Lakes / Alaska / Valdez-Cordova County / Tonsina Lake
Tonsina Lake, Alaska
3,507 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Alaska
61.48 degrees N, 145.53 degrees W - Valdez-Cordova 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 Tonsina Lake Stacks Up
- Larger than 94% of the 2,450 lakes counted in Alaska.
- About 146 miles from Anchorage, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Greyling Lake | Valdez-Cordova | 9.3 mi | 180 acres |
| Klutina Lake | Valdez-Cordova | 20 mi | 16,801 acres |
| Pippin Lake | Valdez-Cordova | 20 mi | 165 acres |
| Worthington Lake | Valdez-Cordova | 24 mi | 39 acres |
| Willow Lake | Valdez-Cordova | 24 mi | 547 acres |
| Kenney Lake | Valdez-Cordova | 26 mi | 49 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Tonsina Lake
How Big Is Tonsina Lake?
Tonsina Lake covers 3,507 acres in Valdez-Cordova County, Alaska.
What Is the Largest Lake in Valdez-Cordova County?
Tazlina Lake is the largest lake in Valdez-Cordova County, at 38,912 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 120013507). Verified October 30, 2026.