2003–04 LEB season
The 2003–2004 LEB season was the 8th season of the Liga Española de Baloncesto, second tier of the Spanish basketball.
LEB standings
| # | Teams | P | W | L | PF | PA | Qualification or relegation |
| 1 | Bilbao Basket | 34 | 22 | 12 | 2681 | 2438 | Playoffs |
| 2 | CB Granada | 34 | 21 | 13 | 2755 | 2566 | Playoffs |
| 3 | Plasencia Galco | 34 | 21 | 13 | 2692 | 2611 | Playoffs |
| 4 | León Caja España | 34 | 20 | 14 | 2689 | 2622 | Playoffs |
| 5 | Coinga Menorca | 34 | 20 | 14 | 2795 | 2761 | Playoffs |
| 6 | CAI Zaragoza | 34 | 20 | 14 | 2768 | 2663 | Playoffs |
| 7 | UB La Palma | 34 | 18 | 16 | 2684 | 2679 | Playoffs |
| 8 | CB Ciudad de Huelva | 34 | 17 | 17 | 2715 | 2651 | Playoffs |
| 9 | Cáceres Destino Turístico | 34 | 16 | 18 | 2564 | 2611 | - |
| 10 | Melilla Baloncesto | 34 | 16 | 18 | 2799 | 2819 | - |
| 11 | Alerta Cantabria Lobos | 34 | 16 | 18 | 2730 | 2802 | - |
| 12 | Calefacciones Farho Gijón | 34 | 15 | 19 | 2647 | 2674 | - |
| 13 | CB Tarragona | 34 | 15 | 19 | 2684 | 2764 | - |
| 14 | CB Los Barrios | 34 | 15 | 19 | 2664 | 2760 | - |
| 15 | Algeciras Cepsa | 34 | 14 | 20 | 2704 | 2726 | - |
| 16 | Drac Inca | 34 | 14 | 20 | 2736 | 2857 | Relegation playoffs |
| 17 | Club Ourense Baloncesto | 34 | 14 | 20 | 2607 | 2769 | Relegation playoffs |
| 18 | CB Aracena | 34 | 12 | 22 | 2568 | 2739 | Relegated to LEB-2 |
LEB Oro Playoffs
The two winners of the semifinals are promoted to Liga ACB.Relegation playoffs
Drac Inca, relegated to LEB-2.TV coverage
- TVE2
- Teledeporte