Location and surroundings
Jumbo Peak lies in the South Virgin Mountains, part of the Eastern Lincoln County Ranges in the South Great Basin Ranges of the Great Basin Ranges, within the Intermountain West of the North American Cordillera. It is in Clark County, Nevada, United States. By elevation it is the highest of the 11 named peaks in its range, and it is the range high point. The terrain around the summit is arid, with rocky slopes, open desert ridges and scattered water sources.
Neighbouring peaks
- Rattlesnake Peak — 1,473 m, 3.4 km west
- Mica Peak — 1,719 m, 7.0 km north
- Gold Butte — 1,529 m, 7.5 km north
- Garrett Butte — 1,164 m, 8.1 km west
- Mineral Buttes — 1,078 m, 8.1 km west
- Bonelli Peak — 1,601 m, 8.9 km southwest
- Powell Mountain — 777 m, 10.1 km southeast
- Gregg Peak — 754 m, 10.6 km south
Jumbo Peak is higher than all of these nearby summits and buttes. Mica Peak comes closest in height, but it still sits 17 m lower, while the others are clearly lower and spread around the mountain on the west, north, southwest, south and southeast sides.
The view from the summit
Within 25 km, the highest peaks and high points include Gold Cross Peak to the south at 1,030 m, Lava Bed to the northeast at 857 m, Grand Wash to the east at 767 m, Thumb Knob to the east at 634 m, Million Hills to the east at 623 m, and Boundary Hill to the east at 528 m. From Jumbo Peak, these lower summits and ridges help define the wider desert skyline.
The range
Jumbo Peak belongs to the South Virgin Mountains, whose highest peak is Jumbo Peak itself. The range has 11 named peaks, and Jumbo Peak ranks first among them by elevation. In the wider mountain system, the South Virgin Mountains sit within the Great Basin Ranges of the North American Cordillera. For visitors, that means a compact range with a clear high point rather than a long chain of competing summits.
Climate and weather
Climate estimates from NASA POWER for 2001–2020 suggest a hot, dry mountain environment. At the summit, the warmest month is July at about 26 °C, and the coldest is December at about 4 °C. Mean temperatures stay above freezing in every month. Around the mountain, annual precipitation is about 200 mm, with the wettest month in February at about 25 mm and the driest in June at about 0 mm.
Typical hazards in this part of Nevada are heat, strong sun, dry air, loose rock and sudden weather changes. In cooler months, nights can still be cold even when daytime conditions feel mild.
Best time to visit
Because summit temperatures are estimated to stay above freezing all year, Jumbo Peak can be visited in many seasons, but the most comfortable periods are usually the cooler parts of the year and the shoulder seasons. The driest stretch is around June, while February is the wettest month. In practice, visitors should plan for heat management, sun protection and enough water, especially on exposed slopes and ridges.
Nature and wildlife
The mountain sits in a desert range inside Gold Butte National Monument, so the landscape is likely to be a mix of rocky slopes, sparse scrub and open ground with wide views. At this elevation in the Great Basin, vegetation is generally adapted to dryness, with hardy shrubs and scattered desert plants rather than dense forest. Wildlife in such country often includes reptiles, small mammals and birds that use the open terrain and seasonal water sources such as springs.
Guides and organised ascents
For a mountain like Jumbo Peak, a certified guide is usually not essential for experienced hikers, but it can be useful if you want help with route-finding, desert travel, heat management or a longer backcountry outing. In the United States, the national mountain guide association is the American Mountain Guides Association, an IFMGA/UIAGM member, and the national alpine club is the American Alpine Club. Examples of established guiding companies in the country include RMI Expeditions and Exum Mountain Guides.
Some peaks in the United States require registration or permits from the land agency, and rules can vary by area. For a visit here, check the access rules for Gold Butte National Monument before setting out.
Safety and preparation
Jumbo Peak calls for preparation for desert travel rather than technical alpine climbing. Expect heat, strong sun, dry air, loose rock and limited shade, with water sources that should not be assumed to be reliable without checking conditions on the ground. Good footwear, sun protection, navigation tools and extra water are important. For mountain rescue and other emergencies in the United States, call 911; dispatchers can alert the local search and rescue team.
Interesting facts
Jumbo Peak is the highest of the 11 named peaks in the South Virgin Mountains and the range high point. Nearby, Mica Peak is only 17 m lower, which makes it the closest competitor in height. The mountain also sits within Gold Butte National Monument, adding protected-land status to its setting.
FAQ
How high is Jumbo Peak? It rises to 1,736 m.
Where is Jumbo Peak? It is in Clark County, Nevada, United States, in the South Virgin Mountains.
What range is Jumbo Peak part of? It belongs to the South Virgin Mountains, within the Great Basin Ranges and the wider North American Cordillera.
How does Jumbo Peak compare with nearby peaks? It is higher than nearby Rattlesnake Peak, Mica Peak, Gold Butte, Bonelli Peak and the other listed neighbours, and it is the highest peak in its range.
Is there water on the way to Jumbo Peak? Jumbo Spring lies about 1.1 km south of the summit, and another spring is about 1.8 km west. Even so, in this dry country you should carry your own supply; for a day outing, 1.5-3 litres is a sensible range depending on heat and effort.
Are there huts on Jumbo Peak? OpenStreetMap shows no hut or shelter within 2 km of the top, so hikers usually plan the ascent as a day trip or carry their own tent.
Is mobile phone coverage likely on Jumbo Peak? Coverage in the hills is patchy and depends on the operator. On an open summit it may be better than in the valleys, but ridges and broken terrain can still block a signal. Always download maps before setting out, and remember that 112 reaches emergency services over any available network.