Lakes in Knox County, Ohio
4 lakes counted in Knox County - the largest is Apple Valley Lake at 494 acres.
4
Lakes Counted
494 acres
Largest - Apple Valley Lake
24 ft
Deepest - Knox Lake
Knox County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Apple Valley Lake | Knox | 494 acres | None |
| 2 | Knox Lake | Knox | 491 acres | 24 ft |
| 3 | Kokosing Lake | Knox | 154 acres | 9 ft |
| 4 | Lake Viering | Knox | 25.2 acres | None |
Sources: Ohio DNR lake data; USGS. Verified October 28, 2026.