Lakes / Alaska / Yukon-Koyukuk County / Dennis Lake
Dennis Lake, Alaska
54 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Alaska
63.15 degrees N, 153.41 degrees W - Yukon-Koyukuk 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 Dennis Lake Stacks Up
- Larger than 17% of the 2,450 lakes counted in Alaska.
- About 175 miles from Anchorage, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lake Hoyle | Yukon-Koyukuk | 6.2 mi | 522 acres |
| Grayling Lake | Yukon-Koyukuk | 7.9 mi | 329 acres |
| No Name Lake | Yukon-Koyukuk | 15 mi | 64 acres |
| Towahmina Lake | Yukon-Koyukuk | 15 mi | 127 acres |
| Bear Island Lake | Yukon-Koyukuk | 15 mi | 205 acres |
| Denagiemina Lake | Yukon-Koyukuk | 18 mi | 308 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Dennis Lake
How Big Is Dennis Lake?
Dennis Lake covers 54 acres in Yukon-Koyukuk County, Alaska.
What Is the Largest Lake in Yukon-Koyukuk County?
Lake Minchumina is the largest lake in Yukon-Koyukuk County, at 11,712 acres.
Largest Lakes in Alaska
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Iliamna Lake | Lake and Peninsula | 654,518 acres | - |
| 2 | Becharof Lake | Lake and Peninsula | 289,706 acres | - |
| 3 | Teshekpuk Lake | North Slope | 206,614 acres | - |
| 4 | Naknek Lake | Lake and Peninsula | 145,357 acres | - |
| 5 | Dall Lake | Bethel | 111,681 acres | - |
All 2,450 Alaska 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 35638822). Verified October 30, 2026.