Antelope season in Colorado runs Aug 15 – Sep 1 across 77 GMUs.
| GMU | Type | Dates | Harvest | Pressure | Public |
|---|---|---|---|---|---|
| Unit 10 | 5th Private Land Rifle | Sep 20 — Oct 5 | — | 0.01/mi² | 76% |
| Unit 10 | 1st Rifle | Oct 3 — Oct 11 | — | 0.01/mi² | 76% |
| Unit 100 | 1st Rifle | Oct 3 — Oct 11 | — | 0.02/mi² | 0% |
| Unit 100 | 1st Rifle | Oct 3 — Oct 11 | — | 0.02/mi² | 0% |
| Unit 101 | 1st Rifle | Oct 3 — Oct 11 | — | 0.01/mi² | 0% |
| Unit 101 | 1st Rifle | Oct 3 — Oct 11 | — | 0.01/mi² | 0% |
| Unit 102 | 1st Rifle | Oct 3 — Oct 11 | — | 0.01/mi² | 3% |
| Unit 102 | 1st Rifle | Oct 3 — Oct 11 | — | 0.01/mi² | 3% |
| Unit 104 | 1st RFW Rifle | Aug 15 — Aug 21 | — | 0.01/mi² | 4% |
| Unit 104 | 1st RFW Rifle | Aug 15 — Aug 21 | — | 0.00/mi² | 4% |
| Unit 104 | 1st Rifle | Aug 23 — Nov 20 | — | 0.01/mi² | 4% |
| Unit 104 | 1st Rifle | Oct 3 — Oct 11 | — | 0.10/mi² | 4% |
| Unit 104 | 1st Rifle | Oct 3 — Oct 11 | — | 0.09/mi² | 4% |
| Unit 105 | 1st RFW Rifle | Aug 15 — Aug 21 | — | 0.00/mi² | 2% |
| Unit 105 | 1st RFW Rifle | Aug 15 — Aug 21 | — | 0.01/mi² | 2% |
| Unit 105 | 1st Rifle | Aug 23 — Nov 20 | — | 0.02/mi² | 2% |
| Unit 105 | 1st Late Rifle | Dec 1 — Dec 31 | — | 0.14/mi² | 2% |
| Unit 105 | 1st Rifle | Oct 3 — Oct 11 | — | 0.37/mi² | 2% |
| Unit 105 | 1st Rifle | Oct 3 — Oct 11 | — | 0.36/mi² | 2% |
| Unit 106 | 1st Rifle | Oct 3 — Oct 11 | — | 0.46/mi² | 0% |
| Unit 106 | 1st Rifle | Oct 3 — Oct 11 | — | 0.43/mi² | 0% |
| Unit 107 | 1st Rifle | Oct 3 — Oct 11 | — | 0.14/mi² | 0% |
| Unit 107 | 1st Rifle | Oct 3 — Oct 11 | — | 0.14/mi² | 0% |
| Unit 109 | 1st Rifle | Oct 3 — Oct 11 | — | 0.03/mi² | 1% |
| Unit 109 | 1st Rifle | Oct 3 — Oct 11 | — | 0.03/mi² | 1% |
+ 303 more
| GMU | Type | Dates | Harvest | Pressure | Public |
|---|---|---|---|---|---|
| Unit 1 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.04/mi² | 89% |
| Unit 1 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.04/mi² | 89% |
| Unit 100 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.01/mi² | 0% |
| Unit 100 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.01/mi² | 0% |
| Unit 101 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.01/mi² | 0% |
| Unit 102 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.01/mi² | 3% |
| Unit 104 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.08/mi² | 4% |
| Unit 104 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.07/mi² | 4% |
| Unit 105 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.10/mi² | 2% |
| Unit 105 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.09/mi² | 2% |
| Unit 106 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.05/mi² | 0% |
| Unit 106 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.05/mi² | 0% |
| Unit 107 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.02/mi² | 0% |
| Unit 107 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.02/mi² | 0% |
| Unit 109 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.03/mi² | 1% |
