Idaho › Hunting seasons › Units › Unit 37A
Lemhi Zone · 2 counties
Hunting Unit 37A in Idaho
Everything IDFG prints for Unit 37A: 16 hunt numbers, 19 general rows and 2021 to 2025 results across Lemhi and Custer.
Photo: Bureau of Land Management Idaho (CC BY 2.0)
Mapping Unit 37A
Read on the Hunt Planner, Unit 37A runs to 223,274 acres; the GIS overlay puts 82% of that ground in Lemhi County. A hunter in Unit 37A can be standing in any of 2 counties, with Lemhi the largest piece at 82%.
| County piece | Unit % | County % | Boundary text |
|---|---|---|---|
| Lemhi County | 82% | 6% | Yes |
| Custer County | 18% | 1% | Yes |
The IDFG Salmon Region runs Unit 37A; its nearest desk for the unit is the Salmon Region Office in Salmon.
Region, elk zone and boundary counties from the IDFG Hunt Planner unit page; acreage from the Hunt Planner hunt page; shares from the IDFG Game Units layer over Census county lines (GIS measures); office from the IDFG offices page; data read November 11, 2026, checked November 12, 2026.
Zones and rules in Unit 37A
- Buy the Lemhi A or B tag for general elk in Unit 37A; the zone also holds 3 other units.
- Unit 37A counts toward the Southern Mountains wolf zone (10 units). Hunting and trapping dates differ for public and private land.
- No CWD zone or mandatory testing rule names Unit 37A for 2026.
See the zone: Lemhi Zone · Wolf zones · CWD Management Zone
Elk zone from the Hunt Planner unit page and elk zone list; wolf zone from the IDFG Wolf Zones layer; CWD: CWD rules, Big Game 2026 p. 9; 2026 CWD changes; checked November 12, 2026.
Unit 37A controlled hunts
IDFG's 2026 hunt areas put 16 drawn hunts inside Unit 37A: 7 deer, 3 elk, 2 pronghorn, 2 bighorn sheep, 1 moose and 1 mountain goat. Their tags add up to 773, some shared with other units. 5 of them stay inside this unit; the rest also cover neighbouring units.
Applications for deer, elk, pronghorn and fall bear run May 1 to June 5; a second period runs August 5 to 15, with results by August 25. The moose, sheep and goat lines are 2026 hunts from the 2025 & 2026 brochure.
A bighorn sheep ram on a rocky slope with ewes behind
Deer, archery (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 1070 | 21-1 | Archery | Aug 1 to Sep 30, 2026 | Antlered | 10 | 11 units | p. 24 | Antlered only, Motorized Hunting Rule Applies in Units 29 and 37A, See idfg.idaho.gov/hunt/access/motorized-vehicles |
Deer, extra antlerless (2)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 1136 | 36A-1X | Any Weapon | Aug 30 to Oct 31, 2026 | Antlerless | 200 | 36A, 36B, 37, 37A | p. 28 | White-tailed deer only, Motorized Hunting Rule Applies in Unit 37A, See idfg.idaho.gov/hunt/access/motorized-vehicles |
| 1137 | 36A-1X | Any Weapon | Nov 1 to Dec 31, 2026 | Antlerless | 200 | 36A, 36B, 37, 37A | p. 28 | White-tailed deer only, Motorized Hunting Rule Applies in Unit 37A, See idfg.idaho.gov/hunt/access/motorized-vehicles |
Deer, muzzleloader (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 1085 | 29-1 | Muzzleloader | Nov 25 to Dec 9, 2026 | Antlered | 63 | 29, 37A | p. 25 | Antlered only |
