Mammoth ski runs

157 named runs · about 56 miles of skiing · 8,060 to 11,010 ft

Green 16% (8.9 mi)Blue 51% (28.3 mi)Black 18% (10.2 mi)Double black 14% (7.8 mi)

Share of the mountain by length of run, not number of trails, measured from the mapped runs.

Steepest

1. Dragons Back 50°
2. Hangman's Hollow 49°
3. P4 47°
4. Wazoo 45°
5. Monument 45°

Longest

1. Ski Back Trail 7,900 ft
2. St. Anton 7,200 ft
3. Goldhill 6,800 ft
4. Lupin 5,400 ft
5. Pumpkin 4,700 ft

Holds snow best

1. P1 30% sun
2. P2 30% sun
3. Kiwi Flat 31% sun
4. Philippes 32% sun
5. Avalanche Chute 1 33% sun

Longest greens

1. Ski Back Trail 7,900 ft
2. Lupin 5,400 ft
3. Pumpkin 4,700 ft
4. Sleepy Hollow 4,000 ft
5. Holiday 3,500 ft

Every run on the mountain

Hover a run for its name. The thicker runs have their own pages; tap one to open it.

All 157 runs

Run	Rating	Vertical	Length	Steepest	Avg pitch	Faces	Holds snow
Kiwi Flat	Double black	556 ft	859 ft	—	42°	N	Excellent
Top of the World	Double black	402 ft	725 ft	—	36°	NE	Good
Philippes	Double black	698 ft	1,141 ft	—	39°	N	Excellent
MJB's	Double black	494 ft	993 ft	—	31°	N	Excellent
Grizzly	Double black	867 ft	2,008 ft	—	26°	E	Average
Dragons Tail	Double black	1,253 ft	3,677 ft	—	21°	E	Average
Dragons Back	Double black	606 ft	1,060 ft	50°	35°	NE	Excellent
Hangman's Hollow	Double black	590 ft	1,217 ft	49°	30°	N	Excellent
P4	Double black	320 ft	485 ft	47°	42°	NE	Excellent
Wazoo	Double black	747 ft	1,505 ft	45°	30°	NE	Good
Monument	Double black	453 ft	776 ft	45°	36°	NE	Excellent
Waterfall	Black	283 ft	670 ft	45°	26°	E	Average
Head Chutes	Double black	492 ft	833 ft	44°	37°	E	Average
Dry Creek	Black	611 ft	1,813 ft	44°	21°	N	Excellent
P2	Double black	634 ft	1,144 ft	43°	34°	N	Excellent
P1	Double black	565 ft	990 ft	43°	35°	N	Excellent
P3	Double black	723 ft	1,355 ft	42°	33°	NE	Excellent
Dropout Chute 2	Double black	909 ft	1,912 ft	42°	29°	NE	Excellent
Starr Chute	Double black	510 ft	1,019 ft	42°	31°	N	Excellent
Wipeout Chute 1	Double black	914 ft	1,751 ft	42°	32°	N	Excellent
Avalance Chute 2	Double black	703 ft	1,303 ft	42°	33°	N	Excellent
Avalanche Chute 1	Double black	673 ft	1,226 ft	41°	34°	N	Excellent
The Bear	Double black	405 ft	1,065 ft	41°	24°	NE	Good
Baby Gravy	Double black	273 ft	554 ft	41°	30°	N	Excellent
Avalance Chute 3	Double black	685 ft	1,305 ft	41°	32°	N	Excellent
Old 10 Breakover	Unrated	491 ft	2,374 ft	41°	14°	N	Good
Drop Out Chute 3	Double black	542 ft	1,007 ft	40°	33°	NE	Excellent
Sign Line	Double black	511 ft	1,020 ft	40°	31°	NE	Excellent
Daves Run	Black	564 ft	1,606 ft	40°	21°	NE	Excellent
The Hump	Double black	666 ft	1,305 ft	39°	31°	N	Excellent
Gravy Chute	Black	431 ft	864 ft	39°	30°	N	Excellent
Shaft	Double black	785 ft	1,584 ft	38°	30°	E	Average
Climax	Double black	737 ft	1,687 ft	38°	26°	NE	Good
Face of Five	Black	885 ft	2,564 ft	37°	20°	N	Excellent
Wipeout Chute 3	Double black	771 ft	1,516 ft	37°	31°	N	Excellent
Sanctuary	Black	1,014 ft	3,509 ft	37°	17°	N	Excellent
Wipeout Chute 2	Double black	834 ft	1,638 ft	37°	31°	N	Excellent
Roger's Ridge	Black	485 ft	1,414 ft	36°	21°	NE	Average
Drop 18	Black	282 ft	643 ft	36°	26°	E	Average
Upper Dry Creek	Double black	378 ft	1,037 ft	35°	22°	NE	Good
