The 2002–03 Northern Counties East Football League season was the 21st in the history of Northern Counties East Football League, a football competition in England.
| Competition: | Northern Counties East Football League Premier Division |
| Season: | 2002–03 |
| Winners: | Bridlington Town |
| Promoted: | Bridlington Town |
| Relegated: | Garforth Town |
| Matches: | 380 |
| Total Goals: | 1246 |
| Prevseason: | 2001–02 |
| Nextseason: | 2003–04 |
The Premier Division featured 18 clubs which competed in the previous season, along with two new clubs:
| Competition: | Northern Counties East Football League Division One |
| Season: | 2002–03 |
| Winners: | Mickleover Sports |
| Promoted: | Mickleover Sports |
| Matches: | 272 |
| Total Goals: | 907 |
| Prevseason: | 2001–02 |
| Nextseason: | 2003–04 |
Division One featured 15 clubs which competed in the previous season, along with two new clubs, joined from the Central Midlands League: