Seeki.eu lists 2,000+ properties for sale and 200+ to rent in Upper Corsica.
The median asking price is €304,500, or €4,022 per m² on a typical 74 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 €740 a month, across apartment rentals that publish both a price and a floor area.