Forty Acre Lake
Apache Trout • Blue Catfish • Kelp Bass and 2 more species
Forty Acre Lake is a popular fishing spot located in Larimer County, Colorado, USA. The lake is stocked with rainbow trout, catfish, and largemouth bass, making it an excellent destination for anglers. Nearby activities include hiking, camping, and birdwatching, making it a great spot for nature enthusiasts. The best time to visit is during the summer months when temperatures average around 70°F. Fishing tips include using bait such as nightcrawlers and power bait, and fishing early in the morning or late in the evening for best results. Get driving directions.

Weather Outlook
Fish Species
Apache Trout
The apache trout is considered to be critically endangered by the IUCN.
Blue Catfish
This is the largest catfish of the family Ictaluridae, reported to grow to 120 lb. (54 kg).
Kelp Bass
The kelp bass, a member of a large group of seabasses, which inhabit the eastern Pacific, is a robust fish ...
Largemouth Bass
The largemouth bass is the most popular freshwater game fish.
Rainbow Trout
The rainbow trout is an extremely valuable species in any and all of its forms.
Nearby Fishing Destinations
Woods Lake
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Groundhog Reservoir
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Beaver Lake Day Use Area/ Fishing Site
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Silver Jack Reservoir
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North Fork Animas River
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Ridgway Reservoir
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Miramonte Reservoir (Dan Noble Swa)
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Sheep Corrals Fishing Site
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Silver Jack Fisherman Access
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Andrews Lake Swa
Colorado
Area Streamflow Levels
Streamgauge | Discharge |
---|---|
Crystal River Ab Avalanche C | 59 cfs / 0.73 ft |
White River Below Boise Creek | 426 cfs / 3.40 ft |
Piceance Creek At White River | 32 cfs / 2.47 ft |
Piceance Creek Bl Ryan Gulch | 20 cfs / 4.32 ft |
West Divide Creek Near Raven | 7 cfs / 1.39 ft |
Colorado River Below Glenwood Springs | 1,390 cfs / 3.83 ft |
Roaring Fork River At Glenwood Springs | 501 cfs / 1.79 ft |