Lakes / Missouri / Iron County / Lake Killarney
Lake Killarney, Missouri
61.04 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Missouri
37.59 degrees N, 90.57 degrees W - Iron 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 Lake Killarney Stacks Up
- Larger than 55% of the 352 lakes counted in Missouri.
- About 74 miles from St. Louis, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Pilot Knob Lake | St. Francois | 4.1 mi | 163.09 acres |
| Snow Hollow Lake | Iron | 6.9 mi | 30.39 acres |
| Iron Mountain Lake | St. Francois | 7.2 mi | 76.6 acres |
| Asarco Lake | Iron | 9.2 mi | 25.21 acres |
| Ozark Ore Company Lake | St. Francois | 10 mi | 214.49 acres |
| Crane Lake | Iron | 12 mi | 85.23 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Killarney
How Big Is Lake Killarney?
Lake Killarney covers 61.04 acres in Iron County, Missouri.
What Is the Largest Lake in Iron County?
Council Bluff Lake is the largest lake in Iron County, at 439.01 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 42903307). Verified October 30, 2026.