Harlingen is located in Cameron County. About 71,829 people live here (as of 2020). Between 2010 and 2020, the population grew from 64,849 to 71,829. The region is at 12 meters above sea level. The area covers about 104.4 square kilometers. There are about 2.187 streets in Harlingen. The region was founded in 1904. The postal codes are 78550–78553. The dialing code is 956. The name originates from Harlingen (town in Friesland) Harlingen is city in Cameron County, Texas, United States. Among other things, Harlingen has hotels, restaurants, cafés, supermarkets, clothing Stores, schools, banks, hairdressers, dentists, doctors and pharmacies. More information at
www.myharlingen.us.