The 2010–11 Tercera División was the fourth tier of football in Spain. Play started on 27 August 2010 and the season ended on 26 June 2011 with the promotion play-off finals.
Overview
There were 360 clubs competing in Tercera División (Third division) in the 2010–11 season, divided into 18 regional groups, accommodating between 19 and 21 clubs.
The following clubs finished as champions of their respective groups
- Grupo I (Galicia) - Cerceda
- Grupo II (Asturias) - Marino
- Grupo III (Cantabria) - Noja
- Grupo IV (País Vasco) - Amorebieta
- Grupo V (Cataluña) - Llagostera
- Grupo VI (Comunidad Valenciana) - Valencia Mestalla
- Grupo VII (Comunidad de Madrid) - Alcobendas Sport
- Grupo VIII (Castilla & León) - Burgos
- Grupo IX (Andalucía Oriental (Almería, Granada, Jaén & Málaga) & Melilla) - Comarca de Níjar
- Grupo X (Andalucía Occidental (Cádiz, Córdoba, Huelva & Sevilla) & Ceuta) - Linense
- Grupo XI (Islas Baleares) - Manacor
- Grupo XII (Canarias) - Lanzarote
- Grupo XIII (Región de Murcia) - Costa Cálida
- Grupo XIV (Extremadura) - Villanovense
- Grupo XV (Navarra) - Tudelano
- Grupo XVI (La Rioja) - Náxara
- Grupo XVII (Aragón) - Andorra
- Grupo XVIII (Castilla-La Mancha) - Toledo
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
 Source:  (C) Champions; (R) Relegated Notes: 
 Group II - Asturias
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group III - Cantabria
 Source:  (C) Champions; (R) Relegated Notes: 
 Group IV - Basque Country
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group V - Catalonia
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group VI - Valencian Community
 Source:  (C) Champions; (P) Promoted; (R) Relegated Notes: 
 Group VII - Community of Madrid
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group VIII - Castilla and León
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group IX - Eastern Andalusia and Melilla
 Source:  (C) Champions; (R) Relegated Notes: 
 | Group X - Western Andalusia and Ceuta
 Source:  (C) Champions; (D) Dissolved; (P) Promoted; (R) Relegated Notes: 
 Group XI - Balearic Islands
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group XII - Canary Islands
 Source:  (C) Champions; (R) Relegated Notes: 
 Group XIII - Region of Murcia
 Source:  (C) Champions; (D) Dissolved; (R) Relegated Notes: 
 Group XIV - Extremadura
 Source:  (C) Champions; (P) Promoted; (R) Relegated Group XV - Navarra
 Source:  (C) Champions; (R) Relegated Notes: Group XVI - La Rioja
 Source:  (C) Champions; (R) Relegated Group XVII - Aragón
 Source:  (C) Champions; (P) Promoted; (R) Relegated Notes: 
 Group XVIII - Castilla-La Mancha
 Source:  (C) Champions; (P) Promoted; (R) Relegated 
 | 
Key
| Key to colours in league table: | 
| Promoted via playoffs | 
| Participated in playoffs | 
| Direct relegation | 
Promotion play-offs
Group winners promotion play-off
Promoted to Segunda División B: Marino de Luanco, Villanovense, Valencia Mestalla, Burgos, Amorebieta, Toledo, Llagostera, Andorra and Linense.
Non-champions promotion play-off
Promoted to Segunda División B:Reus Deportiu, Olímpic Xàtiva, Manacor, Sp. Villanueva, Arandina, S.S. Reyes, Sestao River, Gimn. Segoviana and La Roda.