Lakes / Alaska / Wrangell County / Boulder Lake
Boulder Lake, Wrangell County, Alaska
417 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Alaska
56.11 degrees N, 131.87 degrees W - Wrangell 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 Boulder Lake Stacks Up
- Larger than 75% of the 2,450 lakes counted in Alaska.
- About 179 miles from Juneau, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Anan Lake | Wrangell | 2.3 mi | 426 acres |
| Halfmoon Lake | Ketchikan Gateway | 6.8 mi | 260 acres |
| Standing Rock Lake | Wrangell | 7.5 mi | 106 acres |
| Lake Helen | Wrangell | 9.9 mi | 55 acres |
| Lake McDonald | Ketchikan Gateway | 10 mi | 1,027 acres |
| Lake Rowena | Ketchikan Gateway | 11 mi | 157 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Boulder Lake
How Big Is Boulder Lake?
Boulder Lake covers 417 acres in Wrangell County, Alaska.
What Is the Largest Lake in Wrangell County?
Shakes Lake is the largest lake in Wrangell County, at 1,366 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 120486335). Verified October 30, 2026.