Colorado Unit 551:draw odds, harvest & access
3 hunt codes for pronghorn. Part of pronghorn DAU A-23.
Colorado · GMU 551
- GMU 1: Pronghorn
- GMU 2: Pronghorn
- GMU 3: Pronghorn
- GMU 4: Pronghorn
- GMU 5: Pronghorn
- GMU 6: Pronghorn
- GMU 7: Pronghorn
- GMU 8: Pronghorn
- GMU 9: Pronghorn
- GMU 10: Pronghorn
- GMU 11: Pronghorn
- GMU 12: Pronghorn
- GMU 13: Pronghorn
- GMU 15: Pronghorn
- GMU 16: Pronghorn
- GMU 17: Pronghorn
- GMU 18: Pronghorn
- GMU 23: Pronghorn
- GMU 26: Pronghorn
- GMU 27: Pronghorn
- GMU 28: Pronghorn
- GMU 30: Pronghorn
- GMU 37: Pronghorn
- GMU 48: Pronghorn
- GMU 49: Pronghorn
- GMU 50: Pronghorn
- GMU 55: Pronghorn
- GMU 56: Pronghorn
- GMU 57: Pronghorn
- GMU 58: Pronghorn
- GMU 59: Pronghorn
- GMU 66: Pronghorn
- GMU 67: Pronghorn
- GMU 68: Pronghorn
- GMU 69: Pronghorn
- GMU 79: Pronghorn
- GMU 80: Pronghorn
- GMU 81: Pronghorn
- GMU 82: Pronghorn
- GMU 83: Pronghorn
- GMU 84: Pronghorn
- GMU 85: Pronghorn
- GMU 86: Pronghorn
- GMU 87: Pronghorn
- GMU 88: Pronghorn
- GMU 89: Pronghorn
- GMU 90: Pronghorn
- GMU 93: Pronghorn
- GMU 95: Pronghorn
- GMU 97: Pronghorn
- GMU 98: Pronghorn
- GMU 99: Pronghorn
- GMU 100: Pronghorn
- GMU 101: Pronghorn
- GMU 102: Pronghorn
- GMU 104: Pronghorn
- GMU 105: Pronghorn
- GMU 106: Pronghorn
- GMU 107: Pronghorn
- GMU 109: Pronghorn
- GMU 110: Pronghorn
- GMU 111: Pronghorn
- GMU 112: Pronghorn
- GMU 113: Pronghorn
- GMU 114: Pronghorn
- GMU 115: Pronghorn
- GMU 116: Pronghorn
- GMU 117: Pronghorn
- GMU 118: Pronghorn
- GMU 119: Pronghorn
- GMU 120: Pronghorn
- GMU 121: Pronghorn
- GMU 122: Pronghorn
- GMU 123: Pronghorn
- GMU 124: Pronghorn
- GMU 125: Pronghorn
- GMU 126: Pronghorn
- GMU 127: Pronghorn
- GMU 128: Pronghorn
- GMU 129: Pronghorn
- GMU 130: Pronghorn
- GMU 131: Pronghorn
- GMU 132: Pronghorn
- GMU 133: Pronghorn
- GMU 134: Pronghorn
- GMU 135: Pronghorn
- GMU 136: Pronghorn
- GMU 137: Pronghorn
- GMU 138: Pronghorn
- GMU 139: Pronghorn
- GMU 140: Pronghorn
- GMU 141: Pronghorn
- GMU 142: Pronghorn
- GMU 143: Pronghorn
- GMU 144: Pronghorn
- GMU 145: Pronghorn
- GMU 146: Pronghorn
- GMU 147: Pronghorn
- GMU 161: Pronghorn
- GMU 171: Pronghorn
- GMU 181: Pronghorn
- GMU 191: Pronghorn
- GMU 201: Pronghorn
- GMU 211: Pronghorn
- GMU 214: Pronghorn
- GMU 231: Pronghorn
- GMU 301: Pronghorn
