Colorado game management unit · herd E-51
Unit 104 elk
Part of the Castle Rock herd. 11 limited elk hunts in the 2026 draw, 8 of them drawable by residents with zero points. The toughest, E-E-104-W1-R, took 26 pts for residents.
Draw hunts
11
10 List A · 1 List B/C
Harvest success 2025
38%
370 hunters · 142 elk (draw hunts only)
Herd estimate 2025
3,480
+80% since 2019
Bulls per 100 cows
40
herd E-51, 2025
Over the counter in Unit 104
No over-the-counter elk licenses are valid in Unit 104 in 2026 — every license here comes through the draw or leftovers.
Draw hunts in Unit 104
| Hunt code | Hunt | List | Licenses | Residents need | Nonres. need | Trend | Success |
|---|---|---|---|---|---|---|---|
| E-E-104-O1-A | Either sex · Archery | A | 35 | 2nd choice | 2nd choice | → steady | 14% |
| E-F-104-O1-M | Cow · Muzzleloader | A | 40 | Leftover | Leftover | → steady | 35% |
| E-M-104-O1-M | Bull · Muzzleloader | A | 30 | Leftover | Leftover | → steady | 67% |
| E-E-104-W1-R | Either sex · Ranching for Wildlife rifle | A | 3 | 26 pts | No applicants | ↑ harder | 95% |
| E-F-104-P5-R | Cow · Private land only (5) rifle | C | 300 | Leftover | Leftover | → steady | 36% |
| E-F-104-W1-R | Cow · Ranching for Wildlife rifle | A | 13 | 7 pts | No applicants | ↑ harder | 95% |
| E-F-104-W2-R | Cow · Ranching for Wildlife (2) rifle | A | 13 | 6 pts | No applicants | ↑ harder | 95% |
| E-M-104-O1-R | Bull · 1st rifle | A | 40 | Leftover | Leftover | → steady | 61% |
| E-M-104-O2-R | Bull · 2nd rifle | A | 40 | Leftover | Leftover | → steady | 31% |
| E-M-104-O3-R | Bull · 3rd rifle | A | 30 | Leftover | Leftover | → steady | 36% |
| E-M-104-O4-R | Bull · 4th rifle | A | 20 | Leftover | Leftover | → steady | 40% |
Harvest by year
All seasons and weapons combined, from CPW harvest surveys. 2025 figures add up the hunt-code estimates CPW published, so they leave out over-the-counter hunters.