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Onaqui Wild Horses

  • Writer: Alex Cabrero
    Alex Cabrero
  • Aug 16
  • 5 min read
Horses gather at a trough in a rocky, dry plain with mountains under a clear blue sky.
Some of the wild horses from the Onaqui Herd

(near Simpson Springs, West Desert) When you first see them, it’s tough to describe what you’re looking at. Not because it’s unbelievable, but because there’s something about seeing wild horses roaming free across a vast stretch of Utah’s West Desert that stirs something in you.


Herd of horses grazing on a dry grassland plain, with mountains and a cloudy sky in the background, calm and open.
Wild horses roaming free in the West Desert near Simpson Springs

These are the wild horses of the Onaqui Mountain Herd Management Area near Simpson Springs. Their territory out here is huge. There are more than 240,000 wide open acres of desert and mountains for these horses to roam. Because of all that open space, you might think it would make finding them easy.


It certainly isn't, but that's part of the fun.

Herd of horses grazes across a dry grassland plain, with dusty trails and rocky hills under a blue sky.
A line of horses going to meet their friends

Sometimes the horses are close to the old Pony Express dirt road. Other times, you can drive for miles staring across the desert and wondering where they are. A dark spot in the distance looks like a horse, but as you get closer, it turns into a bush. Or maybe even a cow.


That's where Kylie comes in.


Every time we go looking for the wild horses, somehow she finds them. She was born and raised in Utah and has spent time near horses, so maybe she has some "horse whisperer" thing going on.


Blonde woman in a car looks out at a herd of horses grazing on a dry plain under cloudy mountains.
Kylie, with her car blanket, always finds the horses

Once you do find them, you’re looking at a herd with roots going back more than a century. According to the Bureau of Land Management, early settlers and the cavalry brought horses into this part of Utah in the late 1800's. Brown is still the dominant color, but through the years, other horses have been introduced into the herd to help maintain genetic diversity. Today, you can see sorrels, roans, buckskins, blacks, palominos, grays, and pintos.


Herd of horses grazing in a dry golden pasture under cloudy skies with distant mountains.
Lots of different colors of horses

Sometimes you have to follow a small dirt road to get close to where the herd is hanging out. The horses seem like they're used to vehicles, although a few of them will stop what they’re doing and stare at you. I always imagine those are the protectors of the herd.

Lone brown horse stands on a dry plain with mountains and cloudy sky in the background, calm and still.
This horse kept watching us

One time, we got really lucky finding them. There’s a water trough just off the Pony Express road and when we arrived, the horses were gathered around it drinking. We parked, shut off the car, and just watched.


Suddenly, our windshield became a giant movie screen showing images of the American West. That’s the feeling I was talking about earlier.


Five horses drink from a trough on a rocky plain, with dry grasslands and blue mountains under a clear sky.
Horses drinking from a water trough

As Americans, we grow up hearing stories about the Wild West... of cowboys, explorers, and pioneers making their way across an enormous, untamed landscape. We’ve seen the Hollywood version, too, with John Wayne riding across the screen doing his thing. In all those stories, there were always horses.


Herd of horses grazing on a dry grassland plain with mountains under a cloudy sky, calm and spacious.
Horses just being wild and free

Sitting in our Jeep quietly in the Utah desert and watching this herd drink and slowly walk by brings some of those images back. For a few minutes, it feels like you’re getting a tiny glimpse of something that has mostly disappeared.

Green SUV parked by a herd of horses grazing on a wide plain, with mountains and a cloudy sky in the background.
Watching the horses from our Jeep

Of course, we brought our dog Aspen. She loves seeing the horses, sniffing the air, and occasionally trying to speak to them. I’m pretty sure she wonders how dogs got so big out here.

Woman in sunglasses smiles in a car with a black dog, looking out at a herd of horses in a desert plain.
Aspen on Kylie's lap watching the big dogs in the distance

We’ve also brought Aspen’s friends Molly and Dolly on a couple of trips when we’ve been puppysitting them. Dolly, a pit bull mix, likes to grumble at the horses, which we quickly have to shush her because we would rather not spook several thousand pounds of wildlife.


Molly, a borador like Aspen, couldn’t care less about the horses. She spends most of her time searching the car for a ball.

Smiling couple take a car selfie with three black dogs, one in front, under a sunroof, with open road visible outside.
Molly on Kylie's lap, Dolly in the back middle, myself, and Aspen on the right

There is, of course, a serious and controversial side to the overall story of these horses. There are several herds in Utah and across the West, and how they should be managed has been debated for years. Sometimes, the BLM does roundups and gathers the horses when officials believe populations have grown beyond what the land can sustainably support with sagebrush and vegetation, along with natural and human-made water sources. The BLM wants to keep the Onaqui Mountain herd to between 120 to 210 horses

Two brown horses walk across a dry grassland with mountains under a clear blue sky.
Two horses walking by after drinking lots of water

On the other side, advocates for the wild horses sometimes disagree with those decisions and argue that the herds should be allowed to remain free with as little human intervention as possible.

Even this far out in the desert, you can’t completely escape politics.


While we watched them, though, the horses don’t seem particularly interested in the debate. They’re just being horses.


Horses grazing in a dry grassland plain with mountains and a cloudy sky in the distance.
Lots of open land for the horses to wander

We’ve been fortunate during our visits. A few times, we were the only humans around. Other times, it felt like an outdoor zoo with photographers and visitors lining the roads.

I don’t blame anyone for wanting to see them.


Group of horses standing in shallow water by a sandy shore, with a calm lake behind them.
It was hot on this day and I think they were cooling off

But if you go, remember that these horses really are wild. The BLM asks visitors to stay at least 100 feet away and to never feed or pet them. They’re big, fast and unpredictable. When they run, that might be my favorite part. Seeing an animal as majestic and graceful as a wild horse galloping at full speed and completely free is something else.

Horses of varying colors stand and graze in a dry, open prairie under a muted sky.
Is this a meeting of the herd leaders?

You don’t have to spend much time here. Or you can spend an entire day. We once packed a picnic and ate at the gazebo at the Simpson Springs campground after watching the horses for a while. One time, we were out here when a thunderstorm rolled through. The sounds of thunder rumbled across the desert and with an echo off the mountains is an experience we've only had once, but we'd love to hear it again.

Lone brown horse grazes in a dry grassland plain with rolling mountains under a cloudy sky.
Minding its own business with a buffet of food.

If you find the horses, and get close enough to watch them, I hope you get the same feeling I had... that it's truly a chance to see something that still feels wonderfully out of place in the modern world.

It’s a glimpse of what the American West used to look like. And fortunately, you get to experience it from your car instead of a covered wagon.

Herd of horses drinking at a desert waterhole, with dry plains and distant mountains under a clear blue sky.
Horses hanging out in the water and getting a drink

LOCATION Some of the general locations where we have found them in the past: Open Desert Water Trough Open Desert Near Pony Express Road Pond of Water Simpson Springs Pony Express Station INFORMATION

Herd of horses grazing on dry grassland beneath cloudy mountains, a quiet wide open plain with muted earth tones.
Finding them is part of the fun
Horses graze across a dry golden plain with distant mountains under a cloudy sky, शांत and open landscape.
Storm rolling in
Green SUV parked on a dry plain near a herd of grazing horses, with mountains and cloudy sky in the background.
Finding the horses is a special and unique experience
Four horses graze in a dry golden grassland, with two brown horses in front and two dark horses in the distance.
Eat, sleep, and play
Herd of horses grazing across a dry golden plain under a pale blue sky, with distant mountains and a calm, open landscape.
Wild horses near Simpson Springs

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