Cooper Lake Fishing Regulations
Hinsdale County, Colorado · 2026 size limits, bag limits, and seasons
Cooper Lake is a lake in Hinsdale County, Colorado. It has its own fishing regulations for 1 species, including Cutthroat Trout. These rules replace Colorado's statewide limits on this water.
Map of Cooper Lake
Fish with special rules on Cooper Lake
Tap a fish for identification tips, size records, and the best bait.
Cooper Lake limits by species (2026)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| All Fish SpeciesArtificial Only | – | – | Always open |
 Cutthroat Trout | – | Catch & release only | Year-round |
– means no limit is listed for this water. Rules not shown here follow Colorado's statewide regulations.
Plan your Cooper Lake trip
Cooper Lake fishing: common questions
What fish have special regulations on Cooper Lake?
1 species has rules specific to Cooper Lake: Cutthroat Trout.
What is the cutthroat trout limit on Cooper Lake?
Cutthroat Trout are catch and release only on Cooper Lake.
Is Cooper Lake catch and release?
Some rules on Cooper Lake are catch and release only, covering Cutthroat Trout. Check the table for the section and dates that apply.
Do Colorado statewide fishing rules apply on Cooper Lake?
Where Cooper Lake has its own rule for a species, that rule replaces the statewide limit. For species not listed on this page, Colorado's statewide regulations apply. Regulations are set by the Colorado Parks and Wildlife; confirm with the official 2026 regulations before keeping a fish.
Other Colorado waters with special regulations
- South Platte River
- Yampa River
- Colorado River
- White River
- Poudre River · Larimer
- Gunnison River
- Blue River · Grand, Summit
- Roaring Fork River
- Arkansas River · Chaffee , Lake , Fremont , Pueblo
- Animas River · La Plata
- Eagle River · Eagle
- Taylor River
Take Cooper Lake rules on the water
Identify your catch, check if it's a keeper, and log it. CatchVault is on iOS, with Android on the way.