Castile (in Spanish, Castilla) may refer to:

• Kingdom of Castile Historical kingdom from IX to XIII century.

• Crown of Castile Historical Kingdom formed in 1230 with the union of the Kingdoms of Castile and León.

• Castile-La Mancha (Castilla-La Mancha) Spanish Autonomous Community. It was formed in 1982. It is composed by 5 provinces: Albacete, Ciudad Real, Cuenca, Guadalajara and Toledo.

• Castile and Leon (Castilla y León) Spanish Autonomous Community. It was formed in february 25 of 1983. It is composed by 9 provinces: León, Zamora, Salamanca, Ávila, Burgos, Palencia, Segovia, Soria and Valladolid.

• Old Castile (Castilla la Vieja) Political name of the region formed by Santander, Burgos, Logroño, Soria, Segovia, Ávila, Valladolid and Palencia. It had some territorial changes in its History, and had this name from XVIII century to 1983. It no longer exists.

• New Castile (Castilla la Nueva) Political name of the region formed by Ciudad Real, Cuenca, Guadalajara, Madrid, Toledo and part of Albacete. Took this name in XVIII century and disappeared with democracy. It no longer exists.

• Castile (historical region) An abstract and not totally defined region in the geographical center of Spain.