Lakes / Kansas / Johnson County / Olathe Lake
Olathe Lake, Kansas
61 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Kansas
38.84 degrees N, 94.84 degrees W - Johnson 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 Olathe Lake Stacks Up
- Larger than 31% of the 132 lakes counted in Kansas.
- About 22 miles from Kansas City, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| New Olathe Lake | Johnson | 2.7 mi | 143 acres |
| Gardner Lake | Johnson | 4.6 mi | 107 acres |
| Heritage Lake | Johnson | 5.0 mi | 39 acres |
| Spring Hill City Lake | Johnson | 5.8 mi | 35 acres |
| Shawnee Mission Lake | Johnson | 9.8 mi | 117 acres |
| Hillsdale Lake | Miami | 12 mi | 4,342 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Olathe Lake
How Big Is Olathe Lake?
Olathe Lake covers 61 acres in Johnson County, Kansas.
What Is the Largest Lake in Johnson County?
Quivira Lake is the largest lake in Johnson County, at 161 acres.
Largest Lakes in Kansas
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Milford Lake | Geary | 14,607 acres | - |
| 2 | Tuttle Creek Lake | Pottawatomie | 12,013 acres | - |
| 3 | Perry Lake | Jefferson | 10,769 acres | - |
| 4 | Cheney Reservoir | Reno | 9,765 acres | - |
| 5 | Waconda Lake | Mitchell | 9,339 acres | - |
All 132 Kansas 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 34388632). Verified October 30, 2026.