Montana Unit 405 Mule Deer Hunting Guide
A Private-Land-Heavy Unit With Real Harvest Numbers
Montana Unit 405 deer hunting sits in a landscape defined more by private ranchland than public access — only 9% of the unit's 301,646 total acres are publicly accessible. Elevation ranges from 2,618 to 3,925 feet, placing hunters in rolling terrain characteristic of eastern Montana's transition zones: open grasslands, coulees, river bottoms, and scattered brush draws that mule deer and whitetail use for cover and travel. This is agricultural country where deer can grow old and large, but where access is the central challenge every hunter must solve before opening day.
Despite the access challenges, Unit 405 produces consistent harvest numbers that are genuinely competitive with better-known Montana units. In 2023, 2,262 hunters took the field and 772 harvested deer — a 34% success rate across the unit. In 2021, 1,936 hunters produced 720 harvested deer at a 37% success rate. These aren't spectacular numbers in isolation, but they reflect a unit where deer are present in sufficient density to reward hunters who solve the access puzzle. Understanding that puzzle — and whether it's solvable for your situation — is the central question for anyone considering applying here.
HuntPilot Analysis: Is Montana Unit 405 Worth Applying For?
The honest answer is: it depends almost entirely on your land access situation.
With 9% public land, Unit 405 is not a DIY walk-in unit. Hunters without private land permission, landowner relationships, or a lease arrangement will find this unit frustrating. The majority of the unit's productive deer habitat sits behind locked gates on private ranchland. If a hunter shows up with a tag and no access plan, they're likely looking at a small sliver of publicly accessible acres competing with other hunters in the same boat.
That said, the unit's harvest data tells a different story for hunters who do have access. Back-to-back years of 34–37% success rates suggest a unit where deer numbers are healthy and the animals aren't experiencing extreme hunting pressure on private ground. For hunters with existing landowner relationships in this part of Montana — or those willing to invest time in knocking on doors and building connections before the season — Unit 405 has genuine upside.
The moderate trophy history for the counties overlapping this unit adds another layer of appeal for hunters targeting quality bucks. This isn't a trophy factory, but it has produced record-class animals over time. Private land often means older age classes, fewer hunter encounters per buck, and larger average body and antler size than comparable public-land units. Hunters chasing a mature buck rather than just filling a tag have reason to look seriously at this unit — provided the access question is answered.
Nonresidents should weigh the cost structure carefully: a nonresident regular deer tag runs $125 plus a $65 license fee (required to apply) and a $5 application fee, bringing the baseline cost before any travel expenses to $195. That's a meaningful investment in a unit where access is uncertain without prior scouting and landowner work.
Bottom line: Unit 405 rewards preparation and relationships. Hunters with private land access should give this unit a hard look. Pure public-land DIY hunters should look elsewhere or plan carefully around the limited public acres available.
Harvest Success Rates
Unit 405's harvest data reflects consistent performance across recent seasons:
- 2023: 2,262 hunters in the field; 772 deer harvested; 34% overall success rate
- 2021: 1,936 hunters in the field; 720 deer harvested; 37% overall success rate
A 34–37% success corridor across two measured seasons is a reliable benchmark. It tells hunters that roughly one in three hunters who draw and show up walks out with a deer. That's not exceptional by some western standards, but it's solid — especially when you consider that a significant portion of the hunting pressure falls on the unit's limited public land, while private-land hunters likely skew toward higher individual success rates.
The hunter count itself is informative. Over 2,200 hunters were in the field in 2023, which is a substantial number for a unit this size. That volume speaks to demand — Unit 405 is not a sleeper unit that nobody knows about. Hunters applying here should go in with realistic expectations about competition both in the draw and in the field.
Trophy Quality
The counties overlapping Montana Unit 405 carry a moderate history of trophy-class deer production. This is not a unit with an outsized reputation for giant bucks, but it has contributed record-class animals over the years, and the mix of private agricultural land and native rangeland creates the kind of nutrition and low pressure that allows some bucks to reach their potential.
Realistically, hunters should calibrate expectations to the unit's character: a private-land agricultural unit at low-to-mid elevation, with consistent but not exceptional trophy production historically. Mature bucks exist here — the habitat supports them — but trophy hunting in Unit 405 requires patience, the right access situation, and some luck. Hunters specifically chasing a wall-hanger buck should evaluate their private land access honestly before committing application fees and travel costs.
