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Places Still in use Since 1865

The McDowells: Scottsdale's Mountain Range and the General Behind It

The McDowells are the mountains Scottsdale wakes up facing: a long, brown, boulder-strewn range northeast of town with radio towers on Thompson Peak. The name honors a Civil War general who lost the first big battle of that war and never lived in Arizona. The Yavapai call the range Wi:kajasa, and it is sacred to them.

Illustration for The McDowells: places

In one line

The McDowells: The McDowell Mountains, the roughly 25-mile range on Scottsdale's northeast edge between the city and Fountain Hills, topped by East End at 4,069 feet. Most of the Scottsdale side is now the McDowell Sonoran Preserve. Locals just say 'the McDowells.'

Also called McDowell Mountains, the McDowell range, Wi:kajasa.

The 30-second version

  • The McDowell Mountains run about 25 miles between Scottsdale and Fountain Hills; the highest point is East End, at 4,069 feet.
  • Thompson Peak, at 3,984 feet, is the summit everyone recognizes, because of the Maricopa County radio towers on top.
  • The name traces to Major General Irvin McDowell, honored by Camp McDowell, set up on the Verde River in 1865 and renamed Fort McDowell in 1867.
  • In the Yavapai language the range is Wi:kajasa, and Wikipedia describes it as a sacred marker to the Yavapai people.
  • Scottsdale's McDowell Sonoran Preserve, protected since 1994, now covers more than 30,500 acres with over 230 miles of trails.

Shelf

Places

Status

Still in use

In official or everyday use today.

On record since

1865

Who said it first

The range carries the name of Union general Irvin McDowell, most likely by way of Fort McDowell, established on the Verde River in 1865

What it means

The McDowells are Scottsdale’s mountains. They run along the city’s northeast edge like a long brown wall, separating Scottsdale from Fountain Hills, and they are the backdrop for half the city’s real estate photos: granite boulders, saguaro slopes and, on Thompson Peak, a cluster of radio towers that makes the range easy to find from almost anywhere in town.

Locals drop “Mountains” and the first name. “Look at the McDowells tonight” means the sunset glow on the range from your patio. “We hiked the McDowells” means a trail in the Preserve. “North of the McDowells” is a vague direction for the far north country around Tom’s Thumb and Rio Verde. The range also gives its name to a road, a master-planned community, a county park and the city’s signature land preserve.

For trails, trailheads and rules, read the McDowell Sonoran Preserve guide; for the hardest hike in the range, the Thompson Peak guide.

Where you’ll meet it

Real estate listings selling “McDowell views,” the Preserve’s ballot history, and on the far side of the range at McDowell Mountain Regional Park in Fountain Hills.

Where the word came from

The name is a soldier’s. In 1865, California Volunteers set up an Army post on the Verde River, east of the range, to protect travel routes through the Salt and Gila valleys. They called it Camp McDowell, after Major General Irvin McDowell, the Union commander beaten at the First Battle of Bull Run in 1861 who later commanded the Army’s Department of the Pacific. It became Fort McDowell in 1867. Supply trails linked it to Fort Whipple at Prescott, and the post’s name spread across the map: to the mountains on its western horizon and, later, to McDowell Road, which ADOT confirms is named for the general.

We found no record of who first wrote “McDowell Mountains” on a map, or exactly when. The most likely path is the obvious one, from the general to the fort to the range the soldiers looked at every evening. McDowell himself never lived here.

The range had names long before the Army arrived. In the Yavapai language it is Wi:kajasa, and Wikipedia describes it as a sacred marker for the Yavapai people, whose Fort McDowell Yavapai Nation now holds the land around the old post.

What it is not

The McDowells are not Camelback, the red-and-gray hump in the middle of the Valley, and not Four Peaks, the four-pointed ridge farther east that often holds winter snow. Fort McDowell, the Yavapai community and casino on the Verde, is a separate place east of the range, covered under Camp McDowell and Fort McDowell.

The fine print

The range is about 25 miles long, framed roughly by Saddleback Mountain to the south and Granite Mountain to the north, and its rocks date back roughly five million years to the Miocene, according to Wikipedia’s summary. Its high point is East End, at 4,069 feet. Thompson Peak, at 3,984 feet, is lower but owns the skyline because of the county’s communications towers. McDowell Peak, Sunrise Peak and Rock Knob fill out the ridgeline.

Most of the Scottsdale side is now public. Voters taxed themselves to buy it, the city says the land has been protected since 1994, and the McDowell Sonoran Preserve has grown past 30,500 acres with more than 230 miles of trails and ten developed trailheads. The nonprofit McDowell Sonoran Conservancy, founded in 1991, is the city’s official partner in caring for it. The east slope is Maricopa County’s regional park, which charges for entry.

Pronunciation is not a trap, for once: mick-DOW-ul, like the general.

The lexicon entries this one leans on.

Where you'll meet it on this site

The guides that carry the full story.

The McDowells by the numbers

4,069 ft

Highest point (East End)

About 25 miles

Range length

30,500+

Preserve acreage

Questions people actually ask

Who are the McDowell Mountains named after?

Union Major General Irvin McDowell, the commander defeated at the First Battle of Bull Run in 1861. Camp McDowell, founded on the Verde River in 1865 and renamed Fort McDowell in 1867, carried his name first, and the range almost certainly took it from the post.

What is the tallest peak in the McDowell Mountains?

East End, at 4,069 feet. Thompson Peak, at 3,984 feet, is lower but far better known because of the radio towers on its summit, which you can see from most of Scottsdale.

Can you hike in the McDowell Mountains?

Yes. The Scottsdale side is the McDowell Sonoran Preserve, free from sunrise to sunset, with over 230 miles of trails and ten developed trailheads. The east side is McDowell Mountain Regional Park, run by Maricopa County, which charges an entry fee.

Are the McDowells in Scottsdale?

Mostly. The west and north slopes are inside Scottsdale and largely protected in the Preserve, while the east side falls in Fountain Hills and the county regional park. The Fort McDowell Yavapai Nation lies farther east along the Verde River.

Where this comes from

The record behind the entry.

Vernacular & LexiconThe Verde RiverHonorHealthSunrise Trail (and Sunrise Peak)Granite MountainFour PeaksGateway LoopSaguaroTrailhead

Facts checked: October 2, 2026 • Curated by the Scottsdale.tips editors • Plain-English explainer. Usage changes faster than the record; corrections are welcome.

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