Colorado › Hunting seasons › GMUs › GMU 4

2026-27 seasons by unit

Colorado GMU 4: seasons, codes and harvest

Moffat County and Routt County hold all of its 468 square miles. Seasons, codes, 2024 harvest and the public land inside, unit by unit.

468Square miles
93Hunt codes
379Elk taken 2024
2Counties

Photo: Matthew Dillon (CC BY 2.0)

GMU 4 by county

Colorado Parks and Wildlife draws GMU 4 at 299,214 acres, about 468 square miles. Moffat County carries the largest piece, 77%, and the unit falls in the CPW Northwest Region.

The split by county is Moffat 77% and Routt 23%.

CountySquare milesOf the unitOf the county
Moffat County357.977%8%
Routt County108.923%5%

CPW manages herds by data analysis unit (DAU). GMU 4 sits in D-2 for deer, E-2 for elk, A-9 for pronghorn, M-9 for moose, B-4 for bear and L-NW for lion.

468Square miles
299,214Acres
D-2Deer DAU
E-2Elk DAU
A-9Pronghorn DAU
M-9Moose DAU
B-4Bear DAU
L-NWLion DAU

Area, county overlap and DAU codes from the CPW GMU and DAU GIS layers (overlay with Census county lines); boundary text in the 2026 Big Game brochure GMU descriptions; checked November 5, 2026.

What applies in GMU 4

YesElk APR
SelectedElk CWD test
2Lion group
75Lion limit
OTCSpring turkey
OTCFall turkey
NoLynx area
MountainTerrain
2OTC elk rows
  • Antler point restriction: bulls taken in GMU 4 need 4 points on one antler or a brow tine of 5 inches or more, in every season.
  • Mandatory CWD testing: some rifle elk hunt codes valid in GMU 4 require a free head submission in 2026.
  • Lions here count toward group 2, which closes once 75 are taken across its 12 units.
  • Turkey status here: spring turkey is OTC; fall turkey is OTC.
  • OTC elk: 2 over-the-counter elk rows include GMU 4 (Second rifle bull and Third rifle bull).

From the elk antler point list, the 2026 mandatory elk CWD GMUs, the 2026-2027 Mountain Lion brochure, the 2026 Turkey brochure and the Small Game brochure lynx rules (CPW); checked November 5, 2026. Guides: antler point GMUs, CWD testing, lion groups, turkey units.

GMU 4 season calendar

86 season rows name GMU 4: 35 elk, 27 deer, 10 pronghorn, 4 moose, 7 black bear, 1 mountain lion and 2 wild turkey. The code count is for the whole row across Colorado.

