Gardner is located in Worcester County. About 21,287 people live here (as of 2020). Between 2010 and 2020, the population grew from 20,228 to 21,287. The region is at 324 meters above sea level. The area covers about 59.6 square kilometers. There are about 1.269 streets in Gardner. The region was founded in 1764. The postal codes are 01440. Gardner is city in Worcester County, Massachusetts, United States. Among other things, Gardner has public Transport, hotels, restaurants, cafés, supermarkets, clothing Stores, attractions, schools, banks, hairdressers, dentists, doctors and pharmacies. More information at
www.gardner-ma.gov.