Pronghorn season in Colorado runs Aug 15 – Oct 11 across 167 GMUs.
| GMU | Type | Dates | Harvest | Pressure | Public |
|---|---|---|---|---|---|
| GMU 1 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 10 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 100 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 101 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 102 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 103 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 104 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 105 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 106 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 107 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 109 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 11 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 110 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 111 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 112 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 113 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 114 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 115 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 116 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 117 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 118 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 119 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 12 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 120 | Archery | Aug 15 — Sep 20 | — | — | — |
| GMU 121 | Archery | Aug 15 — Sep 20 | — | — | — |
+ 142 more
| GMU | Type | Dates | Harvest | Pressure | Public |
|---|---|---|---|---|---|
| GMU 1 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 10 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 100 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 101 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 102 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 103 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 104 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 105 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 106 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 107 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 109 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 11 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 110 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 111 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 112 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 113 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 114 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 115 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 116 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 117 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 118 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 119 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 12 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 120 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
| GMU 121 | Muzzleloader | Sep 21 — Sep 29 | — | — | — |
+ 142 more
| GMU | Type | Dates | Harvest | Pressure | Public |
|---|---|---|---|---|---|
| GMU 1 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 10 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 100 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 101 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 102 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 103 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 104 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 105 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 106 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 107 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 109 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 11 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 110 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 111 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 112 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 113 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 114 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 115 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 116 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 117 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 118 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 119 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 12 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 120 | Rifle | Oct 3 — Oct 11 | — | — | — |
| GMU 121 | Rifle | Oct 3 — Oct 11 | — | — | — |
+ 141 more
Pronghorn season in Colorado currently runs Aug 15 to Oct 11, across 500 season rows and 167 GMUs, split by weapon (Archery, Muzzleloader, Rifle).
The best GMUs for pronghorn 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.