Colorado Unit 521:draw odds, harvest & access
8 hunt codes for deer. Part of deer DAU D-51.
Colorado · GMU 521
GMU 521Neighbor units
Odds for:Nonresident · 0 pts
Buck tag: points to draw (NR)
0 pts
fewest, 2026 draw
Rifle buck success, 3 yr
32–67%
Herd · 2025
9,250
34 bucks / 100 does
Compare species at a glanceShow
Hunt codes
Deer huntsin Unit 521
Points to drawWithin reachMiddleDeep points
| Hunt code | What it is | Drew out at · res | Drew out at · NR | Success 3-yr | Trend |
|---|---|---|---|---|---|
| DM052O2R | Buck · 2nd rifle | Choice 2 | Choice 2 | 43% | Flat |
| DM052O3R | Buck · 3rd rifle | 0 | 0 | 46% | Falling |
| DM052O4R | Buck · 4th rifle | 1 | 3 | 37% | Falling |
| DM052O1A | Buck · archery | 0 | 1 | 21% | Falling |
| DM052O1M | Buck · muzzleloader | 0 | 2 | 21% | Falling |
| DM052P2R | Buck · rifle | Leftover | Leftover | 25% | |
| DM052P3R | Buck · rifle | Leftover | Leftover | 47% | |
| DE052P6R | Either sex · rifle | Leftover | Leftover | 49% |
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
% successArchery21%
21%
2025
Muzzleloader21%
21%
2025
2nd rifle19–65%
65%
19%
26%
21%
32%
55%
43%
2019202020212022202320242025
3rd rifle32–75%
75%
65%
61%
51%
32%
48%
46%
2019202020212022202320242025
4th rifle37–100%
100%
55%
50%
63%
57%
37%
201920212022202320242025
45%+28–45%Under 28%
How the herd is doing
DAU D-51
Population estimate 2025
9,250
Bucks / 100 does 2025
34
Population estimateRising
2019202020212022202320242025
Bucks per 100 doesRising
2019202020212022202320242025
Before you apply
- Tag fee
- “Nonresident adult/fishing combo* $506.92”
- Tag fee
- “Resident adult $51.25”
- Points
- “Do not submit a separate application for preference points, or both applications will be disqualified.”
- Application fee
- “■ Nonresident $11.49”
Rules for 2026.
Season dates · 2026
- DE052P6RRifle — Limited Licenses · RAug 15–Aug 25
- DM052O1AArchery — Limited Licenses · ASep 2–Sep 30
- DM052O1MMuzzleloader — Limited Licenses · MSep 12–Sep 20
- DM052O2RRifle — Limited Licenses · ROct 24–Nov 1
- DM052O3RRifle — Limited Licenses · RNov 7–Nov 15
- DM052O4RRifle — Limited Licenses · RNov 18–Nov 22
- DM052P2RRifle — Limited Licenses · ROct 24–Nov 1
- DM052P3RRifle — Limited Licenses · RNov 7–Nov 15
Confirm in the regulations before you go.
Map & access
GMU 521and the units around it
Neighbors with a FarWide page open on click.
Public land & access
Each program opens on the state's site. Check on-the-ground signage.
Offline maps
Take Unit 521into your map app
Opens in onX, Gaia GPS, CalTopo, Google Earth, and Garmin. Works offline in those apps.
Members
Unit 521 hunt pack
One file, layered: the unit boundary, with each deer hunt's draw odds and harvest success attached to the unit.
- Unit boundary
- Draw odds per hunt
- Harvest success per hunt
GMU 521 · DM052O4R
Drew out at 1 ptsLikely
Success37%
Ask FarWide
Answers use the same figures as this page.
Source: CPW · Updated Nov 13, 2026