Seeki.eu lists 15+ properties for sale and 15+ to rent in Castelló / Castellón.
The median asking price is €163,900, or €1,295 per m² on a typical 117 m², across sale listings that publish both a price and a floor area.
On the rental side, the median asking rent for an apartment is €750 a month, across apartment rentals that publish both a price and a floor area.