1974–75 Tercera División

The 1974–75 Tercera División season is the 41st since its establishment.

Season records

 * Most wins: 28, Osasuna.
 * Most draws: 16, Torrejón.
 * Most losses: 28, Unión Club.
 * Most goals for: 79, Osasuna.
 * Most goals against: 97, Unión Club.
 * Most points: 61, Osasuna.
 * Fewest wins: 5, Caudal and Unión Club.
 * Fewest draws: 3, Tortosa.
 * Fewest losses: 5, Osasuna.
 * Fewest goals for: 26, Real Granada.
 * Fewest goals against: 25, Deportivo de La Coruña.
 * Fewest points: 15, Unión Club.