This is an alphabetical list of some notable lakes and reservoirs in the U.S. State of Colorado. Most of the larger lakes in Colorado are either reservoirs or dam-enhanced natural lakes.
A
Acascosa Lake in Conejos County, Colorado
Antero Reservoir in Park County, Colorado
Aurora Reservoir in Aurora, Colorado
B
Barbour Ponds in Saint Vrain State Park
Barker Meadow Reservoir in Boulder County, Colorado
Barr Lake in Barr Lake State Park
Bear Creek Lake in Lakewood, Colorado
Big Soda Lake (Colorado) in Lakewood, Colorado
Bierstadt Lake in Larimer County, Colorado
Bison Reservoir in Victor, Colorado
Blue Mesa Reservoir in Curecanti National Recreation Area – largest reservoir in Colorado Bonham Reservoir in Mesa County, Colorado Boulder Reservoir in Boulder, Colorado Boyd Lake in Boyd Lake State Park
C
Carter Lake in Larimer County, Colorado
Chambers Lake in Larimer County, Colorado
Chatfield Reservoir in Chatfield State Park
City Park Lake in Denver
Cherry Creek Reservoir in Cherry Creek State Park
Clear Creek Reservoir in Chaffee County, Colorado
Clinton Gulch Dam Reservoir in Summit County, Colorado
Crater Lake in Pitkin County, Colorado
Cheesman Reservoir in Douglas and Jefferson counties, Colorado
Crawford Reservoir in Crawford State Park
Crystal Creek Reservoir in Teller County, Colorado
Crystal Reservoir in Curecanti National Recreation Area
D
Dawson Reservoir in Mesa County, Colorado
Deep Lake in Garfield County, Colorado
Deep Ward Lake in Mesa County
Delaney Butte Reservoir in Jackson County, Colorado
DeWeese Reservoir in Custer County, Colorado
Dillon Reservoir in Dillon Reservoir Recreation Area
Dream Lake in Rocky Mountain National Park
E
East Portal Reservoir in Larimer County, Colorado
Echo Lake (Colorado) in Echo Lake Park
Eleven Mile Reservoir in Eleven Mile State Park
Elkhead Reservoir in Elkhead State Park
Emmaline lake in Pingree Park
Emerald Lake (San Juan National Forest) in Weminuche Wilderness
Lake Estes in Estes Park, Colorado
F
Fern Lake in Rocky Mountain National Park
Flatiron Reservoir in Larimer County, Colorado
Fruitgrowers Reservoir in Delta County, Colorado
G
Grand Lake near Rocky Mountain National Park – largest natural lake in Colorado
Grass Valley Reservoir in Harvey Gap State Park in Garfield County
Green Mountain Reservoir in Green Mountain Reservoir Recreation Area
Gross Reservoir in Boulder County, Colorado
H
Hanging Lake in Glenwood Canyon
Harker Park Lake in Rio Blanco County, Colorado
Harvey Gap Reservoir in Harvey Gap State Park
Haynach Lakes in Rocky Mountain National Park
Horsetooth Reservoir in Larimer County, Colorado
I
J
Jackson Gulch Reservoir in Montezuma County, Colorado
Jefferson Lake in Park County, Colorado
Jackson Lake in Jackson Lake State Park, Morgan County, Colorado
John Martin Reservoir in John Martin Reservoir State Park – largest reservoir in eastern Colorado
K
Kenney Reservoir, in Rio Blanco County, Colorado
L
La Jara Reservoir in Conejos County, Colorado
Lake Avery in Rio Blanco County, Colorado
Lake Dillon, see Dillon Reservoir
Lake Estes in Estes Park, Colorado
Lake George in Park County, Colorado
Lake Granby in Arapaho National Recreation Area
Lake Isabel in Lake Isabel Recreation Area
Lake John in Jackson County, Colorado
Lake Loveland in Loveland, Colorado
Lake Meredith in Crowley County, Colorado
Lake Pueblo in Lake Pueblo State Park
Lake Maloya in Colfax County, New Mexico and Las Animas County, Colorado
Lake Rhoda in Lakeside, Colorado
Lake San Cristobal in Hinsdale County, Colorado – second largest natural lake in Colorado Lemon Reservoir in La Plata County, Colorado Lizard Lake in Gunnison County, Colorado