CO Elk Unit 521
Season Dates
| Year | Weapon | Dates | Tag Type | Sex |
|---|---|---|---|---|
| 2026 | Archery | Sep 2, 2026 — Sep 30, 2026 | — | — |
| 2026 | Muzzleloader | Sep 12, 2026 — Sep 20, 2026 | — | — |
| 2026 | Rifle — Third | Nov 7, 2026 — Nov 15, 2026 | — | — |
| 2026 | Rifle — Second | Oct 24, 2026 — Nov 1, 2026 | — | — |
| 2026 | Rifle — Fourth | Nov 18, 2026 — Nov 22, 2026 | — | — |
| 2026 | Rifle — First | Oct 14, 2026 — Oct 18, 2026 | — | — |
Trophy Data
Herd Data
Bull : Cow
31per 100
2023 Survey
Population Est.
15,410
2023 Survey
AI Scout Analysis
# CO 521 Tactical Analysis ## Terrain & Access Unit 521 spans 5,378–13,000 ft elevation across ~325,000 acres with 77% public land and 13% wilderness. This is a large, accessible unit with varied terrain from foothills to alpine. The high public-land percentage and moderate wilderness component make it viable for self-guided hunts, though access and crowd management are typical challenges in popular Colorado units. ## Herd Quality Recent surveys (2023) show exceptional herd composition (82/100 quality index) with a 31:100 bull:cow ratio—strong for Colorado. Population trends are stable; the unit is well-managed for quality production. ## Trophy Potential Record-book elk...
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Get StartedDraw Odds
| Year | Weapon | Residency | Applicants | Tags | Draw % |
|---|---|---|---|---|---|
| 2025 | rifle (Either S1) | resident | 33 | 58 | 100.0% |
| 2025 | rifle (Either S1) | nonresident | 108 | 120 | 100.0% |
| 2025 | rifle (Either S4) | resident | 49 | 74 | 100.0% |
| 2025 | rifle (Either S4) | nonresident | 20 | 23 | 100.0% |
| 2025 | archery (Either S1) | resident | 13 | 17 | 100.0% |
| 2025 | archery (Either S1) | nonresident | 16 | 28 | 100.0% |
| 2025 | archery (Either S1) | resident | 101 | 175 | 100.0% |
| 2025 | archery (Either S1) | nonresident | 442 | 556 | 100.0% |
| 2025 | muzzleloader (Female S1) | resident | 21 | 12 | 57.1% |
| 2025 | muzzleloader (Female S1) | nonresident | 17 | 5 | 29.4% |
| 2025 | rifle (Female S1) | resident | 44 | 25 | 56.8% |
| 2025 | rifle (Female S1) | nonresident | 32 | 8 | 25.0% |
| 2025 | rifle (Female S2) | resident | 69 | 13 | 18.8% |
| 2025 | rifle (Female S2) | nonresident | 47 | 4 | 8.5% |
| 2025 | rifle (Female S3) | resident | 35 | 13 | 37.1% |
| 2025 | rifle (Female S3) | nonresident | 19 | 5 | 26.3% |
| 2025 | rifle (Female S4) | resident | 10 | 9 | 90.0% |
| 2025 | rifle (Female S4) | nonresident | 1 | 1 | 100.0% |
| 2025 | rifle (Male S1) | resident | 316 | 317 | 99.1% |
| 2025 | rifle (Male S1) | nonresident | 563 | 555 | 97.5% |
| 2025 | rifle (Male S4) | resident | 63 | 145 | 100.0% |
| 2025 | rifle (Male S4) | nonresident | 39 | 53 | 100.0% |
| 2024 | rifle (Either S1) | resident | 41 | 66 | 100.0% |
| 2024 | rifle (Either S1) | nonresident | 106 | 113 | 100.0% |
