Numbering 3,000 altogether, the Saisiat aborigines are believed to have emigrated to Taiwan from the Malay peninsula in about the 4th century A.D., and settled down in northern Taiwan.
賽夏族人目前只有三千人左右，他們約於西元四世紀時，從馬來半島漂流到台灣，落腳於竹南、苗栗一帶，後來逐漸遷移集中到屬於山區的五峰鄉和南庄鄉。