GameHuntOpenKindCodes in row
Elk
Archery either sex
limited
Sep 2–30Limited40
Elk
Archery either sex
private land only
Sep 2–30Private only13
Elk
Muzzleloader cow
limited
Sep 12–20Limited69
Elk
Muzzleloader cow
private land only
Sep 12–20Private only2
Elk
Muzzleloader either sex
limited
Sep 12–20Limited19
Elk
Muzzleloader either sex
private land only
Sep 12–20Private only2
Elk
Rifle cow
RFW
Oct 3–7RFW1
Elk
Rifle either sex
RFW
Oct 3–Dec 22RFW1
Elk
Rifle either sex
RFW
Oct 7–Dec 26RFW1
Elk
Rifle cow
limited
Oct 14–18Limited48
Elk
Rifle either sex
limited
Oct 14–18Limited16
Elk
Rifle either sex
private land only
Oct 14–18Private only19
Elk
Rifle cow
RFW
Oct 24–28RFW2
Elk
Rifle cow
limited
Oct 24–Nov 1Limited89
Elk
Rifle cow
private land only
Oct 24–Dec 31Private only1
Elk
Rifle either sex
RFW
Oct 24–Dec 16RFW1
Elk
Second rifle bull
OTC
Oct 24–Nov 1OTC—
Elk
Rifle cow
limited
Nov 7–15Limited93
Elk
Third rifle bull
OTC
Nov 7–15OTC—
Elk
Rifle bull
limited
Nov 18–22Limited57
Elk
Rifle cow
limited
Nov 18–22Limited90
Elk
Rifle either sex
limited
Nov 18–22Limited26
Elk
Rifle cow
RFW
Nov 28–Dec 2RFW2
Elk
Rifle either sex
RFW
Nov 28–Dec 9RFW1
Elk
Rifle either sex
RFW
Nov 28–Jan 6RFW1
Elk
Rifle either sex
RFW
Nov 28–Dec 7RFW1
Elk
Rifle cow
RFW
Dec 5–9RFW3
Elk
Rifle cow
RFW
Dec 12–16RFW3
Elk
Rifle either sex
RFW
Dec 12–21RFW1
Elk
Rifle cow
RFW
Dec 18–22RFW1
Elk
Rifle cow
RFW
Dec 19–23RFW2
Elk
Rifle cow
RFW
Dec 19–Jan 6RFW1
Elk
Rifle either sex
RFW
Dec 19–30RFW1
Elk
Rifle cow
RFW
Dec 26–30RFW1
Elk
Rifle cow
RFW
Jan 2–6RFW1
Deer
Archery either sex
limited
Sep 2–30Limited29
Deer
Muzzleloader buck
limited
Sep 12–20Limited62
Deer
Muzzleloader doe
limited
Sep 12–20Limited34
Deer
Rifle doe
RFW
Sep 30–Oct 9RFW1
Deer
Rifle either sex
RFW
Sep 30–Oct 9RFW1
Deer
Rifle doe
RFW
Oct 3–7RFW1
Deer
Rifle either sex
RFW
Oct 3–Dec 22RFW1
Deer
Rifle buck
RFW
Oct 7–Dec 23RFW1
Deer
Rifle doe
RFW
Oct 7–Dec 23RFW1
Deer
Rifle buck
limited
Oct 24–Nov 1Limited71
Deer
Rifle doe
RFW
Oct 24–Dec 16RFW1
Deer
Rifle doe
limited
Oct 24–Nov 1Limited34
Deer
Rifle either sex
RFW
Oct 24–Dec 16RFW1
Deer
Rifle either sex
private land only
Oct 24–Nov 1Private only11
Deer
Rifle buck
limited
Nov 7–15Limited71
Deer
Rifle doe
limited
Nov 7–15Limited35
Deer
Rifle either sex
private land only
Nov 7–15Private only11
Deer
Rifle buck
limited
Nov 18–22Limited59
Deer
Rifle doe
limited
special/split season
Nov 18–22Limited3
Deer
Rifle either sex
private land only
Nov 18–22Private only5
Deer
Rifle either sex
RFW
Nov 21–30RFW1
Deer
Rifle doe
RFW
Nov 28–Dec 2RFW1
Deer
Rifle doe
RFW
Nov 28–Dec 7RFW1
Deer
Rifle either sex
RFW
Nov 28–Dec 9RFW1
Deer
Rifle doe
RFW
Dec 5–9RFW1
Deer
Rifle doe
RFW
Dec 12–16RFW1
Deer
Rifle either sex
RFW
Dec 12–21RFW1
Pronghorn
Archery buck
limited
Aug 15–Sep 20Limited24
Pronghorn
Rifle buck
RFW
Aug 29–Sep 2RFW1
Pronghorn
Rifle buck
RFW
Sep 16–20RFW1
Pronghorn
Rifle buck
RFW
Sep 19–23RFW1
Pronghorn
Rifle buck
private land only
Sep 19–Oct 4Private only6
Pronghorn
Muzzleloader buck
limited
Sep 21–29Limited35
Pronghorn
Rifle buck
RFW
Sep 26–30RFW1
Pronghorn
Rifle buck
RFW
Oct 3–7RFW1
Pronghorn
Rifle buck
limited
Oct 3–11Limited66
Pronghorn
Rifle buck
RFW
Oct 24–28RFW1
Moose
Archery cow
limited
Sep 12–30Limited36
Moose
Muzzleloader cow
limited
Sep 12–20Limited36
Moose
Rifle cow
limited
Oct 1–14Limited36
Moose
Season choice (archery/muzzleloader/rifle) bull
limited
Oct 1–14Limited19
Black bear
Archery either sex
limited
Sep 2–30Limited35
Black bear
Archery either sex
OTC
Sep 2–30OTC15
Black bear
Rifle either sex
limited
Sep 2–30Limited34
Black bear
Muzzleloader either sex
limited
Sep 12–20Limited35
Black bear
Muzzleloader either sex
OTC
Sep 12–20OTC15
Black bear
Rifle either sex
private land only
Oct 1–Nov 22Private only15
Black bear
Rifle either sex
OTC
Oct 14–Nov 22OTC12
Mountain lion
Lion season
Nov 23–Mar 31Limited—
Wild turkey
Spring
OTC (2026)
Apr 11–May 31OTC—
Wild turkey
Fall
OTC
Sep 1–Oct 4OTC—

