| State: | WV |
| Type: | WV |
| Route: | 635 |
| Length Mi: | 3.71 |
| Length Ref: | [1] |
| Direction A: | South |
| Terminus A: | at Wimmer Gap |
| Direction B: | North |
| Terminus B: | in Jolo |
| Counties: | McDowell |
| Previous Type: | WV |
| Previous Route: | 622 |
| Next Type: | WV |
| Next Route: | 705 |
West Virginia Route 635 is a north - south state highway located in McDowell County, West Virginia. The southern terminus is at the Virginia state line south of Jolo, where the road continues south as State Route 635, a secondary state highway. The northern terminus of the route is at West Virginia Route 83 in Jolo.