| Unit 109 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.03/mi² | 1% |
| Unit 11 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.01/mi² | 68% |
| Unit 11 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.01/mi² | 68% |
| Unit 110 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.64/mi² | 0% |
| Unit 110 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.48/mi² | 0% |
| Unit 111 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.58/mi² | 0% |
| Unit 111 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.44/mi² | 0% |
| Unit 112 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.14/mi² | 0% |
| Unit 112 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.20/mi² | 0% |
| Unit 113 | 1st Muzzleloader | Sep 21 — Sep 29 | — | 0.28/mi² | 3% |
+ 107 more
| GMU | Type | Dates | Harvest | Pressure | Public |
|---|---|---|---|---|---|
| Unit 11 | 1st Archery | Sep 1 — Sep 20 | — | 0.01/mi² | 68% |
| Unit 11 | 1st Archery | Aug 15 — Sep 20 | — | 0.01/mi² | 68% |
| Unit 12 | 1st Archery | Sep 1 — Sep 20 | — | 0.01/mi² | 55% |
| Unit 12 | 1st Archery | Aug 15 — Sep 20 | — | 0.01/mi² | 55% |
| Unit 13 | 1st Archery | Aug 15 — Sep 20 | — | 0.03/mi² | 11% |
| Unit 131 | 1st Archery | Aug 15 — Sep 20 | — | 0.03/mi² | 10% |
| Unit 16 | 1st Archery | Sep 1 — Sep 20 | — | 0.11/mi² | 52% |
| Unit 16 | 1st Archery | Aug 15 — Sep 20 | — | 0.28/mi² | 52% |
| Unit 161 | 1st Archery | Sep 1 — Sep 20 | — | 0.09/mi² | 75% |
| Unit 161 | 1st Archery | Aug 15 — Sep 20 | — | 0.22/mi² | 75% |
| Unit 17 | 1st Archery | Sep 1 — Sep 20 | — | 0.12/mi² | 62% |
| Unit 17 | 1st Archery | Aug 15 — Sep 20 | — | 0.32/mi² | 62% |
| Unit 171 | 1st Archery | Sep 1 — Sep 20 | — | 0.14/mi² | 69% |
| Unit 171 | 1st Archery | Aug 15 — Sep 20 | — | 0.35/mi² | 69% |
| Unit 18 | 1st Archery | Sep 1 — Sep 20 | — | 0.06/mi² | 88% |
| Unit 18 | 1st Archery | Aug 15 — Sep 20 | — | 0.05/mi² | 88% |
| Unit 181 | 1st Archery | Sep 1 — Sep 20 | — | 0.22/mi² | 61% |
| Unit 181 | 1st Archery | Aug 15 — Sep 20 | — | 0.16/mi² | 61% |
| Unit 2 | 1st Archery | Aug 15 — Sep 20 | — | 0.00/mi² | 92% |
| Unit 201 | 1st Archery | Sep 1 — Sep 20 | — | 0.02/mi² | 97% |
| Unit 201 | 1st Archery | Aug 15 — Sep 20 | — | 0.02/mi² | 97% |
| Unit 211 | 1st Archery | Sep 1 — Sep 20 | — | 0.01/mi² | 43% |
| Unit 211 | 1st Archery | Aug 15 — Sep 20 | — | 0.01/mi² | 43% |
| Unit 214 | 1st Archery | Aug 15 — Sep 20 | — | 0.04/mi² | 22% |
| Unit 27 | 1st Archery | Sep 1 — Sep 20 | — | 0.20/mi² | 53% |
+ 15 more
Antelope season in Colorado currently runs Aug 15 to Sep 1, across 500 season rows and 77 GMUs, split by weapon (Muzzleloader, Rifle, Archery).
The best GMUs for antelope in Colorado depend on harvest success and public-land access, both shown per GMU above. Compare units before you apply for a tag or plan your hunt.
View GMU boundaries, public land, and walk-in access areas on our interactive map.
Also see Colorado seasons, public land, and license.