bighorn sheep hunting unit · North Dakota Game and Fish Department
Bighorn Sheep Unit B4
North Dakota, 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 Bighorn Sheep Unit B4
Bighorn Sheep Unit B4 is a bighorn sheep hunting unit in North Dakota, United States, set by North Dakota Game and Fish Department. It covers about 4,423 km² (1,708 mi²). No town of the HuntGrid list lies inside it; the nearest is Watford City, about 0.4 km from its edge.
HuntGrid draws its boundary from North Dakota Game and Fish Department's data for the 2026 season. The agency uses this unit system for Bighorn sheep.
- Unit code
- B4
- Area
- 4,423 km²
- Area (miles)
- 1,708 mi²
- Boundaries
- 2026
Public and protected land mapped inside it
HuntGrid's public land layers map about 1,483 km² of public or protected land inside it, 34% 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 |
|---|---|---|
| Forest Service Region 01 Northern | 1,115 | 25% |
| Unknown | 206 | 5% |
| National Park Service | 95 | 2% |
| Bureau of Land Management | 62 | 1% |
| Omaha | 31 | under 1% |
| Other or Unknown Local Government | 0.0 | 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 North Dakota Game and Fish Department's regulations:
| Species | Dates | Details |
|---|---|---|
| Bighorn sheep | Oct 30, 2026 to Nov 13, 2026 | males, firearm, draw source |
| Bighorn sheep | Nov 14, 2026 to Dec 31, 2026 | males, firearm, draw source |
The official regulations have the final word: check them before you hunt.
Units around it
Next to it in the same unit system
Other hunting units that cover part of it
- Mountain Lion Zone 1
- Sandhill Crane Unit 1
- Pronghorn Unit 1D (pronghorn hunting unit)
- Deer Unit 3B1 (deer hunting unit)
- Zone 4 Southwest (nonresident waterfowl zone)
- Deer Unit 4A (deer hunting unit)
- Deer Unit 4B (deer hunting unit)
- Deer Unit 4C (deer hunting unit)
- Pronghorn Unit 9A (pronghorn hunting unit)
- Turkey Unit 13 (turkey hunting unit)
- Turkey Unit 27 (turkey hunting unit)
- Elk Unit E2 (elk hunting unit)
- High Plains Unit (duck hunting unit)
- Moose Unit M6 (moose hunting unit)
- Moose Unit M11 (moose hunting unit)
- Western Canada Goose Zone (early Canada goose zone)
- Bobcat Zone 1 (bobcat harvest zone)
What HuntGrid shows for Bighorn Sheep Unit B4
- 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.
Questions
How big is Bighorn Sheep Unit B4 (bighorn sheep hunting unit)?
About 4,423 km² (1,708 mi²), as HuntGrid maps North Dakota Game and Fish Department's boundary.
How much public or protected land is in Bighorn Sheep Unit B4?
HuntGrid's public land layers map about 1,483 km² of public or protected land, 34% of the unit; the largest share is managed by Forest Service Region 01 Northern. Public land doesn't always mean you can hunt there.
Where are the season dates for Bighorn Sheep Unit B4?
This page lists 2 seasons a person has checked against North Dakota Game and Fish Department's regulations; the official regulations have the final word.
Which units are next to Bighorn Sheep Unit B4?
In the same unit system: Bighorn Sheep Unit B3 and Bighorn Sheep Unit B5.
More on huntgrid.net
Sources
Unit boundary: North Dakota Game and Fish Department. Boundaries for the 2026 season.
HuntGrid isn't affiliated with North Dakota Game and Fish Department. The official regulations and maps have the final word.