Deer, outfitter allocated (2)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 1157 | 21-1 | Archery | Aug 1 to Sep 30, 2026 | Antlered | 1 | 11 units | p. 30 | Archery only, Motorized Hunting Rule Applies in Units 29 and 37A, See idfg.idaho.gov/hunt/access/motorized-vehicles |
| 1163 | 29-1 | Muzzleloader | Nov 25 to Dec 9, 2026 | Antlered | 2 | 29, 37A | p. 30 | Muzzleloader only |
Deer, youth only – extra antlerless (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 1112 | 36A-1X | Any Weapon | Aug 30 to Dec 31, 2026 | Antlerless | 75 | 36A, 36B, 37, 37A | p. 26 | White-tailed deer only, Motorized Hunting Rule Applies in Unit 37A, See idfg.idaho.gov/hunt/access/motorized-vehicles |
Elk, antlered (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 2013 | 37A | Any Weapon | Oct 1 to Oct 31, 2026 | Antlered | 100 | Only here | p. 51 | Motorized Hunting Rule Applies, See Pages 104 – 106 |
Elk, antlerless (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 2080 | 37A | Any Weapon | Dec 10 to Dec 31, 2026 | Antlerless | 45 | Only here | p. 53 | — |
Elk, outfitter allocated (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 2189 | 37A | Any Weapon | Oct 1 to Oct 31, 2026 | Antlered | 5 | Only here | p. 59 | Antlered only, Motorized Hunting Rule Applies, See Pages 104 – 106 |
Pronghorn, archery (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 4027 | 28-1 | Archery | Aug 15 to Sep 15, 2026 | Bucks Only | Unlimited | 28, 36B, 37, 37A | p. 66 | Buck only, Motorized Hunting Rule Applies in Unit 37A, See Pages 104 – 106 |
Pronghorn, either sex (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 4005 | 37-1 | Any Weapon | Sep 25 to Oct 24, 2026 | Antlerless or Antlered | 60 | 29, 37, 37A | p. 64 | — |
Moose, antlered (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 3050 | 29 | Any Weapon | Aug 30 to Nov 23, 2026 | Antlered | 8 | 6 units | p. 10 | — |
Bighorn sheep, ram (2)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 5019 | 37A | Any Weapon | Aug 30 to Oct 13, 2026 | Rams Only | 2 | Only here | p. 19 | — |
| 5028 | 37AL | Any Weapon | Oct 14 to Oct 31, 2026 | Rams Only | 1 | Only here | p. 19 | — |
Mountain goat, either sex (1)
| Hunt | Area | Weapon | Dates | Bag | Tags 2026 | Units | Brochure | Notes |
|---|---|---|---|---|---|---|---|---|
| 6014 | 37A | Any Weapon | Aug 30 to Nov 12, 2026 | Either-sex | 1 | 29, 37A, 51, 58 | p. 26 | — |
Hunt numbers, dates, bags and 2026 tags from the Idaho Big Game 2026 Seasons and Rules and the Moose, Bighorn Sheep and Mountain Goat 2025 and 2026 brochure (page links per row); units and notes from each Hunt Planner hunt page; draw periods from the brochure draw rules; checked November 12, 2026.
Unit 37A general hunt calendar
Over-the-counter big game in Unit 37A means deer, elk, black bear, mountain lion, gray wolf and wild turkey, 19 lines in all. General any-weapon deer opens October 10, 2026 and the last such line closes October 31, 2026.
