| Mark Cross Windmill | |
|---|---|
 The converted mill | |
 | |
| Origin | |
| Mill name | Walter's mill |
| Mill location | TQ 585 315 |
| Coordinates | 51°03′40″N 0°15′36″E / 51.061°N 0.260°E |
| Operator(s) | Private |
| Year built | c1845 |
| Information | |
| Purpose | Corn mill |
| Type | Tower mill |
| Storeys | Five storeys |
| No. of sails | Four sails |
| Type of sails | Patent sails |
| Winding | Fantail |
| Auxiliary power | Gas engine |
| No. of pairs of millstones | Two pairs |
Walter's Mill is a tower mill at Mark Cross, Sussex, England which has been converted to residential accommodation.