Lakes / Colorado / Gunnison County / Blue Mesa Reservoir
Blue Mesa Reservoir, Colorado
8,944 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Colorado
38.47 degrees N, 107.21 degrees W - Gunnison County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Blue Mesa Reservoir Stacks Up
- Ranks #2 for surface area among the Colorado lakes counted so far - 8,944 acres.
- The largest lake in Gunnison County among those counted.
- About 54 miles from Aspen, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Morrow Point Reservoir | Gunnison | 14 mi | 775 acres |
| Kenny Moore Reservoir | Gunnison | 17 mi | 38 acres |
| Crystal Reservoir | Montrose | 21 mi | 245 acres |
| Gould Reservoir | Montrose | 22 mi | 303 acres |
| Montrose Reservoir | Montrose | 23 mi | 28 acres |
| Powderhorn Lakes | Hinsdale | 23 mi | 25 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Blue Mesa Reservoir
How Big Is Blue Mesa Reservoir?
Blue Mesa Reservoir covers 8,944 acres in Gunnison County, Colorado.
What Is the Largest Lake in Gunnison County?
Blue Mesa Reservoir is the largest lake in Gunnison County, at 8,944 acres.
Largest Lakes in Colorado
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | John Martin Reservoir | Bent | 11,686 acres | - |
| 2 | Blue Mesa Reservoir | Gunnison | 8,944 acres | - |
| 3 | Lake Granby | Grand | 7,075 acres | - |
| 4 | Lake Meredith | Crowley | 5,539 acres | - |
| 5 | Adobe Creek Reservoir | Bent | 4,770 acres | - |
All 778 Colorado lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 120027765). Verified October 30, 2026.