Viva	Double black	684 ft	1,306 ft	35°	32°	NE	Excellent
The Wall	Black	382 ft	947 ft	35°	24°	NE	Excellent
Huevos Grande	Double black	692 ft	1,843 ft	35°	23°	NE	Average
Dropout Chute 1	Double black	610 ft	1,385 ft	35°	26°	NE	Excellent
Dave's Glade	Black	343 ft	862 ft	34°	24°	NE	Good
Christmas Bowl	Black	758 ft	2,482 ft	33°	18°	NE	Excellent
Cornice Bowl	Black	646 ft	1,611 ft	33°	24°	NE	Excellent
Ricochet	Black	1,340 ft	4,063 ft	33°	20°	E	Below average
Sunshine Glades	Black	919 ft	2,432 ft	32°	23°	SE	Poor
West Bowl	Black	530 ft	1,562 ft	32°	20°	NE	Excellent
Rooster Tail	Black	176 ft	469 ft	32°	23°	E	Poor
Scotty's	Black	948 ft	2,391 ft	32°	24°	N	Excellent
Glades	Black	567 ft	1,386 ft	32°	24°	N	Excellent
Quicksilver	Blue	1,001 ft	4,376 ft	31°	13°	SE	Poor
Roger's Right	Black	332 ft	1,005 ft	31°	20°	NE	Excellent
Lower Grizzly	Black	583 ft	2,413 ft	30°	14°	NE	Average
Lower Viva	Black	600 ft	1,978 ft	30°	18°	E	Average
Agee's Run	Black	468 ft	1,233 ft	30°	22°	NW	Good
Santiago Bowl	Double black	218 ft	903 ft	30°	14°	NW	Good
Side Show	Blue	323 ft	1,144 ft	30°	17°	NE	Good
Sunset	Black	470 ft	1,827 ft	30°	15°	N	Good
Blue Ox	Black	504 ft	1,339 ft	29°	22°	NW	Good
East Bowl	Blue	651 ft	1,921 ft	29°	20°	N	Excellent
Slot	Blue	675 ft	3,359 ft	29°	12°	E	Below average
Encore	Black	344 ft	1,068 ft	29°	19°	NE	Good
Paranoid Flats	Double black	336 ft	816 ft	29°	24°	N	Excellent
Blue Jay	Black	579 ft	2,537 ft	28°	13°	NE	Good
White Bark Bowl	Black	358 ft	1,434 ft	28°	15°	NE	Good
Secret Spot	Blue	443 ft	1,640 ft	27°	16°	NE	Good
Oops	Blue	269 ft	957 ft	27°	16°	W	Below average
Arriba	Blue	1,002 ft	3,724 ft	27°	16°	W	Below average
St. Anton	Blue	1,551 ft	7,204 ft	26°	13°	N	Good
Lower Shaft	Black	416 ft	1,260 ft	26°	20°	NE	Average
Center Bowl	Blue	721 ft	2,164 ft	26°	20°	N	Excellent
Skyline	Black	401 ft	1,476 ft	26°	16°	NW	Good
Fascination	Black	483 ft	1,504 ft	25°	19°	N	Excellent
Round About	Green	378 ft	2,385 ft	25°	9°	E	Below average
Andy's Double Gold	Black	539 ft	1,600 ft	25°	20°	N	Excellent
Dragon Alley	Black	652 ft	2,826 ft	25°	13°	E	Below average
Goldhill	Blue	1,634 ft	6,840 ft	25°	14°	E	Below average
Santiago	Blue	827 ft	3,453 ft	25°	14°	NW	Average
Red Tail	Blue	204 ft	741 ft	25°	16°	N	Excellent
Terry's Run	Blue	701 ft	2,925 ft	24°	14°	NW	Good
Hemlock Bowl	Double black	358 ft	2,033 ft	24°	11°	N	Good
Coyote	Blue	507 ft	2,269 ft	24°	13°	NE	Good
Training Wheels	Blue	361 ft	1,800 ft	24°	12°	W	Below average
Knee Deep	Blue	405 ft	1,853 ft	24°	14°	NE	Good
Lower Dry Creek	Blue	261 ft	1,389 ft	24°	11°	NE	Good
Back For More	Blue	1,050 ft	3,641 ft	24°	17°	E	Below average
The Acts	Black	319 ft	1,018 ft	24°	18°	NE	Good
Lupin	Green	945 ft	5,378 ft	23°	10°	E	Below average
Critters	Blue	359 ft	1,556 ft	23°	13°	NE	Good
Redwing	Blue	244 ft	860 ft	23°	17°	N	Excellent
Ginger Bread	Green	99 ft	712 ft	23°	8°	E	Below average
Broadway	Blue	899 ft	3,382 ft	23°	16°	N	Good
Gremlin's Gulch	Blue	324 ft	1,458 ft	23°	13°	W	Below average
Havent The Foggiest	Blue	1,067 ft	3,540 ft	23°	18°	E	Below average
Ponderosa	Blue	185 ft	704 ft	23°	15°	NE	Good
White Bark Ridge	Blue	350 ft	1,433 ft	23°	14°	N	Good
Patrolmens	Black	268 ft	992 ft	22°	16°	N	Good