Deer (7)
| Tag or type | Weapon | Dates | Bag | Area | Notes | Now |
|---|---|---|---|---|---|---|
| Regular tag | Any Weapon | Oct 10 to Oct 24, 2026 | Antlered | This unit | — | |
| Regular tag | Any Weapon | Oct 10 to Oct 31, 2026 | Antlerless | This unit | Youth hunt ONLY on Private Land ONLY | |
| White-tailed tag | Archery | Aug 30 to Sep 30, 2026 | Antlerless or Antlered | This unit | Motorized Hunting Rule Applies. | |
| White-tailed tag | Any Weapon | Oct 10 to Oct 31, 2026 | Antlered | This unit | Very limited access. Motorized Hunting Rule Applies. | |
| White-tailed tag | Any Weapon | Oct 10 to Oct 31, 2026 | Antlerless | This unit | Youth Hunt ONLY. Motorized Hunting Rule Applies. | |
| White-tailed tag | Short-Range Weapons | Nov 1 to Dec 9, 2026 | Antlered | This unit | Very limited access. Motorized Hunting Rule Applies. | |
| White-tailed tag | Short-Range Weapons | Nov 1 to Dec 31, 2026 | Antlerless | This unit | Very limited access. Motorized Hunting Rule Applies. |
Elk (3)
| Tag or type | Weapon | Dates | Bag | Area | Notes | Now |
|---|---|---|---|---|---|---|
| A tag | Any Weapon | Aug 1 to Oct 31, 2026 | Antlerless | 29, 37, 37A | Units 29, 37 and 37A ONLY on or within 1 mile of private irrigated agricultural lands. | |
| A tag | Archery | Aug 30 to Sep 30, 2026 | Antlerless or Antlered | 29, 37, 37A, 51 | — | |
| A tag | Muzzleloader | Nov 25 to Dec 9, 2026 | Antlerless | 29, 37, 37A, 51 | — |
Black bear (2)
| Tag or type | Weapon | Dates | Bag | Area | Notes | Now |
|---|---|---|---|---|---|---|
| Fall 2026 | Any weapon | Aug 30 to Oct 31, 2026 | One black bear per tag; females with young protected | 29, 30, 30A, 36A, 37, 37A | Dogs prohibited: Oct 1 – Oct 31 | |
| Spring 2027 | Any weapon | Apr 15 to Jun 15, 2027 | One black bear per tag; females with young protected | 29, 30, 30A, 36A, 37, 37A | Dogs prohibited: Oct 1 – Oct 31 |
Mountain lion (1)
| Tag or type | Weapon | Dates | Bag | Area | Notes | Now |
|---|---|---|---|---|---|---|
| Lion tag | Any weapon | Jul 1, 2026 to Jun 30, 2027 | One mountain lion per tag; females with spotted kittens protected | 29, 37A | Dogs prohibited: July 1 – Aug 29; Oct 1 – Nov 8 |
Gray wolf (5)
| Tag or type | Weapon | Dates | Bag | Area | Notes | Now |
|---|---|---|---|---|---|---|
| Hunting, private land | Hunting | Jul 1, 2026 to Jun 30, 2027 | Per wolf tag (see brochure for tag limits) | Statewide | — | |
| Trapping, private land | Trapping | Jul 1 to Nov 30, 2026 | Per wolf tag (see brochure for tag limits) | 38 units | — | |
| Trapping, private land | Trapping | Dec 1, 2026 to Feb 28, 2027 | Per wolf tag (see brochure for tag limits) | 38 units | — | |
| Trapping, public land | Trapping | Jul 1 to Nov 30, 2026 | Per wolf tag (see brochure for tag limits) | 38 units | — | |
| Trapping, public land | Trapping | Dec 1, 2026 to Feb 28, 2027 | Per wolf tag (see brochure for tag limits) | 38 units | — |
Wild turkey (1)
| Tag or type | Weapon | Dates | Bag | Area | Notes | Now |
|---|---|---|---|---|---|---|
| Spring youth | — | Apr 8 to May 25, 2027 | Male or bearded turkey | 9 units | — |
On general elk tags, Unit 37A has 3 A and 0 B lines. Left out: 2 wolf trapping lines whose printed dates end June 30, 2026.
Lemhi A/B lines (4)
| Tag | Weapon | Dates | Bag | Zone tags | In Unit 37A |
|---|---|---|---|---|---|
| A tag | Any Weapon | Aug 1 to Aug 29, 2026 | Antlerless | — | No |
| A tag | Any Weapon | Aug 1 to Oct 31, 2026 | Antlerless | — | Yes |
| A tag | Archery | Aug 30 to Sep 30, 2026 | Antlerless or Antlered | — | Yes |
| A tag | Muzzleloader | Nov 25 to Dec 9, 2026 | Antlerless | — | Yes |
Season rows from the Idaho Big Game 2026 Seasons and Rules (deer, elk, black bear, mountain lion, wolf) and the Upland Game, Turkey and Furbearer 2026 and 2027 brochure (turkey), with unit lists from the Hunt Planner; over-the-counter sales from the brochure; checked November 12, 2026.