| 2024 | rifle (Either S4) | resident | 41 | 64 | 100.0% |
| 2024 | rifle (Either S4) | nonresident | 32 | 35 | 100.0% |
| 2024 | archery (Either S1) | resident | 98 | 223 | 100.0% |
| 2024 | archery (Either S1) | nonresident | 315 | 558 | 100.0% |
| 2024 | muzzleloader (Female S1) | resident | 26 | 12 | 46.2% |
| 2024 | muzzleloader (Female S1) | nonresident | 12 | 4 | 33.3% |
| 2024 | rifle (Female S1) | resident | 45 | 24 | 53.3% |
| 2024 | rifle (Female S1) | nonresident | 28 | 10 | 35.7% |
| 2024 | rifle (Female S2) | resident | 59 | 14 | 23.7% |
| 2024 | rifle (Female S2) | nonresident | 51 | 3 | 5.9% |
| 2024 | rifle (Female S3) | resident | 34 | 14 | 41.2% |
| 2024 | rifle (Female S3) | nonresident | 20 | 3 | 15.0% |
| 2024 | rifle (Female S4) | resident | 10 | 8 | 80.0% |
| 2024 | rifle (Male S1) | resident | 282 | 336 | 97.5% |
| 2024 | rifle (Male S1) | nonresident | 510 | 525 | 97.8% |
| 2024 | rifle (Male S4) | resident | 51 | 135 | 100.0% |
| 2024 | rifle (Male S4) | nonresident | 23 | 37 | 100.0% |
| 2023 | rifle (Either S1) | resident | 53 | 67 | 100.0% |
| 2023 | rifle (Either S1) | nonresident | 112 | 118 | 100.0% |
| 2023 | rifle (Either S4) | resident | 35 | 64 | 100.0% |
| 2023 | rifle (Either S4) | nonresident | 25 | 30 | 100.0% |
| 2023 | archery (Either S1) | resident | 85 | 213 | 100.0% |
| 2023 | archery (Either S1) | nonresident | 301 | 503 | 100.0% |
| 2023 | muzzleloader (Female S1) | resident | 32 | 15 | 46.9% |
| 2023 | muzzleloader (Female S1) | nonresident | 13 | 8 | 61.5% |
| 2023 | rifle (Female S1) | resident | 60 | 30 | 50.0% |
| 2023 | rifle (Female S1) | nonresident | 27 | 12 | 44.4% |
| 2023 | rifle (Female S2) | resident | 73 | 6 | 8.2% |
| 2023 | rifle (Female S2) | nonresident | 58 | 2 | 3.5% |
| 2023 | rifle (Female S3) | resident | 27 | 6 | 22.2% |
| 2023 | rifle (Female S3) | nonresident | 29 | 2 | 6.9% |
| 2023 | rifle (Female S4) | resident | 12 | 8 | 66.7% |
| 2023 | rifle (Female S4) | nonresident | 1 | 0 | 0.0% |
| 2023 | rifle (Male S1) | resident | 307 | 332 | 96.4% |
| 2023 | rifle (Male S1) | nonresident | 574 | 557 | 96.2% |
| 2023 | rifle (Male S4) | resident | 38 | 86 | 100.0% |
| 2023 | rifle (Male S4) | nonresident | 28 | 37 | 100.0% |
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Get StartedHarvest Data
| Year | Weapon | Hunters | Harvest | Success |
|---|---|---|---|---|
| 2024 | 2,197 | 407 | 19.0% | |
| 2024 | rifle | 1,236 | 193 | 16.0% |
| 2024 | archery | 862 | 191 | 22.0% |
| 2024 | muzzleloader | 99 | 23 | 23.0% |
| 2023 | archery | 1,049 | 161 | 15.0% |
| 2023 | 2,394 | 361 | 15.0% | |
| 2023 | rifle | 1,160 | 163 | 14.0% |
| 2023 | muzzleloader | 185 | 36 | 19.0% |
| 2022 | 2,800 | 414 | 15.0% | |
| 2022 | rifle | 1,150 | 232 | 20.0% |
| 2022 | archery | 1,502 | 175 | 12.0% |
| 2022 | muzzleloader | 147 | 7 | 5.0% |
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