antelope hunting district · Montana Fish, Wildlife & Parks

Antelope Hunting District 420

Montana, 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 Antelope Hunting District 420

Antelope Hunting District 420 is a antelope hunting district in Montana, United States, set by Montana Fish, Wildlife & Parks. It covers about 3,056 km² (1,180 mi²). The town of Lewistown is inside it.

HuntGrid draws its boundary from Montana Fish, Wildlife & Parks's data for the 2026 season. The agency uses this unit system for Pronghorn.

Unit code: 420
Area: 3,056 km²
Area (miles): 1,180 mi²
Boundaries: 2026

Public and protected land mapped inside it

HuntGrid's public land layers map about 647 km² of public or protected land inside it, 21% 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	268	9%
Bureau of Land Management	242	8%
Other or unnamed managers	117	4%
Other or Unknown Local Government	13	under 1%
WAR HORSE NATIONAL WILDLIFE REFUGE	5.2	under 1%
War Horse National Wildlife Refuge	5.2	under 1%
Unknown	1.3	under 1%
Montana Fish, Wildlife & Parks, Region 4	0.5	under 1%
Other or unnamed managers	0.6	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 Montana Fish, Wildlife & Parks's regulations:

Species	Dates	Details
Pronghorn	Aug 15, 2026 to Nov 8, 2026	archery, draw source
Pronghorn	Oct 10, 2026 to Nov 8, 2026	females, draw source
Pronghorn	Oct 10, 2026 to Nov 8, 2026	draw source

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

Official regulations: Montana Fish, Wildlife & Parks

Units around it

Next to it in the same unit system

Other hunting units that cover part of it

What HuntGrid shows for Antelope Hunting District 420

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 Antelope Hunting District 420?

About 3,056 km² (1,180 mi²), as HuntGrid maps Montana Fish, Wildlife & Parks's boundary.

How much public or protected land is in Antelope Hunting District 420?

HuntGrid's public land layers map about 647 km² of public or protected land, 21% 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 Antelope Hunting District 420?

This page lists 3 seasons a person has checked against Montana Fish, Wildlife & Parks's regulations; the official regulations have the final word.

Which units are next to Antelope Hunting District 420?

In the same unit system: Antelope Hunting District 430, Antelope Hunting District 480, Antelope Hunting District 481, Antelope Hunting District 516 and Antelope Hunting District 536.

Sources

Unit boundary: Montana Fish, Wildlife & Parks. Licence: Montana Fish, Wildlife & Parks (published with a no-warranty disclaimer). Boundaries for the 2026 season.

HuntGrid isn't affiliated with Montana Fish, Wildlife & Parks. The official regulations and maps have the final word.