Hunt code E-F-041-O4-R: 2026 Colorado cow elk, 4th rifle

E-F-041-O4-R (printed on a license as EF041O4R) is a limited cow elk rifle license for the 4th rifle season, November 18, 2026 to November 22, 2026, valid in units 41, 42 and 52.

What the code means

Part	Meaning
E	Species: elk
F	Sex: cow
041	Hunt area number. It names the license, not always a single unit: the valid units are listed below
O4	Season: 4th rifle
R	Method: rifle

Season dates and units

Dates: November 18, 2026 to November 22, 2026
Valid in: unit 41, unit 42, unit 52
How it is issued: limited: issued through the draw, with any left over sold afterwards

Read from the 2026 Colorado Big Game brochure. Your license and the current brochure are the authority: check both before you hunt.

How 4th rifle elk hunters did there in 2024

Unit	Hunters	Animals taken	Success
Unit 41	111	34	30%
Unit 42	197	27	14%
Unit 52	76	16	21%

All 4th rifle elk hunters in each unit, every license type together, from Colorado Parks and Wildlife's 2024 harvest survey. These are estimates, and they are not specific to this hunt code.

Holding EF041O4R?

FilledTag builds one exact plan for this tag: where to park, camp and sit in units 41, 42 and 52, with every pin checked against public land and road rules.

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Other elk codes for these units

E-F-041-O1-R (cow, 1st rifle) · E-F-041-O2-R (cow, 2nd rifle) · E-F-042-O2-R (cow, 2nd rifle) · E-F-042-O3-R (cow, 3rd rifle) · E-F-042-O4-R (cow, 4th rifle) · E-F-052-O2-R (cow, 2nd rifle) · E-F-052-O3-R (cow, 3rd rifle) · E-F-052-O4-R (cow, 4th rifle) · E-F-411-O2-R (cow, 2nd rifle) · E-F-411-O3-R (cow, 3rd rifle) · E-F-411-O4-R (cow, 4th rifle) · E-F-421-O2-R (cow, 2nd rifle)