Season rows from the 2026 Colorado Big Game brochure (deer p. 30, elk p. 45, pronghorn p. 63, moose p. 68, bear p. 72), the Turkey brochure and the Mountain Lion brochure; checked November 5, 2026.

GMU 4 hunt codes by species

The brochure tables carry 93 codes good in GMU 4 (39 elk, 27 deer, 10 pronghorn, 10 moose and 7 black bear). Some were drawn for a neighbouring unit and simply include this one.

Draw pressure varies: 2 of the 93 codes are marked 6+ points, 10 are private-land-only.

Elk archery, 2

CodeAnimalLicenseDaysList2025 take
E-E-003-P1-AEither sexPrivate land only
Sep 2–30
A
64 of 293
E-E-004-O1-AEither sexLimited
Sep 2–30
A
107 of 399

Elk muzzleloader, 4

CodeAnimalLicenseDaysList2025 take
E-E-004-O1-MEither sexLimited
Sep 12–20
A
33 of 94
E-E-004-P1-MEither sexPrivate land only
Sep 12–20
A
17 of 50
E-F-004-O1-MCowLimited
Sep 12–20
A
15 of 51
E-F-004-P1-MCowPrivate land only
Sep 12–20
B
6 of 18

Elk rifle, 33

CodeAnimalLicenseDaysList2025 take
E-E-004-W1-REither sexRFW (residents)
Oct 3–7
Dec 18–22
A—
E-F-004-W5-RCowRFW (residents)
Oct 3–7
A—
E-E-003-W1-REither sexRFW (residents)
Oct 7–11
Dec 19–26
A—
E-E-003-O1-REither sexLimited
Oct 14–18
A—
E-E-003-P1-REither sexPrivate land only
Oct 14–18
A
119 of 256
E-F-003-O1-RCowLimited
Oct 14–18
A
97 of 220
E-E-005-W2-REither sexRFW (residents)
Oct 24–28
Dec 12–16
A—
E-F-003-P5-RCowPrivate land only
Oct 24–Dec 31
B
94 of 229
E-F-004-O2-RCowLimited
Oct 24–Nov 1
A
71 of 247
E-F-005-W2-RCowRFW (residents)
Oct 24–28
A—
E-M-000-U2-RBullOTC
Oct 24–Nov 1
A
4,558 of 23,668
E-F-004-O3-RCowLimited
Nov 7–15
A
81 of 249
E-M-000-U3-RBullOTC
Nov 7–15
A
2,096 of 17,371
E-E-004-O4-REither sexLimited
Nov 18–22
A—
E-F-003-O4-RCowLimited
Nov 18–22
A
73 of 348
E-M-012-O4-RBullLimited
Nov 18–22
A
67 of 321
E-E-004-W2-REither sexRFW (residents)
Nov 28–Dec 2
Jan 2–6
A—
E-E-214-W2-REither sexRFW (residents)
Nov 28–Dec 2
Dec 5–9
A—
E-E-441-W1-REither sexRFW (residents)
Nov 28–Dec 7
A—
E-F-214-W2-RCowRFW (residents)
Nov 28–Dec 2
A—
E-F-214-W4-RCowRFW (residents)
Dec 5–9
A—
E-F-441-W1-RCowRFW (residents)
Dec 5–9
A—
E-E-004-W3-REither sexRFW (residents)
Dec 12–21
A—
E-F-004-W1-RCowRFW (residents)
Dec 12–16
A—
E-F-005-W4-RCowRFW (residents)
Dec 12–16
A—
E-F-441-W2-RCowRFW (residents)
Dec 12–16
A—
E-F-004-W3-RCowRFW (residents)
Dec 18–22
A—
E-E-003-W3-REither sexRFW (residents)
Dec 19–23
Dec 26–30
A—
E-F-003-W1-RCowRFW (residents)
Dec 19–23
A—
E-F-004-W2-RCowRFW (residents)
Dec 19–23
Jan 2–6
A—
E-F-441-W3-RCowRFW (residents)
Dec 19–23
A—
E-F-003-W3-RCowRFW (residents)
Dec 26–30
A—
E-F-003-W5-RCowRFW (residents)
Jan 2–6
A—

