| Season: | 2011–12 |
| Stadium: | Estadio Teresa Rivero |
| Manager: | José Ramón Sandoval |
| Mgrtitle: | Head coach |
| Chrtitle: | President |
| Chairman: | Raúl Martín Presa |
| League: | La Liga |
| League Result: | 15th |
| Cup1: | Copa del Rey |
| Cup1 Result: | Round of 32 |
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| Prevseason: | 2010–11 |
| Nextseason: | 2012–13 |
The 2011–12 Rayo Vallecano season was the club's 78th season in history and its 13th season in La Liga, the top division of Spanish football, following promotion after finishing as runners-up in the Segunda División. It covers a period from 1 July 2011 to 30 June 2012.
Rayo Vallecano will compete for their second La Liga title and will enter the Copa del Rey in the Round of 32.
Updated 3 September 2010.
Total expenditure: €0 million
Total income: €1.7 million
See main article: 2011–12 La Liga.
See main article: 2011–12 Copa del Rey.