The 1950–51 Tercera División was the 15th edition of the Spanish third tier.

Format 100 teams in 6 geographic groups participated this season. The winners and runners up of each group progressed to the Promotion play-offs. They formed two groups of 6 clubs playing each other home and away (10 games each). The winners and runners up of each group were promoted to the Segunda División. Tenerife, although not a Tercera División member were involved in a play-off against the 13th placed side in the South Group of the Segunda División. League tables

Group I

Group II

Group III

Group IV

Group V

Group VI

Promotion playoff

Group I

Note: Caudal and Alavés were promoted to the Segunda División.

Group II

Note: Atlético Baleares and Alicante CF were promoted to the Segunda División.

Relegation playoff

Group I

Group II

Group III

Group IV

Group V

Group VI

Season records Most wins: 23, Eibar. Most draws: 9, 6 teams. Most losses: 25, Cieza. Most goals for: 111, Atlético de Zamora. Most goals against: 113, Cieza. Most points: 52, Eibar. Fewest wins: 5, Santiago and Cieza. Fewest draws: 0, Manresa. Fewest losses: 5, Eibar. Fewest goals for: 28, Cieza. Fewest goals against: 31, Alavés. Fewest points: 10, Cieza.

Notes

External links www.rsssf.com Research by Asociación para la Recopilación de Estadísticas del Fútbol (AREFE)