Visit Us

National wildlife refuges offer us all a chance to unplug from the stresses of daily life and reconnect with our natural surroundings. Discover all that Rocky Mountain Arsenal National Wildlife Refuge has to offer and best of all it's FREE to visit! 

What to do if you have.....

30 Minutes: Hike the 1 mile Discovery Trail starting at the Visitor Center back patio, or hike Lake Mary Loop Trail (0.6 miles) with a boardwalk and piers overlooking the water.

45 - 60 Minutes: Take the 11-mile Wildlife Drive. Listen to the Wildlife Drive podcast along the way. 

1 - 1.5 Hours: Hike 0.6 mile Lake Mary Loop Trail and take the 11-mile Wildlife Drive.

2+ Hours: Take the 11-mile Wildlife Drive; park at one of the parking lots on 64th Avenue and hike the Lake Ladora Loop Trail or Rocky Mountain Greenway Trail.

See Wildlife Drive and Trails Map below


The Refuge offers a variety of wildlife-related activities seasonally or year-round. Click on the activity links below for details.

Related Documents

Fishing Regulations Brochure

Rocky Mountain Arsenal National Wildlife Refuge has catch-and-release fishing from the first Saturday in April through November 30 daily from sunrise to sunset. The brochure contains general information, license requirements, fee requirements, and a list of fish species.

Junior Ranger Booklet English

Earn your Junior Ranger badge! Download the booklet or stop by the Visitor Center Information Desk and pick up your Junior Ranger booklet. Complete at least 4 activity pages to earn your official Rocky Mountain Arsenal National Wildlife Refuge Junior Ranger badge. If you are printing the booklet...

Junior Ranger Booklet Spanish

Gana tu insignia de Guardabosques Junior! Descarga el folleto o pasa por el Centro de Visitantes para recoger tu folleto de Guardabosques Junior. Completa al menos 4 páginas de actividades para ganar tu insignia oficial de Guardabosques Junior del Refugio de Vida Silvestre Rocky Mountain Arsenal...

Other Facilities in the Complex

Rules and Policies

Visitor safety and wildlife conservation are top priorities at the Colorado Front Range National Wildlife Refuge Complex. At times, sections of the Refuges may be closed on short notice due to wildlife needs, weather, or special projects. The Refuges are subject to federal, state, and local laws and regulations.

To help make your visit safe and enjoyable, click on the the View All Rules and Policies below for details about permitted and prohibited activities. You can also call the Visitor Center at 303-289-0930 (open Wednesday through Sunday from 9 am - 4 pm), and monitor the website for current hours of operation and alerts before visiting. We hope you enjoy your visit to the Refuge!


Rocky Mountain Arsenal National Wildlife Refuge
6550 Gateway Road Commerce City, CO 80022-4327
Driving Directions

From Quebec Street, turn east on Prairie Parkway. From Prairie Parkway turn north on Gateway Road. Follow Gateway Road to the Refuge entrance.

Refuge Hours
Sunrise to Sunset
Thanksgiving, Christmas, and New Year's Day
Christmas Eve and New Year's Eve
Close at 12:30 pm
Visitor Center Hours
Wednesday through Sunday (closed on federal holidays)
9:00 am - 4:00 pm