CD Castellón B
| Full name | Club Deportivo Castellón, S.A.D. "B" | ||
|---|---|---|---|
| Founded | 1958 (as Deportivo Castalia CF) | ||
| Ground | Ciudad Deportiva Castellón, Valencian Community, Spain | ||
| Capacity | 5,000 | ||
| President | Haralabos Voulgaris | ||
| Head coach | Óscar López | ||
| League | Segunda Federación – Group 3 | ||
| 2024–25 | Tercera Federación – Group 6, 1st of 18 (champions) | ||
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Club Deportivo Castellón "B" is a Spanish football team, founded in 1958 and based in Castellón de la Plana, in the Valencian Community, it's the reserve team of CD Castellón. Founded in 1958, they play in Segunda Federación – Group 3.