Unit 37A harvest, 2021 to 2025
Deer on general tags, 2025: 58 from Unit 37A, against 60 the year before.
The 2025 general elk total for the unit is 45, with 284 hunters afield.
2025 also brought 5 black bear and 1 mountain lion from Unit 37A.
IDFG reports this harvest by unit and by hunt, never by county.
General deer and elk, 2025
| Kind and method | Taken | Hunters | Success | Days | Antlered | Antlerless |
|---|---|---|---|---|---|---|
| Deer, Any Weapon | 48 | 184 | 26% | 819 | 48 | — |
| Deer, Archery | 10 | 37 | 27% | 233 | 10 | — |
| Deer, Muzzleloader | 0 | 18 | 0% | 77 | — | — |
| Deer, All Weapons Combined | 58 | 239 | 24% | 1,129 | 58 | 0 |
| Elk, Any Weapon | 19 | 128 | 15% | 729 | — | 19 |
| Elk, Archery | 21 | 115 | 18% | 777 | 17 | 4 |
| Elk, Muzzleloader | 6 | 41 | 15% | 203 | — | 6 |
| Elk, All Weapons Combined | 45 | 284 | 16% | 1,709 | 17 | 29 |
Year by year
| Year | Deer (all weapons) | Elk (all weapons) | Black bear | Mountain lion | Gray wolf | Spring turkey |
|---|---|---|---|---|---|---|
| 2021 | 71 | 45 | 3 | 1 | — | — |
| 2022 | 38 | 47 | 6 | 1 | — | — |
| 2023 | 25 | 46 | 5 | 3 | — | — |
| 2024 | 60 | 107 | 12 | 1 | — | — |
| 2025 | 58 | 45 | 5 | 1 | — | — |
Results for the drawn hunts (14)
| Hunt | Species | 2021 | 2022 | 2023 | 2024 | 2025 | Hunters 2025 | Success 2025 |
|---|---|---|---|---|---|---|---|---|
| 1070 | Deer | 16 | 14 | 22 | — | 6 | 10 | 60% |
| 1136 | Deer | 2 | 46 | 9 | 23 | 46 | 120 | 38% |
| 1137 | Deer | 2 | 32 | 34 | 19 | 45 | 124 | 36% |
| 1085 | Deer | 18 | 37 | 14 | 28 | 24 | 59 | 41% |
| 1157 | Deer | 34 | 46 | 2 | 0 | 0 | 1 | 0% |
| 1163 | Deer | 1 | 1 | 4 | 4 | 1 | 2 | 50% |
| 1112 | Deer | 27 | 27 | 17 | 23 | 9 | 32 | 28% |
| 2013 | Elk | 30 | 34 | 25 | 26 | 49 | 92 | 53% |
| 2080 | Elk | 69 | 33 | 118 | 94 | 15 | 37 | 41% |
| 2189 | Elk | 5 | 16 | 3 | 2 | 4 | 5 | 80% |
| 4027 | Pronghorn | 14 | 13 | 1 | — | 45 | 216 | 21% |
| 4005 | Pronghorn | 9 | 6 | 56 | 53 | 51 | 59 | 86% |
| 3050 | Moose | 0 | 0 | 0 | — | 8 | 8 | 100% |
| 6014 | Mountain goat | 2 | 2 | 2 | 2 | 1 | 1 | 100% |
White-tailed deer fawn in tall grass
IDFG Hunt Planner harvest statistics 2021-2025 (2025 pages linked): general deer, general elk, black bear, mountain lion, gray wolf, turkey, controlled deer, controlled elk, controlled pronghorn, controlled moose, controlled mountain goat; data read November 11, 2026, checked November 12, 2026.
Unit 37A public ground
Unit 37A overlaps 7 mapped land records, from WMAs (0) and Access Yes! ground (0) to national forest units (3) and BLM ground (4).
Leave Bayhorse State Park and Land of the Yankee Fork State Park out of any plan: these closed places lie in the unit's counties.
