Colorado Fishing

Blackrock Lake

Nestled in the west of Colorado, Blackrock Lake offers anglers exceptional Lake fishing for Rainbow Trout. Blackrock Lake is located near western Colorado at coordinates 39.57, -105.04. The exceptional lake provides stable water levels and diverse habitat for Rainbow Trout, Largemouth Bass, Kokanee Salmon. Local anglers frequently report success with Rainbow Trout, Largemouth Bass, Kokanee Salmon at Blackrock Lake.

Lake Colorado 39.5700, -105.0400
Updated 2026-04-29

Location

View on Google Maps 39.5700, -105.0400

Fishing Tips

  • Focus on rock humps during early morning when Rainbow Trout are active.
  • Target Rainbow Trout along submerged timber during first light for optimal results.
  • Early late evening is prime time for Rainbow Trout on bridge pilings.

Fishing Techniques for Blackrock Lake

Medium-action spinning gear paired with 8-12 lb test line covers most situations at this lake. Soft plastics, crankbaits, and live bait rigs all produce consistent results depending on conditions. For Rainbow Trout, try matching the local forage — shad, bluegill, or crawfish patterns work well here.

What to Expect at Blackrock Lake

Fishing pressure is moderate year-round, peaking on weekends and holidays from spring through fall. Weekday trips typically mean fewer crowds and better fishing. The ecosystem here supports healthy populations of Rainbow Trout and Largemouth Bass, with good catch rates for prepared anglers.

Regulations

A valid Colorado fishing license is required. Check Colorado Parks and Wildlife for current regulations.

Frequently Asked Questions

You can target Rainbow Trout, Largemouth Bass, Kokanee Salmon at Blackrock Lake. Rainbow Trout is particularly popular here.

summer heat. Many anglers find early morning and evening productive year-round.

Yes, a valid Colorado fishing license is required. Check Colorado Parks and Wildlife for current regulations.