Lakes / Oregon / Morrow County / Willow Creek Reservoir
Willow Creek Reservoir, Oregon
154 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oregon
45.34 degrees N, 119.54 degrees W - Morrow 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 Willow Creek Reservoir Stacks Up
- Larger than 68% of the 642 lakes counted in Oregon.
- About 125 miles from Bend, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lake Penland | Morrow | 19 mi | 62 acres |
| Bull Prairie Lake | Grant | 26 mi | 28 acres |
| Carty Reservoir | Morrow | 27 mi | 1,025 acres |
| McCormack Slough | Morrow | 38 mi | 248 acres |
| Willow Lake | Gilliam | 38 mi | 307 acres |
| Lake Umatilla | Morrow | 38 mi | 50,042 acres |
Straight-line distance between lake centers.
Facts and Figures
Waterbody ID6f76ce38-2cfb-439e-ba67-892cfb9e8b62
CountyMorrow
Lake TypeLake
Coordinates45.3438, -119.5382
Questions About Willow Creek Reservoir
How Big Is Willow Creek Reservoir?
Willow Creek Reservoir covers 154 acres in Morrow County, Oregon.
What Is the Largest Lake in Morrow County?
Lake Umatilla is the largest lake in Morrow County, at 50,042 acres.
Largest Lakes in Oregon
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Upper Klamath Lake | Klamath | 62,095 acres | - |
| 2 | Lake Umatilla | Morrow | 50,042 acres | - |
| 3 | Lake Abert | Lake | 37,137 acres | - |
| 4 | Summer Lake | Lake | 31,602 acres | - |
| 5 | Harney Lake | Harney | 31,290 acres | - |
All 642 Oregon 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 6f76ce38-2cfb-439e-ba67-892cfb9e8b62). Verified October 30, 2026.