Whether you are thinking of buying or you want to know what your French property is worth, a free online service provided by the French government allows you to search for the real estate value of houses or apartments. The Valeurs foncières website allows you to search by address or on a map and find out the value of properties in a specific area - whether you're hoping to buy and wondering how much money you will need or you're thinking of selling and wondering how much you wan expect to get, the site gives a guide to values in your area.