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  • Lake Ladora Dave Showalter 220 x 120

    Wildlife Drive

    Explore the Refuge on our 9-mile Wildlife Drive self-guided auto route to see deer, bison, raptors, song birds and more!

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  • Monarch Butterfly 220 x 120

    Save the Monarch Butterfly

    North American monarch butterflies are in trouble due in part to loss of milkweed habitat.

    Learn More

  • Calf between females

    Refuge Video

    Take a closer look at the Refuge before your visit by watching our short video

    Refuge Video

  • Volunteer with kids and fish 220x120

    Volunteer For Wildlife!

    Explore the many exciting volunteer opportunities available at the Refuge.

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Hours of Operation

Refuge and Visitor Center Hours

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The Refuge is open sunrise to sunset seven days a week and is open most federal holidays (closed only on Thanksgiving, Christmas and New Year’s Day)! The Visitor Center is open Wednesdays - Sundays from 9:00 am to 4:00 pm (closed on all federal holidays). Call 303-289-0930 for more information. We hope to see you at the Refuge soon!

Trail/Wildlife Drive Map

About the Complex

Rocky Mountain Arsenal Complex

The Rocky Mountain Arsenal Complex consists of three National Wildlife Refuges.

Rocky Mountain Arsenal is managed as part of the Rocky Mountain Arsenal Complex.

Learn more about the complex 

About the NWRS

National Wildlife Refuge System


The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.

Learn more about the NWRS  

Follow NWRS Online


General Information

  • Wild News Nature Programs

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    Check out our nature programs, tours, hands-on activities, news and more.Best of all, these programs are free! To receive an electronic copy, send your e-mail address to Include in the subject line Wild News.

    Wild News Nature Programs
  • International Migratory Bird Day Event!

    International Migratory Bird Day 2015

    Celebrate the arrival of our migratory, feathered friends at our free event on Saturday, May 16, 2015, 9:00 am – 1:00 pm! Activities include morning guided bird hikes (8:30 am to 10:00 am; reservation required), an outdoor migration obstacle course, kids activity tables to make binoculars and bird feeders, a scavenger hunt, an indoor mist netting activity, and an auditorium program from Wild Wings Environmental Education about why and how birds migrate from 10:00 am – 11:00 am, which includes live birds of prey! It’s a free event and no reservations are needed with the exception of the bird hikes. For more details or to reserve your spot on a bird hike call the Visitor Center at 303-289-0930.

  • Let's Go Fishing!

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    The 2015 catch-and-release fishing season is underway on Tuesdays, Saturdays, and Sundays. For information about rules, regulations and permit click on the link below.

    Learn More
  • Spring Fun in the Visitor Center Discovery Room

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    Explore the new seasonal activities, crafts and hands-on displays in the Discovery Room. Make an animal mask, frog mobile, bird or fish craft. Paint with watercolors at our art station. At the sit down learning table discover food webs and see what's new to investigate under our microscopes!

Page Photo Credits — Three Bison - © Rich Keen/DPRA, Mule Deer in Tall Grass - © Vaughn Cottman, Kids Fishing with Refuge Volunteer - USFWS, Wildlife Viewing Tour - Ed Tagliente/USFWS, Visitor Center - Melissa Van Dreese/USFWS, Soaring Bald Eagle - © Rich Keen/DPRA
Last Updated: Apr 17, 2015
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