Lakes / Kansas / Johnson County / New Olathe Lake
New Olathe Lake, Kansas
143 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Kansas
38.88 degrees N, 94.87 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 New Olathe Lake Stacks Up
- Larger than 59% of the 132 lakes counted in Kansas.
- About 21 miles from Lawrence, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Olathe Lake | Johnson | 2.7 mi | 61 acres |
| Gardner Lake | Johnson | 3.6 mi | 107 acres |
| Heritage Lake | Johnson | 7.2 mi | 39 acres |
| Spring Hill City Lake | Johnson | 8.1 mi | 35 acres |
| Shawnee Mission Lake | Johnson | 8.3 mi | 117 acres |
| Quivira Lake | Johnson | 12 mi | 161 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About New Olathe Lake
How Big Is New Olathe Lake?
New Olathe Lake covers 143 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 120031254). Verified October 30, 2026.