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Chisos Mountains at sunrise, Big Bend National Park Photo: Fredlyfish4 / Wikimedia Commons (CC BY-SA 3.0)
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Texas · Est. 1944
Park Map PDF

Big Bend

The Rio Grande carves a giant bend through the Chihuahuan Desert — the Chisos, the only mountain range entirely inside one national park, and some of the darkest skies in the Lower 48.

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Summary
💵
$30
7-day fee
📷
1 live
Camera
Historic Crowd Data
Avg. monthly visitors, 2015–2024 · National Park Service
Jan
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Light Moderate Busy Very Busy
Peak season is March, when around 17% of annual visitors arrive. For lighter crowds, aim for June–September.
Plan Your Visit
⚠️Extreme Heat & Remoteness SafetyDehydration risk
🌡️ NPS's own safety page is blunt: "Dehydration is a serious and deadly reality in the park." Carry at least 1 gallon of water per person per day, especially in the low desert near the Rio Grande. Flash floods can fill narrow canyons and washes fast during storms. Cell service is extremely limited to nonexistent across most of the park — plan accordingly. Wildlife encounters (black bears, mountain lions, venomous snakes) do occur — never run from a large predator. Vehicle collisions with wildlife are also common at night on park roads. NPS safety info ↗
Quick Stats
Elevation Range~1,800–7,825 ft
Highest Point (Emory Peak)7,825 ft
Established1944
Border RiverRio Grande
🪧Park Entrances & Fees2 entrances · $30
North Entrance Usually Open
Persimmon Gap, via Marathon (US-385)
The most common approach, roughly 70 miles south of Marathon through wide open Chihuahuan Desert grassland before reaching Panther Junction.
💡 Long, remote drive with no services — top off gas and water in Marathon before entering.
NPS directions ↗
West Entrance Usually Open
Study Butte / Terlingua, via FM-170
Approach from the funky desert town of Terlingua — the closest entrance to Santa Elena Canyon and the Ross Maxwell Scenic Drive.
💡 No timed-entry system here, unlike many busier western parks — walk up or drive in any time.
NPS directions ↗
Entry Fees · 7-day pass
Vehicle$30
Motorcycle$25
Individual / Foot / Bike$15
Big Bend Annual Pass$55/yr
America the Beautiful$80/yr ($250 non-resident, 2026)
Backcountry permit $10/night · Frontcountry campsite $16/night
🛂Boquillas CrossingFri–Mon 9am–4pm
🚣 A small, legal U.S. Port of Entry sits inside the park, connecting to the Mexican village of Boquillas del Carmen via a hand-rowed boat across the Rio Grande. Currently open Friday–Monday, 9:00 AM–4:00 PM — a passport book or passport card is required (an Enhanced Driver's License is NOT accepted). The rowboat ferry costs $5 round trip, plus a $7 Mexican park entry fee on the far side. Border crossing hours can change without much notice — verify current hours before planning a visit. NPS Boquillas Crossing info ↗
🏕Campground Availability4 areas
A planned 2-year construction project that would have closed the Chisos Basin Lodge, campground, and trails was officially cancelled as of April 1, 2026 — Chisos Basin remains fully open.
Chisos Basin Reservation Only
Sites60 + 7 group
Elevation5,400 ft
NotesThe only campground with meaningfully cooler temps in summer
Book on Recreation.gov ↗
Rio Grande Village Reservation Only
Sites93 + 4 group
ElevationLow, near the river — hot
NotesIncludes 1 ADA site; near Boquillas Canyon
Campground details ↗
Rio Grande Village RV Park Concessionaire
Sites25 full hookup
Max Length38 ft
NotesOperated by Aramark, not on Recreation.gov — call 855-765-1324
Cottonwood Closed for Summer
Sites~30 + 1 group
SeasonClosed ~May–Oct, reopens ~Nov 1
NotesQuiet riverside site near Santa Elena Canyon & Castolon
Campground details ↗
🎒 Backcountry & primitive roadside camping requires a permit (Recreation.gov for most sites; remote high-clearance roads like Old Ore Road require an in-person request at a visitor center). Stay limits: 14 consecutive nights, 28 nights/year.
📍Landmarks & Trailheads8 stops
Chisos Basin Area3 stops
The Window Trail~3 hrs
Moderate 5.6 mi round trip to a pour-off framing the desert below
Lost Mine Trail~3 hrs
Moderate 4.8 mi round trip, one of the park's best views
Chisos Mountains / Emory Peak7,825 ft
The only US mountain range entirely inside one national park
River Canyons3 stops
Santa Elena Canyon~1.5 hrs
Easy trail into the mouth of 1,500-ft limestone canyon walls
Boquillas Canyon~1 hr
Easy trail along the Rio Grande to a towering canyon entrance
Rio Grande Village Nature Trail~30 min
Easy boardwalk loop with river & wetland views
Desert Formations2 stops
The Chimneys~2 hrs
Moderate desert hike to volcanic rock formations & petroglyphs
Balanced Rock (Grapevine Hills)~1.5 hrs
Easy 2.2 mi round trip to a boulder balanced between two rock towers
