Lakes / Oregon / Gilliam County
Lakes in Gilliam County, Oregon
1 lakes counted in Gilliam County - the largest is Willow Lake at 307 acres.
1
Lakes Counted
307 acres
Largest - Willow Lake
Gilliam County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Willow Lake | Gilliam | 307 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.