Lakes / North Dakota / Cass County
Lakes in Cass County, North Dakota
1 lakes counted in Cass County - the largest is Lake Bertha at 1,153.4 acres.
1
Lakes Counted
1,153.4 acres
Largest - Lake Bertha
Cass County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Bertha | Cass | 1,153.4 acres | - |
Sources: North Dakota Game and Fish lake data; USGS. Verified October 30, 2026.