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Bield:Fish
Stocking schedule

Big Thompson River stocking schedule 2026.

Stocking NowRiverLarimer County

The Big Thompson runs from Rocky Mountain National Park through Big Thompson Canyon — CPW stockings spring through fall plus wild trout in the upper canyon.

Official source

For the actual Big Thompson River stocking dates and volumes this week, view Colorado Parks and Wildlife's official stocking report.

View Colorado official report →

Big Thompson River stocking detail

  • Rainbow Trout
    WeeklyStandard regulations
    JanJan — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesFebFeb — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesMarMar — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesAprApr — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesMayMay — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesJunJun — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesJulJul — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesAugAug — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesSepSep — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesOctOct — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesNovNov — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesDecDec — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inches
    Typical volumeWeekly stockings during season
    RegulationStandard CO regulations; some Gold Medal stretches.
    Access points
    • Estes Park
    • Drake
    • Loveland

Access & amenities

Full public accessNearest town: Estes Park, CO

Public access through Big Thompson Canyon and Rocky Mountain National Park.

parkingstream access
USGS gauge 06738000 — live water data →

Get notified when Big Thompson River is stocked.

Bield: Fish reads Colorado Parks and Wildlife's stocking reports and pushes a notification when Big Thompson River appears on the schedule. Save your home waters once.

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All Colorado stocking schedules →Colorado Parks and Wildlife report →