Tercera A (Chile)
Tercera División de Chile, is the fourth tier of Chilean football. It is organized by the Federación de Fútbol de Chile and the Asociación Nacional de Fútbol Amateur de Chile. It is both the fourth level of the Chilean football league system and the top league for Chilean Football Youth Leagues.
Overview
In 1979, a commission to access applications for a Third Division amateur league was created by the Federación de Fútbol de Chile. Twenty-five teams throughout the country participated on the first edition of the league in 1981. Since 1997, only players below the age of 23 are allowed to participate.The winner and the runner-up of the league are promoted to Segunda División.
League rules
Matchday squads in the Tercera División are restricted to players under the age of 23.Current teams
These are the teams participating in the Chilean Tercera División in the 2025 season:| Club | City | Stadium | Capacity |
| Aguará | La Reina | Centro Talinay | 200 |
| Chimbarongo | Chimbarongo | Municipal de Chimbarongo | 1,500 |
| Colchagua | San Fernando | Municipal Jorge Silva Valenzuela | 5,900 |
| Comunal Cabrero | Cabrero | Municipal Luis Figueroa Riquelme | 3,500 |
| Constitución Unido | Constitución | Enrique Donn | 2,060 |
| Deportes Colina | Colina | Municipal Manuel Rojas del Río | 4,000 |
| Deportes Quillón | Quillón | Complejo Colegio Quillón | 1,000 |
| Fernández Vial | Concepción | Ester Roa | 33,000 |
| Imperial Unido | Nueva Imperial | El Alto de Nueva Imperial | 2,000 |
| Lautaro de Buín | Buin | Lautaro de Buin | 2,600 |
| Lota Schwager | Coronel | Federico Schwager | 4,000 |
| Malleco Unido | Angol | Alberto Larraguibel Morales | 2,345 |
| Municipal Mejillones | Mejillones | Municipal de Mejillones | 1,500 |
| Municipal Puente Alto | Puente Alto | Municipal de Puente Alto | 1,900 |
| Naval | Talcahuano | El Morro | 7,200 |
| Quintero Unido | Quintero | Raúl Vargas Verdejo | 2,500 |
Tercera División champions
As third level of the Chilean League system
| Ed. | Season | Champion | Runner-up |
| 1 | 1981 | Fernández Vial | Deportes Laja |
| 2 | 1982 | Deportes Laja | Lautaro |
| 3 | 1983 | Súper Lo Miranda | Iván Mayo |
| 4 | 1984 | Santiago Morning | Ñublense |
| 5 | 1985 | Ñublense | Soinca Bata |
| 6 | 1986 | General Velásquez | Iván Mayo |
| 7 | 1987 | Deportes Colchagua | Juventud Ferro |
| 8 | 1988 | Soinca Bata | Deportes Laja |
| 9 | 1989 | Lozapenco | Unión Santa Cruz |
| 10 | 1990 | Unión La Calera | Unión Santa Cruz |
| 11 | 1991 | Unión Santa Cruz | San Luis |
| 12 | 1992 | Ñublense | Curicó Unido |
| 13 | 1993 | Deportes Ovalle | Curicó Unido |
| 14 | 1994 | Deportes Linares | Santiago Morning |
| 15 | 1995 | Magallanes | General Velásquez |
| 16 | 1996 | Santiago Morning | Universidad de Concepción |
| 17 | 1997 | Universidad de Concepción | Barnechea |
| 18 | 1998 | Deportes Colchagua | Barnechea |
| 19 | 1999 | Deportes Talcahuano | Unión La Calera |
| 20 | 2000 | Unión La Calera | Deportes Copiapó |
| 21 | 2001 | Lota Schwager | Deportes Copiapó |
| 22 | 2002 | Deportes Copiapó | Malleco Unido |
| 23 | 2003 | San Luis | Deportes Linares |
| 24 | 2004 | Ñublense | Curicó Unido |
| 25 | 2005 | Curicó Unido | Trasandino |
| 26 | 2006 | Municipal Iquique | Iberia |
| 27 | 2007 | San Marcos de Arica | Deportes Colchagua |
| 28 | 2008 | Naval | Deportes Temuco |
| 29 | 2009 | Unión Temuco | Iberia |
| 30 | 2010 | Magallanes | Trasandino |
| 31 | 2011 | Barnechea | Fernández Vial |
As fourth level of the Chilean League system
| Ed. | Season | Champion | Runner-up |
| 32 | 2012 | Trasandino | Deportes Linares |
| 33 | 2013 | Fernández Vial | Deportes Quilicura |
| 34 | 2014 | Deportes Colchagua | Deportes Santa Cruz |
| 35 | 2015 | Independiente | Deportes Vallenar |
| 36 | 2016 | Provincial Osorno | Deportes Recoleta |
| 37 | 2017 | General Velásquez | Fernández Vial |
| 38 | 2018 | Lautaro de Buin | Deportes Colina |
| 39 | 2019 | Deportes Linares | Deportes Concepción |
| 40 | 2020 | Deportes Limache | Rodelindo Román |
| 41 | 2021 | Trasandino | Real San Joaquín |
| 42 | 2022 | Deportes Linares | Provincial Osorno |
| 43 | 2023 | Provincial Ovalle | Concón National |
| 44 | 2024 | Santiago City | Brujas de Salamanca |
| 45 | 2025 | Atlético Colina |
Titles by Team
Tercera División Cup champions
Official knock-out competition open to the clubs in the two lower divisions of the Chilean football league system, only played some seasons. The winners gets bonification points for the league tournament.| Year | Champion | Scores | Runner-up | Trophy |
| 1991 | Curicó Unido | 1–1, 0–0 | Atlético Curacaví | Copa Confraternidad |
| 2006 | Deportes Valdivia | 1–0 | Instituto Nacional | Copa Torneo Apertura |
| 2013 | Fernández Vial | Deportes Quilicura | Copa Torneo Apertura | |
| 2015 | Deportes Rengo | 3–0, 2–1 | Real San Joaquín | Copa Absoluta |
| 2016 | Deportes Colina | 2–0, 1–1 | Lautaro de Buin | Copa Absoluta |