Dudley is located in Worcester County. About 11,921 people live here (as of 2020). Between 2010 and 2020, the population grew from 11,390 to 11,921. The region is at 204 meters above sea level. The area covers about 57.2 square kilometers. There are about 485 streets in Dudley. The region was founded in 1714. The postal codes are 01571. Dudley is town in Worcester County, Massachusetts, United States. Among other things, Dudley has restaurants, supermarkets, schools and banks. More information at
www.dudleyma.gov.