Seeki.eu lists 20,000+ properties for sale and 3,000+ to rent in Portugal.
The median asking price is €345,000, or €1,683 per m² on a typical 204 m², across sale listings that publish both a price and a floor area.
On the rental side, the median asking rent for a house is €1,450 a month, across house rentals that publish both a price and a floor area.