Borup is a city in Norman County, Minnesota, United States. The population was 96 at the 2020 census. The city was named for Charl…Borup is a city in Norman County, Minnesota, United States. The population was 96 at the 2020 census. The city was named for Charles William Wulff Borup, a Minnesota banker. A post office called Borup has been in operation since 1896.