National Wildlife Refuge · Colorado · FWS Region 6

Rocky Mountain Arsenal National Wildlife Refuge Hunting & Fishing Guide 2026–27

Rocky Mountain Arsenal National Wildlife Refuge is located in Adams County, Colorado, with about 14,801 acres of land owned in fee by the U.S. Fish and Wildlife Service. For the 2026–2027 season, all 1 mapped hunt unit are listed as closed to hunting.

1 closedPermit required
View hunt map Directions Official website ↗
1hunt units
0huntable acres
14.8KFWS-owned acres
0game categories

Rocky Mountain Arsenal NWR hunt unit map

Hunt units are colored by 2026–2027 status. Toggle layers for FWS-owned land, the approved refuge boundary and private easements. Use satellite imagery to scout marshes, timber edges and access points.

Loading interactive map…
OpenSpecial regulationsClosedFWS-owned landWPA (public)Refuge boundaryEasement (private) Tip: switch to Satellite or USGS Topo in the layer menu · click the map for GPS coordinates
Take it into the field: KML (Google Earth / onX) GPX waypoints GeoJSON

Hunting at Rocky Mountain Arsenal NWR

  • Big Game
  • Waterfowl
  • Wild Turkey
  • Upland Birds
  • Migratory Birds
  • Small Game
  • Feral & Exotic
  • Fishing

The U.S. Fish and Wildlife Service does not list any hunting opportunities for this station. Fishing is available — freshwater fishing. A refuge permit is required for at least some activities, in addition to your state license.

Hunt units (1)

Acreage by status
Closed: 15,992 (100%)0huntable acres
  • Closed15,992 ac 100%
UnitStatusAcresPermitDetails
Closed Closed 15,992 Required Fishing opportunities.

Permits & licenses

Refuge permit

Required

Fishing opportunities.

You'll also need

  • A valid Colorado hunting license and any required tags or stamps — Colorado Parks and Wildlife
  • Hunter education certification where your state requires it
  • The current refuge hunt brochure / regulations (often must be signed and carried)

Fishing at Rocky Mountain Arsenal NWR

  • 🐟 Freshwater fishing

Fishing season is the first Saturday in April to November 30. Catch-and-release fishing is available on Lake Mary (8 acres) and Lake Ladora (47 acres) on Tuesdays, Saturdays and Sundays.

State fishing licenses and regulations apply. Some waters close seasonally to protect wildlife.

How to get to Rocky Mountain Arsenal NWR

Navigate

Destination: Rocky Mountain Arsenal National Wildlife Refuge (FWS reference point)

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Decimal
39.83456, -104.81872
DMS
39°50′04.4″N 104°49′07.4″W

Download for GPS / onX / Google Earth:KMLGPX

Nearest towns

  • Denver, CO11 mi NE of town
  • Fort Collins, CO54 mi S of town
  • Colorado Springs, CO69 mi N of town
  • Cheyenne, WY90 mi S of town

Closest airports

  • DEN Denver Intl8.1 mi
  • COS Colorado Springs71 mi

Straight-line distances. Driving routes are longer; many refuge roads are gravel and may close seasonally.

The navigation point is the station reference location published by USFWS — often the headquarters or main entrance. For a specific hunt unit, open its page or click it on the map for coordinates and parking planning.

Sunrise, sunset & shooting hours

Today at Rocky Mountain Arsenal NWR

Legal light*–
Sunrise–
Sunset–

*½ hour before sunrise — the standard federal shooting-hour start for migratory game birds. Times in Denver local time.

Full season calculator →

2026–2027 season sun table

DateShooting lightSunriseSunsetDaylight
Tue, Sep 1, 20265:56 AM6:26 AM7:32 PM13h 07m
Tue, Sep 15, 20266:09 AM6:39 AM7:10 PM12h 31m
Thu, Oct 1, 20266:24 AM6:54 AM6:43 PM11h 50m
Thu, Oct 15, 20266:38 AM7:08 AM6:21 PM11h 13m
Sun, Nov 1, 20265:57 AM6:27 AM4:58 PM10h 32m
Sun, Nov 15, 20266:13 AM6:43 AM4:44 PM10h 01m
Tue, Dec 1, 20266:31 AM7:01 AM4:35 PM9h 35m
Tue, Dec 15, 20266:43 AM7:13 AM4:35 PM9h 22m
Fri, Jan 1, 20276:50 AM7:20 AM4:44 PM9h 24m
Fri, Jan 15, 20276:48 AM7:18 AM4:57 PM9h 38m
Mon, Feb 1, 20276:38 AM7:08 AM5:16 PM10h 09m

Computed for 39.835, -104.819 (MDT / DST-aware). Check state rules — big game hours vary.

7-day hunting weather

Loading National Weather Service forecast…

Forecast from the National Weather Service. Wind direction matters — plan your approach downwind of where game beds.

Rocky Mountain Arsenal NWR FAQ

Is hunting allowed at Rocky Mountain Arsenal NWR?

The U.S. Fish and Wildlife Service does not currently list hunting opportunities at Rocky Mountain Arsenal National Wildlife Refuge. All mapped units are closed to hunting.

Do I need a permit to hunt Rocky Mountain Arsenal NWR?

Yes — Rocky Mountain Arsenal National Wildlife Refuge requires a refuge permit for some or all hunting. You also need the appropriate state hunting license and, for waterfowl, a Federal Duck Stamp.

Can you fish at Rocky Mountain Arsenal NWR?

Yes. Fishing is permitted (freshwater fishing). State fishing licenses and regulations apply along with refuge rules.

Where is Rocky Mountain Arsenal NWR located?

Rocky Mountain Arsenal National Wildlife Refuge is in Adams County, Colorado, about 11 miles NE of Denver, CO (straight-line). GPS: 39.83456, -104.81872.

What are legal shooting hours at Rocky Mountain Arsenal NWR?

Migratory game bird shooting hours are generally one-half hour before sunrise to sunset; big game and other seasons follow state rules. See the sunrise/sunset table on this page and confirm in the refuge hunt brochure.

Nearby refuges & public land

Two Ponds NWR

Jefferson County, CO · 15 mi W

1 closed
No hunting listed

Rocky Flats NWR

Jefferson County, CO · 21 mi W

1 special1 closed
🦌

3.1K huntable acres

Arapaho NWR

Jackson County, CO · 95 mi NW

2 special3 closed
🦌🦆🐦🕊️🐇🎣

15.4K huntable acres

Leadville NFH

Lake County, CO · 96 mi SW

1 open
🦌🦆🐦🕊️🐇🎣

3.1K huntable acres

Hutton Lake NWR

Albany County, WY · 104 mi NW

2 special1 closed
🦌🦆🦃🐦🐇

1.7K huntable acres

Wyoming Toad Conservation Area

Albany County, WY · 106 mi NW

1 closed
No hunting listed

All refuges in Colorado →

Data: USFWS National Hunt Units 2026–2027, Hunting & Fishing Opportunities, Realty Boundaries & Tracts. Page updated September 29, 2026.