Deer archery, 1

CodeAnimalLicenseDaysList2025 take
D-E-003-O1-AEither sexLimited
Sep 2–30
A
109 of 452

Deer muzzleloader, 2

CodeAnimalLicenseDaysList2025 take
D-F-003-O1-MDoeLimited
Sep 12–20
A
4 of 8
D-M-003-O1-MBuckLimited
Sep 12–20
A
37 of 91

Deer rifle, 24

CodeAnimalLicenseDaysList2025 take
D-E-004-W2-REither sexRFW (residents)
Sep 30–Oct 9
A—
D-F-004-W2-RDoeRFW (residents)
Sep 30–Oct 9
A—
D-E-004-W1-REither sexRFW (residents)
Oct 3–7
Dec 18–22
A—
D-F-004-W1-RDoeRFW (residents)
Oct 3–7
A—
D-F-003-W1-RDoeRFW (residents)
Oct 7–11
Dec 19–23
A—
D-M-003-W1-RBuckRFW (residents)
Oct 7–11
Dec 19–23
A—
D-E-003-P2-REither sexPrivate land only
Oct 24–Nov 1
A
338 of 447
D-E-005-W2-REither sexRFW (residents)
Oct 24–28
Dec 12–16
A—
D-F-004-O2-RDoeLimited
Oct 24–Nov 1
A
4 of 9
D-F-005-W2-RDoeRFW (residents)
Oct 24–28
Dec 12–16
A—
D-M-004-O2-RBuckLimited
Oct 24–Nov 1
A
70 of 200
D-E-003-P3-REither sexPrivate land only
Nov 7–15
A
413 of 587
D-F-004-O3-RDoeLimited
Nov 7–15
A
5 of 7
D-M-004-O3-RBuckLimited
Nov 7–15
A
96 of 156
D-E-004-P4-REither sexPrivate land only
Nov 18–22
A
45 of 66
D-F-004-S4-RDoeLimited, split
Nov 18–22
A
6 of 9
D-M-004-O4-RBuckLimited
Nov 18–22
A
16 of 28
D-E-441-W1-REither sexRFW (residents)
Nov 21–30
A—
D-E-214-W2-REither sexRFW (residents)
Nov 28–Dec 2
Dec 5–9
A—
D-F-214-W2-RDoeRFW (residents)
Nov 28–Dec 2
A—
D-F-441-W1-RDoeRFW (residents)
Nov 28–Dec 7
A—
D-F-214-W4-RDoeRFW (residents)
Dec 5–9
A—
D-E-004-W3-REither sexRFW (residents)
Dec 12–21
A—
D-F-004-W3-RDoeRFW (residents)
Dec 12–16
A—

Pronghorn archery, 1

CodeAnimalLicenseDaysList2025 take
A-M-004-O1-ABuckLimited
Aug 15–Sep 20
A
7 of 15

Pronghorn muzzleloader, 1

CodeAnimalLicenseDaysList2025 take
A-M-004-O1-MBuckLimited
Sep 21–29
A
6+ pts
12 of 15

Pronghorn rifle, 8

CodeAnimalLicenseDaysList2025 take
A-M-004-W2-RBuckRFW (residents)
Aug 29–Sep 2
A—
A-M-003-W1-RBuckRFW (residents)
Sep 16–20
A—
A-M-004-P5-RBuckPrivate land only
Sep 19–Oct 4
B
16 of 20
A-M-441-W1-RBuckRFW (residents)
Sep 19–23
A—
A-M-214-W2-RBuckRFW (residents)
Sep 26–30
A—
A-M-004-O1-RBuckLimited
Oct 3–11
A
6+ pts
14 of 14
A-M-004-W1-RBuckRFW (residents)
Oct 3–7
A—
A-M-005-W2-RBuckRFW (residents)
Oct 24–28
A—

