Lakes / Colorado / Routt County / Fish Creek Reservoir
Fish Creek Reservoir, Colorado
76 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Colorado
40.49 degrees N, 106.70 degrees W - Routt 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 Fish Creek Reservoir Stacks Up
- Larger than 58% of the 778 lakes counted in Colorado.
- About 82 miles from Boulder, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Long Lake | Routt | 1.5 mi | 34 acres |
| Dumont Lake | Grand | 7.2 mi | 43 acres |
| Agua Fria Lake | Jackson | 9.9 mi | 28 acres |
| Lake Margaret | Routt | 10.0 mi | 29 acres |
| Luna Lake | Routt | 10 mi | 38 acres |
| Rainbow Lake | Jackson | 11 mi | 92 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Fish Creek Reservoir
How Big Is Fish Creek Reservoir?
Fish Creek Reservoir covers 76 acres in Routt County, Colorado.
What Is the Largest Lake in Routt County?
Steamboat Lake is the largest lake in Routt County, at 968 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 90201191). Verified October 30, 2026.