- GMU 441: Pronghorn
- GMU 481: Pronghorn
- GMU 500: Pronghorn
- GMU 501: Pronghorn
- GMU 581: Pronghorn
- GMU 591: Pronghorn
- GMU 681: Pronghorn
- GMU 682: Pronghorn
- GMU 691: Pronghorn
- GMU 791: Pronghorn
- GMU 851: Pronghorn
- GMU 861: Pronghorn
- GMU 951: Pronghorn
GMU 551Neighbor units
At a glance
Best at 0 pts (res)
0%
AM055O1A · 0 of 3 hunts Likely
Pronghorn hunt codes
3
Rifle · archery · muzzleloader
Easiest buck tag (res)
5 pts
Rifle buck success 3-yr
100%
DAU population 2025
490
Bucks / 100 does 2025
25
Hunt codes
Pronghorn huntsin Unit 551
Points to drawWithin reachMiddleDeep points
| Hunt code | What it is | Drew out at · res | Drew out at · NR | Success 3-yr | Trend |
|---|---|---|---|---|---|
| AM551O1R | Buck · 1st rifle | 20 | None Drawn | 100% | Rising |
| AM055O1A | Buck · archery | 5 | None Drawn | 67% | Falling |
| AM551O1M | Buck · muzzleloader | 14 | None Drawn | 100% | Rising |
Some hunt codes cover several units; the hunt page lists them all.
Harvest & herd
How hunters didand how the herd is doing.
Harvest success by season, 2019–2025
% successArchery0–67%
50%
50%
67%
0%
67%
20192020202320242025
Muzzleloader100%
100%
100%
100%
100%
100%
100%
201920202022202320242025
1st rifle100%
100%
2025
Regular rifle100%
100%
100%
100%
100%
100%
100%
201920202021202220232024
45%+28–45%Under 28%
How the herd is doing
DAU A-23
Population estimate 2025
490
Bucks / 100 does 2025
25
Population estimateRising
2019202020212022202320242025
Bucks per 100 doesFalling
2019202020212022202320242025
Before you apply
- Points
- “Do not submit a separate application for preference points, or both applications will be disqualified.”
- Application fee
- “■ Nonresident $11.49”
- Leftovers
- “Any licenses remaining after the secondary draw (except for Ranching for Wildlife licenses) will be placed on the Leftover List and available for purchase starting Aug. 4 at 9 a.m. MT.”
- Tag fee
- “Nonresident adult/fishing combo* $302.56”
Rules for 2026.
Season dates · 2026
- AM055O1AArchery — Limited Licenses · AAug 15–Sep 20
- AM551O1MMuzzleloader — Limited Licenses · MSep 21–Sep 29
- AM551O1RRifle — Limited Licenses · ROct 3–Oct 11
Confirm in the regulations before you go.
Map & access
GMU 551and the units around it
Neighbors with a FarWide page open on click.
