New Rochelle ( NEW-rə-SHEL; older French: La Nouvelle-Rochelle) is a city in Westchester County, New York, United States. In 2020, the city had a population of 79,726, making it the 7th-largest city and 22nd-most populous municipality in New York. Some residents refer to the city as New Ro. A well-known destination within New Rochelle is "New Roc City," which has restaurants and entertainment venues.