| Clark County State Lake | |
| Location: | Appleton Township, Kansas |
| Coordinates: | 37.3855°N -99.7814°W[1] |
| Type: | Reservoir |
| Inflow: | Bluff Creek |
| Outflow: | Bluff Creek |
| Basin Countries: | United States |
| Elevation: | 2251feet |
| Pushpin Map: | Kansas#USA |
| Pushpin Label Position: | top |
| Pushpin Map Alt: | Location of Clark County State Lake in Kansas, USA. |
| Pushpin Map Caption: | Location within Kansas |
Clark County State Lake is a reservoir located in Appleton Township, Clark County in the U.S. State of Kansas. The lake is accessed by Route K-94.