The NYT has a good map on “How the Election Split France”. The parallels with the U.S. election are uncanny.
The primary candidates in yesterday’s election were:
How these candidates faired (geographically) is displayed below:
Will the protectionist Melenchon voters go to Le Pen?
Will Fillon’s voters go to Macron?
We’ll find out on May 7th.
In any event, it will be an uphill battle for Le Pen, given how France has no equivalent of an ‘electoral college’ system. Their national elections are pure majoritarianism.
Bloomberg has some similar useful maps.