| LaGrange Bayou | |
| Coordinates: | 30.465°N -86.148°W[1] |
| Pushpin Map: | Florida |
| Inflow: | Four Mile Creek, Ramsey Branch, Mallet Bayou |
| Outflow: | Choctawhatchee Bay |
| Cities: | Freeport |
LaGrange Bayou is a bayou located in Walton County, Florida with Freeport, Florida located along its banks.
It is fed by Four Mile Creek, Ramsey Branch, and Mallet Bayou.
The LaGrange Bayou flows out to the Choctawhatchee Bay.