Access & Terrain
The terrain in Unit 405 spans elevations from 2,618 to 3,925 feet — manageable country physically, but demanding in terms of logistics. This is not alpine pack-in hunting. The landscape tends toward rolling hills, open flats, agricultural fields, and the kind of broken coulee country that mule deer in eastern and central Montana favor for bedding and escape cover. Whitetail concentrate in river and creek bottoms where vegetation density provides the cover they need.
The 9% public land figure is the defining constraint on DIY hunting here. Hunters who arrive without private access arrangements will find themselves hunting a narrow band of publicly accessible acres. The upside is that the agricultural nature of the private ground means deer often concentrate in and around grain fields, hay ground, and brushy draws adjacent to cropland — so hunters with permission on even modest private acreage can find themselves in productive spots.
There is no wilderness in this unit, and no guide requirement for nonresidents. The terrain is vehicle-accessible for the most part, and hunters who secure private land permission can often hunt effectively from a truck camp or nearby lodging without extensive backcountry gear. Access to good hunting in Unit 405 is a permission problem, not a physical one.
How to Apply
Montana deer hunting in Unit 405 falls under the state's draw system for both residents and nonresidents. Applications are submitted online through Montana Fish, Wildlife & Parks.
For 2026, applications open March 1 and the deadline is April 1, 2026. Draw results are released April 15, 2026. Both the open date and the deadline are firm — hunters who miss the April 1 cutoff are out for that year.
2026 Resident Deer Application Costs:
- Application fee: $5
- License fee: $8.00 (required to apply — must be purchased before or with your application)
- Tag fee (regular): $8–$10 depending on tag type
- Point fee: $2
2026 Nonresident Deer Application Costs:
- Application fee: $5
- License fee: $65.00 (required to apply — must be purchased before or with your application)
- Tag fee (regular): $75–$125 depending on tag type
- Point fee: $20
Note that the license fee is a required component of the application process — it is not optional and must be included. Nonresidents should budget a minimum of $95–$195 in fees before any travel or gear costs are factored in.
Montana uses a bonus points system for deer draws, where additional entries improve draw probability. The $2 (resident) and $20 (nonresident) point fees are worth including in applications to accumulate points in years you don't draw. For current draw odds specific to Unit 405, visit the HuntPilot Montana page to see up-to-date draw statistics by hunt type and residency.
Dates and fees are subject to change. Always verify current application details at the Montana Fish, Wildlife & Parks website before applying.
Frequently Asked Questions
What is the terrain like in Montana Unit 405?
Unit 405 sits at elevations between 2,618 and 3,925 feet in rolling, largely agricultural country. Hunters can expect a mix of open grasslands, grain fields, brushy coulees, and creek or river bottom vegetation. This is not rugged backcountry — the physical demands are modest. The primary challenge is not terrain but access, given that 91% of the unit is private land. Mule deer and whitetail use the coulee systems and creek bottoms extensively for bedding and travel cover.
What is the harvest success rate in Montana Unit 405?
Recent harvest data shows consistent performance: 34% overall success in 2023 (772 deer harvested from 2,262 hunters) and 37% success in 2021 (720 harvested from 1,936 hunters). These rates suggest a unit with a healthy deer population, though individual success will vary significantly depending on the quality of a hunter's land access. Hunters with strong private land permissions will likely outperform the unit average; hunters confined to public ground may see lower success.
How big are the deer in Montana Unit 405?
The counties overlapping Unit 405 have a moderate history of trophy-class deer production. The agricultural and native rangeland mix supports good nutrition, and private land creates lower hunting pressure conditions where mature bucks can reach their potential. Trophy quality is not exceptional compared to the most renowned Montana units, but the unit has produced record-class animals. Hunters who have access to quality private ground and are willing to pass on younger deer have a realistic shot at encountering a mature buck.
Is Montana Unit 405 worth applying for?
Unit 405 is worth applying for if — and really only if — hunters have a realistic plan to access private land. With only 9% of the unit open to public hunting, the experience and success rate on public ground alone is unlikely to justify the investment, particularly for nonresidents paying $195+ in fees before travel. For hunters with existing landowner relationships or a willingness to build them, the unit's consistent 34–37% success rates and moderate trophy history make it a legitimate option. Residents face lower financial risk and may find the unit worth a speculative application even without guaranteed access.
Do nonresidents need a guide to hunt Montana Unit 405?
No. Montana does not have a statewide requirement for nonresidents to hire a guide, and Unit 405 has no wilderness designation (0% wilderness) that would trigger any such requirement. Nonresidents can hunt this unit independently. That said, the private land character of the unit means that working with a local guide or outfitter who has established landowner relationships may be the most practical path to meaningful access for nonresidents who lack their own connections in the area.