Moose archery, 2

CodeAnimalLicenseDaysList2025 take
M-F-007-O1-ACowLimited
Sep 12–30
A
4 of 9
M-F-191-O1-ACowLimited
Sep 12–30
A
0 taken

Moose muzzleloader, 3

CodeAnimalLicenseDaysList2025 take
M-F-007-O1-MCowLimited
Sep 12–20
A
3 of 4
M-F-019-O1-MCowLimited
Sep 12–20
A
2 of 2
M-F-191-O1-MCowLimited
Sep 12–20
A
0 taken

Moose rifle, 3

CodeAnimalLicenseDaysList2025 take
M-F-007-O1-RCowLimited
Oct 1–14
A
10 of 13
M-F-019-O1-RCowLimited
Oct 1–14
A
4 of 9
M-F-020-O1-RCowLimited
Oct 1–14
A
2 of 4

Moose season choice, 2

CodeAnimalLicenseDaysList2025 take
M-M-004-O1-XBullLimited
Oct 1–14
A
29 of 30
M-M-041-O1-XBullLimited
Oct 1–14
—
9 of 12

Black bear archery, 2

CodeAnimalLicenseDaysList2025 take
B-E-004-O1-AEither sexLimited
Sep 2–30
B
1 taken
B-E-004-U1-AEither sexOTC
Sep 2–30
B
9 taken

Black bear muzzleloader, 2

CodeAnimalLicenseDaysList2025 take
B-E-004-O1-MEither sexLimited
Sep 12–20
B
2 taken
B-E-004-U1-MEither sexOTC
Sep 12–20
B
0 taken

Black bear rifle, 3

CodeAnimalLicenseDaysList2025 take
B-E-004-O1-REither sexLimited
Sep 2–30
B
53 taken
B-E-004-P5-REither sexPrivate land only
Oct 1–Nov 22
B
2 taken
B-E-004-U5-REither sexOTC
Oct 14–18
Oct 24–Nov 1
Nov 7–15
Nov 18–22
B
7 taken

Code harvest for 2025 is shown as taken of hunters; bear rows show bears taken.

Hunt codes from the 2026 Colorado Big Game brochure tables (PDF pp. 29-77) and the 2026 Turkey brochure; List A/B/C rules on p. 26; 2025 code estimates from CPW harvest reports (elk, deer, pronghorn, bear, moose); checked November 5, 2026. How the draw works.

GMU 4 success rates

Elk: 379 taken by 1,541 hunters in GMU 4 during 2024 (25%).

678 deer hunters in the unit took 384 deer, 57% of them filling a tag.

GMU 4 pronghorn harvest in 2024: 47.

10 black bears were taken in GMU 4.

17,070 elk is the 2025 post-hunt figure for the herd made of GMUs 3, 301, 4, 441, 5, 14, 214.

The 2025 elk hunt codes with 4 in the code took 335 over 6,306 days.

Last lion season the group containing GMU 4 reached 29.

2024 take in GMU 4 by species0125250375500deer: 384384deerelk: 379379elkpronghorn: 4747pronghornbear: 1010bear
GameHarvestMake-upHuntersSuccessRec. days
Deer384347/33/367857%2,834
Elk379247/117/151,54125%7,276
Pronghorn4747/0/05585%133
Black bear107/3——38

Herd unit figures, 2025

SpeciesDAUHarvestHuntersSuccessPost-huntSex ratio
DeerD-022,1613,58660%24,62026
ElkE-022,2868,84626%17,07022
PronghornA-0927140767%11,16048

2024 “All Manners of Take” tables by GMU: deer, elk, pronghorn, bear; 2025 DAU estimates and 2025 post-hunt populations (elk, deer, pronghorn); 2025 lion harvest (CPW). Survey estimates; checked November 5, 2026.

GMU 4 SWAs, trust land and forests

Across GMU 4 there are 10 public land listings, from 1 state wildlife areas to 4 state trust parcels.

National forest and BLM pieces follow federal rules; state parcels need a license or SWA pass for anyone 16 or over.

State trust land, 4

BLM offices, 1

National forests, 1

Ranger districts, 1

Private Land Hunting, 1

State parks, 1

State wildlife areas, 1

Land records from CPW, State Land Board, USFS, BLM and other agency sources (each land page cites its own); GMU tags from those records; checked November 5, 2026. All Colorado public land.

