Organ Pipe Cactus National Monument

Usual hours

• Mon–Sun 0:00–0:00

From 56 published days, 2026-10-25 to 2026-12-19; community-mapped.

About

Entrance / day-use fee applies.

This park's official page lists: Store / concessions.

Look closely. Look again. The sights and sounds of Organ Pipe Cactus National Monument, an International Biosphere Reserve, reveal a thriving community of plants and animals. Human stories echo throughout the Sonoran Desert, chronicling thousands of years of desert living. A wilderness hike, a scenic drive, or a night of camping will expose you to a living desert abounding with hidden life.

Official facts

Public access: Open access.

Protected area: 329,138 acres (133,198 ha).

Designation: National Monument. Listed as "Organ Pipe Cactus National Monument" in the Protected Areas Database of the United States. Protection: managed for biodiversity, natural processes allowed (GAP 1). IUCN category V.

Established: 1937.

Managed by: NPS.

U.S. Geological Survey (USGS) Gap Analysis Project (GAP), 2025, Protected Areas Database of the United States (PAD-US) 4.1

At the park

• Camping activity
• Scenic drives & overlooks scenic feature
• Wildlife & bird watching scenic feature
• Hiking trails trail

Before you go

First aid

In-park (mapped location) — First aid station marked on the park map. Confirm the current location with any team member on arrival.

Limits

Yes, service dogs are legally permitted anywhere in a park that visitors can go

⚠ Caution: Pozo Nuevo Road to Bates Well Ranch High Clearance, 4-Wheel Drive Only

High Clearance, 4-wheel drive is required from where Pozo Nuevo Road begins along South Puerto Blanch Drive to Bates Well Ranch area. The road is washed out in areas. Bates Well Ranch is still accessible from the north on Darby Well Road.

⚠ Caution: Feral Dogs May Be Seen in Organ Pipe Cactus National Monument

Feral dogs may be present at the Twin Peaks Campground and around the Kris Eggle Visitor Center. Visitors should not attempt to feed or water these dogs or approach them in any way as they may carry disease or become hostile.

⚠ Park closure: Temporary Road Closures in Effect

The following roads are temporary closed: West Border Road (Roosevelt Reservation) from the Lukeville Port of Entry west to Quitobaquito Springs, East Border Road (Roosevelt Reservation) from the Lukeville Port of Entry east to the Santa Rosa Mountains, and Camino de Dos Republicas. See Alerts for more info.

Park alert: Potential Delays Due to Area Construction

Visitors traveling on South Puerto Blanco Drive should use extreme caution due to increased traffic and ongoing construction along the road leading to Quitobaquito. Please observe the posted 25 mph speed limit.

Getting there

The Kris Eggle Visitor Center is located on Highway 85 approximately 25 miles south of Why, AZ and 5 miles north of Lukeville, AZ, just before the US-Mexico Border.

Weather & when to go

Summer months are hot, with temperatures exceeding 100F during the day and night-time temperatures in the high 70's. Winter months are milder, with temperatures in the 70s during the day and 30's to 40's in the evening.

Visitor center

Ajo Mountain Drive Stop 1

Visitor center

Kris Eggle Visitor Center

Visitor center

Kris Eggle Visitor Center

Visitor center

Kris Eggle Visitor Center

Visitor center

Kris Eggle Visitor Center

Visitor center

Kris Eggle Visitor Center — The monument is always open. All trails, scenic drives, and campgrounds are accessible to the public 24 hours a day. The Kris Eggle Visitor Center is open daily, 7 days a week, 8:00 am - 4:00 pm from May 1st to October 31st, and switches to 9:00 am - 5:00 pm from November 1 to April 30th. — The Kris Eggle Visitor Center is located approximately 25 miles south of Why, AZ on Highway 85, and 5 miles north of the Lukeville Port of Entry.

Facilities on the park map

2 bench, 1 first aid kit, 1 first aid station, 8 picnic area, 7 restroom, 6 visitor information, 1 water fountain.

Where to stay

• Twin Peaks Campground Twin Peaks Campground is the main, developed campground at Organ Pipe Cactus National Monument, located 1.5 miles from the Kris Eggle Visitor Center and Highway 85. Twin Peaks Campground has 34 tent-only sites and 174 sites for RVs, and several sites can accommodate RVs up to 45 feet in length. Restrooms have running water and some have solar-heated showers. Hookups for electricity, water, or sewe · 208 campsites · Accessibility: 12 sites are accessible. All restrooms and drinking water facilities within the 208 site campground are fully accessible. 4 sites have picnic tables specially…
• Alamo Canyon Campground Alamo Canyon Campground is a secluded, four-site campground nestled against rocky mountains at the mouth of Alamo Canyon. This primitive campground features picnic tables, grills, a tent area at each site, and a vault toilet located near bulletin boards. It is only for tent camping or small car camping; no RVs, trailers or generators are allowed. · 4 campsites · Accessibility: The restroom (vault toilet) is ADA accessible and open 24 hours. Accessible parking is available near the restroom on a paved pad.

History

Opened

1937

• Park opened