- GMU 1: Pronghorn
- GMU 2: Pronghorn
- GMU 3: Pronghorn
- GMU 4: Pronghorn
- GMU 5: Pronghorn
- GMU 6: Pronghorn
- GMU 7: Pronghorn
- GMU 8: Pronghorn
- GMU 9: Pronghorn
- GMU 10: Pronghorn
- GMU 11: Pronghorn
- GMU 12: Pronghorn
- GMU 13: Pronghorn
- GMU 15: Pronghorn
- GMU 16: Pronghorn
- GMU 17: Pronghorn
- GMU 18: Pronghorn
- GMU 23: Pronghorn
- GMU 26: Pronghorn
- GMU 27: Pronghorn
- GMU 28: Pronghorn
- GMU 30: Pronghorn
- GMU 37: Pronghorn
- GMU 48: Pronghorn
- GMU 49: Pronghorn
- GMU 50: Pronghorn
- GMU 55: Pronghorn
- GMU 56: Pronghorn
- GMU 57: Pronghorn
- GMU 58: Pronghorn
- GMU 59: Pronghorn
- GMU 66: Pronghorn
- GMU 67: Pronghorn
- GMU 68: Pronghorn
- GMU 69: Pronghorn
- GMU 79: Pronghorn
- GMU 80: Pronghorn
- GMU 81: Pronghorn
- GMU 82: Pronghorn
- GMU 83: Pronghorn
- GMU 84: Pronghorn
- GMU 85: Pronghorn
- GMU 86: Pronghorn
- GMU 87: Pronghorn
- GMU 88: Pronghorn
- GMU 89: Pronghorn
- GMU 90: Pronghorn
- GMU 93: Pronghorn
- GMU 95: Pronghorn
- GMU 97: Pronghorn
- GMU 98: Pronghorn
- GMU 99: Pronghorn
- GMU 100: Pronghorn
- GMU 101: Pronghorn
- GMU 102: Pronghorn
- GMU 104: Pronghorn
- GMU 105: Pronghorn
- GMU 106: Pronghorn
- GMU 107: Pronghorn
- GMU 109: Pronghorn
- GMU 110: Pronghorn
- GMU 111: Pronghorn
- GMU 112: Pronghorn
- GMU 113: Pronghorn
- GMU 114: Pronghorn
- GMU 115: Pronghorn
- GMU 116: Pronghorn
- GMU 117: Pronghorn
- GMU 118: Pronghorn
- GMU 119: Pronghorn
- GMU 120: Pronghorn
- GMU 121: Pronghorn
- GMU 122: Pronghorn
- GMU 123: Pronghorn
- GMU 124: Pronghorn
- GMU 125: Pronghorn
- GMU 126: Pronghorn
- GMU 127: Pronghorn
- GMU 128: Pronghorn
- GMU 129: Pronghorn
- GMU 130: Pronghorn
- GMU 131: Pronghorn
- GMU 132: Pronghorn
- GMU 133: Pronghorn
- GMU 134: Pronghorn
- GMU 135: Pronghorn
- GMU 136: Pronghorn
- GMU 137: Pronghorn
- GMU 138: Pronghorn
- GMU 139: Pronghorn
- GMU 140: Pronghorn
- GMU 141: Pronghorn
- GMU 142: Pronghorn
- GMU 143: Pronghorn
- GMU 144: Pronghorn
- GMU 145: Pronghorn
- GMU 146: Pronghorn
- GMU 147: Pronghorn
- GMU 161: Pronghorn
- GMU 171: Pronghorn
- GMU 181: Pronghorn
- GMU 191: Pronghorn
- GMU 201: Pronghorn
- GMU 211: Pronghorn
- GMU 214: Pronghorn
- GMU 231: Pronghorn
- GMU 301: Pronghorn
- GMU 441: Pronghorn
- GMU 481: Pronghorn
- GMU 500: Pronghorn
- GMU 501: Pronghorn
- GMU 581: Pronghorn
- GMU 591: Pronghorn
- GMU 681: Pronghorn
- GMU 682: Pronghorn
- GMU 691: Pronghorn
- GMU 791: Pronghorn
- GMU 851: Pronghorn
- GMU 861: Pronghorn
- GMU 951: Pronghorn
Public land & access
Each program opens on the state's site. Check on-the-ground signage.
Offline maps
Take Unit 551into your map app
Opens in onX, Gaia GPS, CalTopo, Google Earth, and Garmin. Works offline in those apps.
Members
Unit 551 hunt pack
One file, layered: the unit boundary, with each pronghorn hunt's draw odds and harvest success attached to the unit.
- Unit boundary
- Draw odds per hunt
- Harvest success per hunt
GMU 551 · AM551O1R
Drew out at 20 ptsLong shot
Success100%
Ask FarWide
Answers use the same figures as this page.
Source: CPW