GMU · Colorado Parks and Wildlife

GMU 133

Colorado, United States

The map opens on this unit. Turn on Hunting units in Layers to see its boundary with public land, your pins and the forecast.

About GMU 133

GMU 133 is a GMU in Colorado, United States, set by Colorado Parks and Wildlife. It covers about 1,492 km² (576 mi²). No town of the HuntGrid list lies inside it; the nearest is Walsenburg, about 1.2 km from its edge.

HuntGrid draws its boundary from Colorado Parks and Wildlife's data for the 2026 season. The agency's regulations say which species and seasons use it.

Unit code: 133
Area: 1,492 km²
Area (miles): 576 mi²
Boundaries: 2026

Public and protected land mapped inside it

HuntGrid's public land layers map about 272 km² of public or protected land inside it, 18% of the unit. Some protected land is privately owned (a conservation group's, for one). By manager, as the source names it:

Manager	km²	Share
The Nature Conservancy	120	8%
Colorado State Land Board	104	7%
Colorado Parks & Wildlife	43	3%
Bureau of Land Management	5.6	under 1%

Boundaries are approximate and aren't legal descriptions. Public land doesn't always mean you can hunt there: check your local regulations and posted signs.

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

Seasons and regulations

Seasons for this unit that a person has checked against Colorado Parks and Wildlife's regulations:

Species	Dates	Details
American black bear	Sep 2, 2026 to Nov 22, 2026	rifle source
Elk (wapiti)	Oct 24, 2026 to Nov 1, 2026	antlered, rifle source
Mule deer	Oct 24, 2026 to Nov 3, 2026	antlerless, rifle, draw source
Mule deer	Oct 24, 2026 to Nov 3, 2026	antlered, rifle, draw source
White-tailed deer	Oct 24, 2026 to Nov 3, 2026	antlerless, rifle, draw source
White-tailed deer	Oct 24, 2026 to Nov 3, 2026	rifle, draw source
White-tailed deer	Oct 24, 2026 to Nov 3, 2026	antlered, rifle, draw source
White-tailed deer	Oct 24, 2026 to Nov 3, 2026	antlerless, rifle, draw source
Mule deer	Nov 4, 2026 to Dec 31, 2026	archery, draw source
White-tailed deer	Nov 4, 2026 to Dec 31, 2026	archery, draw source
Elk (wapiti)	Nov 7, 2026 to Nov 15, 2026	antlered, rifle source
Elk (wapiti)	Nov 18, 2026 to Nov 22, 2026	antlered, rifle, draw source
Wild turkey	Nov 21, 2026 to Nov 29, 2026	source
Cougar (mountain lion)	Nov 23, 2026 to Mar 31, 2027	source
Pronghorn	Dec 5, 2026 to Dec 13, 2026	females, rifle, draw source

The official regulations have the final word: check them before you hunt.

Official regulations: Colorado Parks and Wildlife

Units around it

Next to it in the same unit system

Other hunting units that cover part of it

What HuntGrid shows for GMU 133

Its boundary on the map; tap inside it for the unit's card with the agency's regulations link.
Public land and the other hunting units in the same view, each with its source.
Season dates once a person has checked them, and legal shooting hours where the rule is checked.
Hourly wind with a scent cone for every stand, and official weather alerts.
Offline maps: download the area and use the map, your pins and the forecast with no signal.

Open in HuntGrid

Questions

How big is GMU 133?

About 1,492 km² (576 mi²), as HuntGrid maps Colorado Parks and Wildlife's boundary.

How much public or protected land is in GMU 133?

HuntGrid's public land layers map about 272 km² of public or protected land, 18% of the unit; the largest share is managed by The Nature Conservancy. Public land doesn't always mean you can hunt there.

Where are the season dates for GMU 133?

This page lists 15 seasons a person has checked against Colorado Parks and Wildlife's regulations; the official regulations have the final word.

Which units are next to GMU 133?

In the same unit system: GMU 85, GMU 128, GMU 134 and GMU 135.

Sources

Unit boundary: Colorado Parks and Wildlife. Boundaries for the 2026 season.

HuntGrid isn't affiliated with Colorado Parks and Wildlife. The official regulations and maps have the final word.