Some popular and useful web-sites with listings of apartments from various real estate agents are the following:
Indicative monthly rents for the various types of apartment are as follows:
Studios and one-bedroom apartment* 220-350 €
Two bedroom apartment* 350-450 €
Three bedroom apartment* 450-550 €
(*with living-room, kitchen and bathroom)
Apart from position, prices depend largely on the age of building and the floor (buildings usually range between 3 and 7 storeys).