Falls in the jurisdiction of the Amathole District Municipality, in the Eastern Cape Province. It was established as a military post in 1879 and so named because of its situation on a stream with willow trees on its banks.
References
"Main Place Willowvale". Census 2011.
"Dictionary of Southern African Place Names". Human Science Research Council. p. 475.
Further Reading
https://www.afristay.com/a/willowvale/
https://www.iol.co.za/news/south-africa/eastern-cape/five-children-among-seven-killed-in-eastern-cape-house-fire-29821347