Delta is located in Millard County. About 3,622 people live here (as of 2020). Between 2010 and 2020, the population grew from 3,436 to 3,622. The region is at 1414 meters above sea level. The area covers about 12.0 square kilometers. There are about 205 streets in Delta. The region was founded in 1906. The postal codes are 84624. The dialing code is 435. The name originates from river delta (landform that is formed at the mouth of a river) Delta is city in Millard County, Utah, United States. Among other things, Delta has restaurants and banks. More information at
www.delta.utah.gov.