Close to GMU 4

Base camps: Craig.

These GMUs share at least one county with GMU 4; the nearest are listed first with their 2024 take.

GMUCommon countiesSq miElk harvestDeer harvestCodes
GMU 5
Routt
Moffat
29931612954
GMU 301
Moffat
3675536782
GMU 3
Moffat
84916248687
GMU 441
Routt
Moffat
19427013157
GMU 13
Routt
Moffat
36249610849
GMU 214
Routt
2312652055
GMU 14
Routt
4091513445
GMU 211
Moffat
43146018351

Towns from Census places with their GMU and GMUs within 10 miles; neighbours from the CPW GMU layer county overlay; checked November 5, 2026. All town pages · all GMUs.

When hunting light starts in GMU 4

In GMU 4, the light goose conservation order and furbearer hunting both run to half an hour after sunset.

DayMomentFirst sunLast sunRifle hoursShotgun hours
Aug 15, 2026Pronghorn archery opens6:23 a.m.8:13 p.m.5:53 a.m. to 8:43 p.m.5:53 a.m. to 8:13 p.m.
Sep 2, 2026Elk/deer archery6:40 a.m.7:46 p.m.6:10 a.m. to 8:16 p.m.6:10 a.m. to 7:46 p.m.
Sep 12, 2026Muzzleloader opens6:49 a.m.7:29 p.m.6:19 a.m. to 7:59 p.m.6:19 a.m. to 7:29 p.m.
Oct 3, 2026Duck season opens7:10 a.m.6:54 p.m.6:40 a.m. to 7:24 p.m.6:40 a.m. to 6:54 p.m.
Oct 24, 2026Second rifle opens7:33 a.m.6:21 p.m.7:03 a.m. to 6:51 p.m.7:03 a.m. to 6:21 p.m.
Nov 23, 2026Lion season opens7:08 a.m.4:51 p.m.6:38 a.m. to 5:21 p.m.6:38 a.m. to 4:51 p.m.
Dec 21, 2026Shortest day7:33 a.m.4:49 p.m.7:03 a.m. to 5:19 p.m.7:03 a.m. to 4:49 p.m.

The light goose conservation order runs to half an hour after sunset.

Hours rules from the 2026 Colorado Big Game brochure and the Small Game and Waterfowl brochure; sunrise and sunset worked out for this location with the NOAA solar formula (Mountain Time); checked November 5, 2026. Legal hours for every county.

Sandstone canyon and river bend seen from an overlook in Dinosaur National Monument
Sandstone canyon and river bend seen from an overlook in Dinosaur National MonumentPhoto: Matthew Dillon (CC BY 2.0)
Young mule deer looking back in sagebrush, Moffat County
Young mule deer looking back in sagebrush, Moffat CountyPhoto: Bernd Thaller (CC BY 2.0)
Mountain big sagebrush steppe with grasses near Craig, Moffat County
Mountain big sagebrush steppe with grasses near Craig, Moffat CountyPhoto: Matt Lavin (CC BY-SA 2.0)

GMU 4 questions

Is GMU 4 a CWD testing unit?

Yes, GMU 4 is one of 64 units on the 2026 list.

Can I hunt lions in GMU 4?

Yes, November 23, 2026 to March 31, 2027, until group 2 reaches 75.

Can I buy an OTC turkey license for GMU 4?

Spring: OTC. Fall: OTC.

How many elk were taken in GMU 4?

379 in 2024, 25% success.

How many SWAs are in GMU 4?

1 state wildlife areas list GMU 4.

What population estimate covers GMU 4?

17,070 (2025 post-hunt, units 3, 301, 4, 441, 5, 14, 214).

Which towns sit in GMU 4?

None, but Craig are near.

Which counties does GMU 4 cross?

GMU 4 covers 468 square miles in Moffat and Routt; Moffat County has 77% of it.

Which species have hunt codes in GMU 4?

Elk, deer, pronghorn, moose and black bear, across 93 codes.

Is there a 4-point rule in GMU 4?

Yes, in all seasons, on public and private land.

Answers drawn from the CPW sources cited on this page; checked November 5, 2026.