposed territory longer, and it's more of a detour, and then there's the traverse across the ridge which is exciting... Pearly Gates was naught but big fluffy powder which could have been done without crampons (maybe). Last note: post-holing sucks. Skiing off would make the whole trip that much more worth it. Jan 27, 2017
Derek Field
Nevada
  Mod. Snow
[Hide Comment] Climbed this route on a very cold day, mid-April 2015, and had it all to myself. Lugged the snowboard up to Devils Kitchen and did NOT regret it. Outstanding experience! Sep 26, 2017
Benjamin Chapman
Small Town, USA
[Hide Comment] FA: W.L. Chittenden, James Dierdorff, Henry Pittock, W.L. Buckley, and L.J. Powell - Aug. 6, 1857. Jan 27, 2019
Zach Noble
Washington
[Hide Comment] (Hiked March 22nd 2019 via south side route on the Palmer Glacier) Made a video along the way, click the following link to see a better description of conditions as of March 22nd youtu.be/DK6t6HbufZw We started climbing right at midnight and hiked on the East side of the ski lifts up the cat tracks to the base of Crater Rock. From here on we roped up and headed to the East side of Crater Rock towards the Devils Kitchen. As we scurried around the base of Crater Rock towards the Hogsback there was a crevasse open towards the bottom of the rock. It was open but easily crossable, I actually stepped through the snow into it whoops. After that it was smooth sailing. The snow was in great condition with minimal avalanche danger. We went up through the pearly gates and decided to turnaround before reaching the summit due to soft snow on the summit ridge. The snow on the summit ridge was not suitable for anchors from this we concluded that our summit could wait for another day. Again here is the link for the video we made along the way youtu.be/DK6t6HbufZw

Be Safe Out There,
NW Adventures Mar 28, 2019
Jake O'Brien
Portland, OR
[Hide Comment] Do not rope up above the hogs back. Much safer to climb separately. It highly unlikely you could stop your full sized buddy if they slipped. Roped teams only add to the danger of the crowds at the summit. May 7, 2019
[Hide Comment] Wrote an album about climbing mountains, made some videos featuring my favorite ones accompanied by live performance.
Bergschrund Project EP 'New Mountain'
youtube.com/watch?v=7_fRb9l… May 16, 2019
Max Tepfer
Bend, OR
[Hide Comment] I'd argue that the bergshrund is probably the least of your worries on the list of objective hazards and would rank overhead hazard and falling on steep, firm snow at the top of the list. If you don't have a good grasp of assessing snow bridges, it's easily avoided via other routes and it always forms predictably in the same place. (I'd concede that it's for sure a consequence magnifier if you were to fall off of the steep, often firm snow above it)

Lastly, take heed and learn from the rich history of others' mistakes: if you're on the south side climbing steep, consequential snow slopes (above 35ยบ) and you're tied to your partner without anything anchoring you to the mountain, you're probably doing it wrong. Aug 14, 2020
John White
Walden, CO
[Hide Comment] We were thinking of going up this route in July. Is there any value in trying to protect the steep sections or should we be fine? Also if we should protect it, would pickets or long ice screws be best for the type of snow/ice up there at this point in the season? Jun 3, 2021
Joshua W
Seattle, WA
 
[Hide Comment] Summited on 5-24 over MDW. 0230 start. Snow was firm and chunky. Solid for crampons, and difficult in the steeper sections for skins. Carried my splitboard above Palmer up to Hogsback after skins kept giving out. Summited via Old Chute. No wind, and beautiful blue bird skies all around. All the volcanoes were visible. A lucky day to be in the mountains. Old Chute takes on many forms, so stay up to date on the most recent beta from @mthoodclimbingrangers on ig. They put in a lot of work to keep up with the latest. Icefall this go around was mainly human generated. No major slides except from afar. Bring 2 ice axes. 2 petzl gullies is best but any 2 will work. By noon the snow below crater rock was amazing and I got lots of fun turns in on the way down to the climber's lot. May 27, 2025