Joshua Tree National Park: Where Two Deserts Collide

There's a moment on Park Boulevard — usually right around Hidden Valley — when the landscape stops looking like Earth. Twisted Joshua trees throw their arms in every direction while granite boulders the size of apartment buildings sit stacked on the flats like a giant's abandoned game. This is where two deserts collide: the high, cooler Mojave in the park's western half, where the Joshua trees grow thick, and the low, hotter Colorado Desert in the east, all creosote flats and cholla gardens. The trees themselves aren't trees at all — they're oversized yuccas, named by Mormon settlers who saw the prophet Joshua raising his arms in prayer. Protected as a national monument in 1936 and upgraded to a national park in 1994, Joshua Tree is park #11 of 63 on our US National Parks scratch-off map — and one of the easiest bucket-list scratches in the West, within a half-day drive of Los Angeles, San Diego, Phoenix, and Las Vegas.

Know before you go

Joshua Tree National Park sits in Southern California about an hour northeast of Palm Springs, with entrances at the towns of Joshua Tree (west), Twentynine Palms (north), and off I-10 at Cottonwood (south). Entry is $30 per vehicle for seven days as of 2026, and unlike many marquee parks there is no timed-entry or reservation system — the park is open 24 hours a day and you can drive in anytime. Prime season runs October through May; summer days routinely top 100°F, and there is no water, gas, or food anywhere inside the park, so you carry in everything. Dogs are not allowed on any hiking trail, and cell service is essentially nonexistent, so download offline maps before you arrive.

How does getting into Joshua Tree work?

This is one of the last big-name parks where you just show up. No timed entry, no lottery — buy a pass at the gate or grab a digital one on recreation.gov before you leave town, and save it to your phone, because there's no signal at the entrance to pull it up. The West Entrance near the town of Joshua Tree is the busiest by far; on spring and holiday weekends the line can back up mid-morning. Two easy workarounds: roll in before 8 a.m., or use the North Entrance at Twentynine Palms, which feeds the same scenic core with a fraction of the wait.

Camping is where planning matters. The park's roughly 500 sites split into five reservation campgrounds — Black Rock, Cottonwood, Indian Cove, Jumbo Rocks, and Ryan, booked on recreation.gov up to six months out at $30–35 per night as of 2026 — and three first-come, first-served camps: Hidden Valley, Belle, and White Tank at $25. The first-come camps fill nearly every weekend from September through May, typically by Friday afternoon, so midweek arrivals win. Belle and White Tank close for the summer, an annual campfire ban runs June 15 to October 1, and sleeping in your car outside a campsite will earn you a citation.

What is Joshua Tree actually like?

The beauty of this park is that one well-planned day on Park Boulevard delivers an absurd amount. Start at Hidden Valley, a one-mile loop through a boulder-ringed basin where cattle rustlers once hid stolen herds — it's the park in miniature. Barker Dam adds a short loop past a historic water tank where bighorn sheep sometimes drink at dawn. If you've got legs for one real climb, make it Ryan Mountain: three miles round trip, about a thousand feet up, and the summit panorama over the whole tumbled landscape is the best view in the park. Drive up to Keys View in the late afternoon, where a paved path overlooks the Coachella Valley, the Salton Sea, and the San Andreas Fault running like a seam down the valley floor.

Then stay for dark. Joshua Tree is a designated International Dark Sky Park, and on a moonless night the Milky Way rises over the silhouetted yuccas like something out of a planetarium. On your way out east, stop at the Cholla Cactus Garden at the transition between the two deserts — go at first light, when the backlit spines glow gold. And everywhere you look, climbers: with thousands of established routes on grippy monzogranite, this is one of the most storied climbing areas in America. Even if you never rope up, the scrambling on formations like Skull Rock and Arch Rock is half the fun of being here.

Can I bring my dog to Joshua Tree?

Only in a limited way. Pets are prohibited on all hiking trails, in the backcountry, and in park buildings — even carried in a backpack. Leashed pets (6-foot leash max) may go within 100 feet of roads, picnic areas, and campgrounds, and the paved Oasis of Mara and Keys View paths are fair game. The sleeper option is the park's network of unpaved roads: anywhere you can drive, you can walk your leashed dog, and Queen Valley Road makes a genuinely scenic dog walk. Mind the ground itself — cholla segments and cactus spines are brutal on paws, pavement scorches in warm months, and coyotes will take an unattended pet, so never leave one tied up or in a vehicle.

Is Joshua Tree good for kids?

It might be the best natural playground in the park system. The scrambling is endless, the trails are short and flat, and the weird scenery keeps kids engaged in a way long forest hikes don't. Hidden Valley, Skull Rock, and Barker Dam are all easy wins under 1.5 miles. Two rules keep the day happy: keep small hands far from cholla — the segments detach at a touch and the barbed spines are miserable to remove — and carry more water than you think you need, because there's none inside the park. If energy craters, the towns of Joshua Tree and Twentynine Palms are 15–20 minutes from the nearest entrances for food and a reset.

How do you stay safe in the desert?

Heat is the real hazard. From June through September, daytime temperatures regularly exceed 100°F; hike at dawn, be done by late morning, and skip midday exertion entirely. Carry at least two liters of water per person even on short walks — more in summer — because the park interior has none. Navigation deserves respect too: the open terrain is laced with social trails, and the boulder piles all start looking alike, so bring a paper map or downloaded GPS track rather than counting on your phone, which will have no service. Watch where you put hands and feet — rattlesnakes shelter in rock shade — and pack layers, because clear desert nights can swing 40 degrees colder than the afternoon.

Frequently asked questions

Do you need a reservation to visit Joshua Tree National Park?

No. As of 2026, Joshua Tree has no timed-entry or reservation system, and the park is open 24 hours a day, year-round. You only need an entrance pass — $30 per vehicle for seven days — bought at the gate or in advance on recreation.gov. Camping is the exception: reservation campgrounds book on recreation.gov up to six months ahead.

What is the best month to visit Joshua Tree?

October through May is the comfortable window, with spring and fall highs around 85°F. March and April bring wildflowers and the biggest crowds; November through February offers crisp, quiet hiking days with freezing nights. Summer visits are possible but limited to early mornings and evenings because of extreme heat.

How many days do you need in Joshua Tree?

One full day covers the signature stops — Hidden Valley, Ryan Mountain, Keys View, and the Cholla Cactus Garden — because they all sit along one scenic road. Two days lets you add Barker Dam, the quieter southern half near Cottonwood Spring, and a proper night of stargazing. Climbers and photographers can happily fill a long weekend.

Can you see the Milky Way in Joshua Tree National Park?

Yes — Joshua Tree is a designated International Dark Sky Park, and on clear, moonless nights the Milky Way is visible to the naked eye. The park's eastern and southern reaches, farthest from Coachella Valley light, offer the darkest skies. New-moon weeks between May and September give the brightest views of the galactic core.

Scratch off park #11

Joshua Tree is the kind of park you can knock out this season — no lottery, no permits, just a tank of gas and a free weekend. When you've watched the sun drop from Keys View, scratch off park #11 on the McSenderson US National Parks scratch-off map and start plotting the next one. Our guide to all 63 national parks helps you build the lifetime list, and if you're stringing together a desert Southwest trip, pair this one with our Grand Canyon National Park guide — it's a straight shot east on I-40.

Ryan Laboy — Co-founder, McSenderson. Single-digit handicap golfer and ten-year skier based in Flagstaff, Arizona. Researches and designs every McSenderson map. hello@mcsenderson.com