Activist groups say some 400 people had been living in makeshift shelters at the site, but many had left before police moved in. The remaining residents left in a calm atmosphere this morning.
Thousands of Roma, also known as Gypsies, live in shantytowns around France, often without water or electricity. They routinely face discrimination and evacuations.
Amnesty International urged city authorities to find a lasting housing solution and said those expelled would become homeless in mid-winter or just build a new camp elsewhere.