Westfield is a village in Chautauqua County, New York, United States. The population was 2993 at the 2020 census. The village lies within the town of Westfield in the northern part of the county. The village is known as the "Grape Juice Capital of the World" because it lies roughly in the geographical center of 30,000 acres (120 km2) of vineyards, most of which are the Concord grapes from which grape juice is produced, for years was corporate headquarters for the Welch's Grape Juice company, and is still home to a Welch's processing plant and other grape-related manufacturers.