World Cup	Blue	383 ft	1,919 ft	22°	12°	NW	Average
Solitude	Blue	1,033 ft	3,728 ft	22°	16°	N	Good
Downhill	Blue	618 ft	2,782 ft	21°	13°	NE	Average
Surprise	Blue	338 ft	1,398 ft	21°	14°	W	Below average
Hully Gully	Blue	656 ft	3,004 ft	21°	13°	NE	Good
Avalanche	Blue	304 ft	1,057 ft	21°	17°	NE	Good
China Bowl	Black	194 ft	623 ft	21°	18°	NE	Good
Ralphie's	Blue	272 ft	935 ft	21°	17°	N	Excellent
Powder Bowl	Blue	624 ft	2,632 ft	21°	14°	N	Good
Christmas Tree	Blue	418 ft	2,127 ft	21°	11°	E	Below average
Wall Street	Blue	698 ft	4,108 ft	20°	10°	N	Average
Crosswalk	Blue	358 ft	1,627 ft	20°	13°	NE	Average
Saddle Bowl	Blue	545 ft	2,598 ft	20°	12°	NE	Average
Lodgepole	Blue	392 ft	1,595 ft	20°	14°	NE	Average
Roller Coaster	Blue	586 ft	2,817 ft	20°	12°	NE	Average
Swell	Blue	648 ft	3,070 ft	20°	12°	NE	Good
Manzanita	Blue	371 ft	2,111 ft	20°	10°	SE	Poor
Lost In The Woods	Blue	591 ft	3,277 ft	19°	10°	N	Good
Main Park	Blue	551 ft	2,386 ft	19°	13°	NW	Good
Silver Tip	Blue	152 ft	923 ft	19°	10°	SW	Below average
Forest Trail Park	Blue	454 ft	2,108 ft	19°	13°	NW	Good
Stump Alley	Blue	741 ft	3,202 ft	19°	14°	NE	Good
South Park	Blue	751 ft	3,871 ft	18°	11°	NE	Average
Water Tank	Blue	372 ft	1,525 ft	18°	14°	E	Below average
X-Course	Blue	393 ft	2,621 ft	18°	9°	NE	Average
Main Park Half Pipe	Blue	203 ft	687 ft	18°	17°	NW	Good
Juniper	Blue	319 ft	1,411 ft	18°	13°	E	Below average
Little Bird	Green	464 ft	3,212 ft	18°	8°	E	Below average
Phantoms Escape	Blue	291 ft	1,393 ft	18°	12°	NE	Average
Round Robin	Blue	457 ft	2,737 ft	18°	10°	E	Below average
Spring Canyon	Green	200 ft	1,437 ft	17°	8°	E	Below average
Ski Back Trail	Green	581 ft	7,933 ft	17°	5°	SE	Below average
New Critters	Blue	179 ft	764 ft	16°	14°	N	Good
Bridges	Blue	469 ft	2,579 ft	16°	11°	E	Below average
Big Bird	Blue	321 ft	3,278 ft	16°	6°	N	Average
Bristlecone	Blue	281 ft	1,364 ft	16°	12°	N	Good
Follow Me	Blue	396 ft	3,442 ft	16°	7°	NE	Good
Mambo	Blue	334 ft	1,766 ft	15°	11°	N	Good
Sleepy Hollow	Green	551 ft	4,016 ft	15°	8°	E	Below average
Chickadee	Blue	327 ft	2,441 ft	15°	8°	NE	Average
Jibs & More	Blue	401 ft	2,471 ft	14°	9°	NE	Average
Easy Rider	Green	405 ft	2,799 ft	14°	8°	N	Average
Repeat	Blue	85 ft	997 ft	14°	5°	E	Below average
Easy Over	Green	166 ft	934 ft	14°	10°	E	Below average
Hansel	Green	236 ft	1,524 ft	14°	9°	E	Below average
Commin Through	Blue	116 ft	1,500 ft	14°	5°	NE	Good
Saint Moritz	Green	182 ft	1,288 ft	13°	8°	N	Average
Comeback Trail	Blue	331 ft	2,102 ft	13°	9°	NE	Average
Clover Leaf	Blue	272 ft	1,464 ft	13°	11°	E	Below average
Jills Run	Green	120 ft	823 ft	12°	8°	N	Average
Pumpkin	Green	519 ft	4,722 ft	12°	6°	E	Below average
Saint Moritz, Mambo	Green	33 ft	304 ft	12°	6°	N	Average
Gretel	Green	348 ft	2,641 ft	12°	8°	E	Below average
Gus Pasture	Green	33 ft	481 ft	11°	4°	NW	Average
Old Comeback Trail	Green	112 ft	874 ft	11°	7°	N	Average
Holiday	Green	296 ft	3,524 ft	9°	5°	SE	Below average
Sesame Street West	Green	191 ft	1,880 ft	8°	6°	NE	Below average

Measured by ZRankings from 1-meter USGS lidar. Steepest pitch is the steepest stretch of about 50 vertical feet along the skiable line; "holds snow" ranks each run's winter sun against every run we've measured. Run lines come from OpenStreetMap.