Lakes / Missouri / St. Francois County / Pilot Knob Lake
Pilot Knob Lake, Missouri
163.09 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Missouri
37.65 degrees N, 90.59 degrees W - St. Francois 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 Pilot Knob Lake Stacks Up
- Larger than 79% of the 352 lakes counted in Missouri.
- About 71 miles from St. Louis, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Iron Mountain Lake | St. Francois | 3.2 mi | 76.6 acres |
| Lake Killarney | Iron | 4.1 mi | 61.04 acres |
| Snow Hollow Lake | Iron | 5.8 mi | 30.39 acres |
| Ozark Ore Company Lake | St. Francois | 6.2 mi | 214.49 acres |
| Asarco Lake | Iron | 12 mi | 25.21 acres |
| Eugene D Nims Lake | St. Francois | 14 mi | 251.31 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Pilot Knob Lake
How Big Is Pilot Knob Lake?
Pilot Knob Lake covers 163.09 acres in St. Francois County, Missouri.
What Is the Largest Lake in St. Francois County?
Goose Creek Lake is the largest lake in St. Francois County, at 315.06 acres.
Largest Lakes in Missouri
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake of the Ozarks | Camden | 51,171.75 acres | - |
| 2 | Harry S Truman Reservoir | Benton | 49,365.93 acres | - |
| 3 | Table Rock Lake | Stone | 41,777.86 acres | - |
| 4 | Stockton Lake | Cedar | 24,962.34 acres | - |
| 5 | Mark Twain Lake | Ralls | 18,362.33 acres | - |
All 352 Missouri lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 42902069). Verified October 30, 2026.