🥾Things to Do7 categories
Chisos Mountain Hiking5 trails
South RimStrenuous
Big Bend's signature hike, climbing through pine-oak forest to sheer cliffs above the desert floor
12–14.5 mi RT · 2,000 ft gain
Emory PeakStrenuous
Trail to the park's highest point, ending in a short hand-over-hand rock scramble to the 7,825-ft summit
10 mi RT
Boot Canyon TrailStrenuous
High-elevation wooded canyon en route to South Rim; summer nesting habitat for the rare Colima Warbler
3.5 mi one-way
Chisos Basin Loop TrailModerate
Easy loop around the Chisos Basin Trailhead with mountain views
2 mi RT
Window View TrailEasy
Short, paved, wheelchair-accessible overlook of the Window pour-off
0.3 mi RT
Desert Hiking6 trails
Marufo Vega TrailStrenuous
Remote desert loop with views into Boquillas Canyon and Mexico
12 mi RT
Mariscal Canyon Rim TrailStrenuous
Overlooks the park's most remote and least-visited river canyon
6.5 mi RT
Mule Ears Spring TrailModerate
Desert walk to a spring beneath the twin Mule Ears rock peaks
3.8 mi RT
Upper Burro Mesa Pour-off TrailModerate
Descends into a dry desert wash below a pour-off cliff
3.8 mi RT · 500 ft gain
Dog CanyonModerate
Cuts through a narrow break in the Dead Horse Mountains
4 mi RT
Chihuahuan Desert Nature TrailEasy
Short self-guided loop identifying common desert plants
0.5 mi RT
River Trips & Hot Spring5 ways
Santa Elena Canyon FloatPermit required
Day or overnight trip beneath 1,500-ft limestone walls; easy access and striking scenery
Boquillas Canyon Float33 mi · 3-day trip
A great introductory float trip for visitors with less river experience
Mariscal Canyon Float10 mi · Multi-day
Shortest canyon run, with lots of scenery and a little excitement
The Lower Canyons5–10 day trip
Remote, varied float through open desert and deep canyon country
Langford Hot SpringEasy
105°F spring at the ruins of a historic bathhouse on the Rio Grande; soaking only — no soap, glass, or alcohol
0.5 mi RT
Horseback & Stock Use4 rules
Backcountry Stock PermitFree permit
Required for all stock use; obtained in person up to 24 hrs ahead, with current livestock vaccination records
Chisos Mountain TrailsRestricted routes
Horses limited to Laguna Meadow, South Rim & Blue Creek; prohibited on Santa Elena Canyon, Boquillas Canyon & Pine Canyon trails
Hannold Draw CorralReserve on Recreation.gov
The park's only stock corral, holding up to 8 head, 4.8 mi north of Panther Junction
Bring Your Own StockNo outfitters
No horses or pack animals for hire in or near the park
Scenic Drives & Biking4 routes
Ross Maxwell Scenic Drive30 mi paved
Paved road past Sotol Vista, Mule Ears & Tuff Canyon to Castolon and Santa Elena Canyon
Old Maverick Road14 mi dirt
Improved dirt road through the Terlingua Creek badlands to Santa Elena Canyon
Panther Junction – Rio Grande Village (bike)20 mi · 1.5–2.5 hrs
The easiest paved shuttle ride in the park; e-bikes allowed on all roads, no trails
Old Ore Road (bike)Strenuous
Unpaved backcountry route through remote desert
26 mi
Bird Watching3 highlights
450+ Species Documented450+ species
One of the most bird-diverse national parks in the US; only 56 species reside year-round
Colima WarblerBoot Canyon area
Rarely seen elsewhere in the US; nests in the high Chisos country each summer
Prime Birding SpotsYear-round
Cottonwood Campground, Rio Grande Village Nature Trail & Santa Elena Canyon
Colima Warbler
Colima Warbler
Chisos high country only
Vermilion Flycatcher
Vermilion Flycatcher
Cottonwood Campground
Greater Roadrunner
Greater Roadrunner
Desert lowlands
Golden-fronted Woodpecker
Golden-fronted Woodpecker
Riparian corridors
Common Black-Hawk
Common Black-Hawk
Rio Grande Village
Stargazing & Night SkyCertified 2012
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Big Bend was certified an International Dark Sky Park in 2012, and NPS describes it as having "the darkest night skies of any national park in the Lower 48." Since 2022, the park anchors the 3.8-million-acre Greater Big Bend International Dark Sky Reserve — the largest certified dark sky place in the world. Best viewing away from Chisos Basin lights, at Rio Grande Village or along the river roads. NPS night sky info ↗
Rio Grande Conditions2 live gauges
🛶 Useful for gauging canoeing/rafting flow on the Rio Grande through Santa Elena & Boquillas Canyons — no gauge sits directly inside either canyon, but these are the closest live USGS stations.
Rio Grande at Rio Grande Village
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USGS site 08375300 ↗
Rio Grande near Castolon
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USGS site 08374550 ↗
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📞 Phone: (432) 477-2251  ·  Mailing Address: PO Box 129, Big Bend National Park, TX 79834  ·  Official NPS contact page ↗
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