The 2002–03 West Midlands (Regional) League season was the 103rd in the history of the West Midlands (Regional) League, an English association football competition for semi-professional and amateur teams based in the West Midlands county, Shropshire, Herefordshire, Worcestershire and southern Staffordshire.
| Competition: | West Midlands League Premier Division |
| Season: | 2002–03 |
| Winners: | Westfields |
| Promoted: | Westfields |
| Relegated: | Gornal Athletic Walsall Wood |
| Matches: | 462 |
| Total Goals: | 1680 |
| Prevseason: | 2001–02 |
| Nextseason: | 2003–04 |
The Premier Division featured 21 clubs which competed in the division last season, along with one new club:
Also, Smethwick Rangers changed name to Smethwick Sikh Temple.