2025 Liga de Ascenso
| Season | 2025 |
|---|---|
| Dates | 21 February – 7 December 2025 |
| Champions | Universidad de Concepción (2nd title) |
| Promoted | Universidad de Concepción Deportes Concepción |
| Relegated | Santiago Morning |
| Matches | 252 |
| Goals | 597 (2.37 per match) |
| Top goalscorer | Tobías Figueroa (17 goals) |
| Biggest home win | Dep. Antofagasta 5–0 Magallanes (15 June) |
| Biggest away win | Dep. Santa Cruz 0–3 Rangers (23 February) S. Morning 0–3 Dep. Concepción (27 April) U. de Concepción 0–3 S. Wanderers (12 July) Dep. Concepción 1–4 U. de Concepción (24 August) Dep. Santa Cruz 0–3 Magallanes (7 September) |
| Highest scoring | Curicó Unido 5–3 San Marcos (12 July) |
← 2024 2026 → | |
The 2025 Primera B de Chile, also known as Liga de Ascenso Caixun 2025 due to sponsorship by electronics manufacturer Caixun, was the 71st season of the Primera B de Chile, Chile's second-tier football league. The regular season began on 21 February and ended on 2 November, with the second leg of the promotion play-off finals played as the final match of the season on 7 December 2025.
Universidad de Concepción were the champions, clinching their second Primera B title as well as promotion to the top flight with a 3–0 victory over Deportes Copiapó on 1 November, on the final matchday of the regular season. Deportes Concepción was the other team promoted to the Liga de Primera at the end of the season, after defeating Cobreloa in the promotion play-off finals.