List of Stations in Outer London - West and North West Sub-Region
There are 4 stations with development potential in this region.

| Station Name | Local Authority | Potential Development Area (ha) | Green Belt (ha) | Housing Capacity |
|---|---|---|---|---|
| Hatch End | Harrow | 16.52 | 16.52 | 826 |
| Headstone Lane | Harrow | 35.71 | 35.71 | 1,786 |
| South Ruislip | Hillingdon | 8.44 | 0.00 | 422 |
| West Ruislip | Hillingdon | 7.80 | 7.80 | 312 |
| Total | 68 | 60 | 3,346 | |