Castillo de Villamalefa

Infobox City
official_name = Castillo de Villamalefa| nickname = |
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| map_caption =Location of Castillo de Villamalefa in Alto Mijares.| subdivision_type = Country | subdivision_name = Spain | subdivision_type1 = A. community | subdivision_name1 = Valencian Community | subdivision_type2 = Province | subdivision_name2 = Castellón | subdivision_type3 = Comarca | subdivision_name3 = Alto Mijares | subdivision_type4 = Municipality | subdivision_name4 = Castillo de Villamalefa | leader_title = | leader_name = | area_magnitude = | area_total_km2 = 37.7 | area_land_km2 = | area_water_km2 = | elevation_m = 808 | population_as_of = 2005 | population_note = | population_total = 104 | population_density_km2 = 2.76 | latitude = | longitude = | website = | footnotes = | leader_title = Alcalde | leader_name = Sebastian Gimeno Gimeno (PP)

Castillo de Villamalefa is a municipality of Spain in the Valencian Community, in the province of Castellón. It has a population of 104 (2005) and an area of 37.7 km².