Land records and their units from IDFG, USFS, BLM, USFWS and IDL sources (see each land page); closed places from the Big Game 2026 Seasons and Rules and 18 U.S.C. 1165 for tribal land; checked November 12, 2026.
Around Unit 37A
Expect a long drive to Unit 37A, with no listed town inside or close to it.
A calm side channel of the Salmon River below a snow-dusted peak at Eightmile
Sharing a county with Unit 37A, closest centres first:
| Unit | Shared counties | Elk zone | Deer 2025 | Hunts |
|---|---|---|---|---|
| Unit 28 | Custer, Lemhi | Salmon | 568 | 16 |
| Unit 21 | Lemhi | Salmon | 405 | 10 |
| Unit 21A | Lemhi | Salmon | 202 | 10 |
| Unit 30 | Lemhi | Beaverhead | 288 | 13 |
| Unit 30A | Lemhi | Beaverhead | 30 | 13 |
| Unit 29 | Lemhi | Lemhi | 253 | 16 |
| Unit 36B | Custer | Salmon | 383 | 13 |
| Unit 27 | Custer, Lemhi | Middle Fork | 307 | 12 |
Towns and their units from places.json (Census places joined to the IDFG Game Units layer); 2025 deer from the Hunt Planner; checked November 12, 2026.
When hunting light starts in Unit 37A
IDFG allows big game, wolf and upland game animals from half an hour before sunrise to half an hour after sunset; for Unit 37A that window is worked out below with the NOAA solar formula on Mountain Time.
| Date | Season point | Sunrise | Sunset | Hours |
|---|---|---|---|---|
| Aug 1, 2026 | General elk opener | 6:21 a.m. MT | 9:04 p.m. MT | 5:51 a.m. MT to 9:34 p.m. MT |
| Aug 30, 2026 | Archery deer opener | 6:55 a.m. MT | 8:19 p.m. MT | 6:25 a.m. MT to 8:49 p.m. MT |
| Sep 15, 2026 | Chukar opener and general deer opener | 7:13 a.m. MT | 7:49 p.m. MT | 6:43 a.m. MT to 8:19 p.m. MT |
| Oct 19, 2026 | Duck opener | 7:55 a.m. MT | 6:46 p.m. MT | 7:25 a.m. MT to 7:16 p.m. MT |
| Dec 21, 2026 | Shortest day | 8:10 a.m. MT | 4:57 p.m. MT | 7:40 a.m. MT to 5:27 p.m. MT |
Hours rule from the Idaho Big Game 2026 Seasons and Rules (wolf and upland game animals: same rule, wolf, upland); time zone from 49 CFR 71.9; sunrise and sunset worked out for this location with the NOAA solar formula (Mountain Time); migratory bird hours: IDFG migratory bird table; checked November 12, 2026. Legal hours for every county.
Unit 37A in brief
Are wolf seasons set by zone in Unit 37A?
No. IDFG sets them by unit and land type; zones are for analysis.
Must deer shot in Unit 37A go in for a CWD sample?
No, the 2026 sampling list leaves it out.
Are there WMAs in Unit 37A?
None in our records.
Which towns sit within the boundary of Unit 37A?
None on our list.
Which IDFG office covers Unit 37A?
Salmon Region Office.
What counties fall inside Unit 37A on the IDFG map?
Lemhi County and Custer County; Lemhi County holds 82% of the unit by the GIS overlay.
Is Unit 37A an A tag or a B tag unit?
Both tags exist for the Lemhi Zone; 3 A and 0 B lines reach this unit.
Which hunt in Unit 37A has the most tags?
Hunt 1137, with 200 tags.
Which deer tags work in Unit 37A?
Regular tag and white-tailed tag.
How did hunters do in Unit 37A last season?
24% deer success on general tags.
Can I use a general bear tag in Unit 37A?
Yes, in the dates in the table.
Answers drawn from the IDFG sources cited on this page; checked November 12, 2026.
Other photos on this page: daveynin (CC BY 2.0); USFWS Mountain Prairie (Public domain); Bureau of Land Management Idaho (CC BY 2.0).