The 2008–09 Tercera División was the fourth tier of football in Spain. Play started on 30 August 2008 and ended on 28 June 2009 with the promotion play-off finals.

Overview

There were 363 clubs competing in Tercera División (Third division) in the 2008–09 season, divided into 18 regional groups, each accommodating between 20 and 21 clubs. The following clubs finished as champions of their respective groups The 18 group champion clubs participated in the Group winners promotion play-off and the losers from these 9 play-off ties then proceeded to the Non-champions promotion play-off with clubs finishing second, third and fourth.

League standings

Group I - Galicia

Group II - Asturias

Group III - Cantabria

Group IV - Basque Country

Group V - Catalonia

Group VI - Valencian Community

Group VII - Community of Madrid

Group VIII - Castilla and León

Group IX - Eastern Andalusia and Melilla

Group X - Western Andalusia and Ceuta

Group XI - Balearic Islands

Group XII - Canary Islands

Group XIII - Region of Murcia

Group XIV - Extremadura

Group XV - Navarra

Group XVI - La Rioja

Group XVII - Aragón

Group XVIII - Castilla-La Mancha

Promotion play-offs

Group winners promotion play-off

Promoted to Segunda División B: Gimn. de Torrelavega, Unión Estepona, Villajoyosa, Varea, Espanyol B, Real Oviedo, Toledo, Palencia and Compostela.

Non-champions promotion play-off

Promoted to Segunda División B: Izarra, San Roque, Alcalá, Cerro Reyes, Sporting Mahonés, Cacereño, Caravaca, Mallorca B and Mirandés.