Cities with the best value for money in the RER C area: our exclusive ranking

This is the second longest line on the network, with more than 540,000 passengers passing through daily. The RER C allows access to all Ile-de-France departments except Seine and Marne, and serves the towns of Essonne well.

How we did it. To compare the main attractions of the cities served by the RER C, we limited our selection to cities within a 2 km radius of one of the stations. We then identified three categories of indicators: quality of life accounts for 47% of the score (including the main component - price per square meter, according to Meilleurs Agents - as well as density of green spaces, availability of GPs, small stores, schools), safety accounts for 33% of the score (levels of theft and intentional damage) and, finally,''transportation accounts for about 20% of the total (including travel time to St.