The Sts'ailes (also known as Chehalis) are an indigenous people from the Lower Mainland region of British Columbia, Canada.
Their band government is the Sts'ailes Nation, formerly known as the Chehalis First Nation or Chehalis Indian Band.[1] The band's name community is located on Indian reserve lands at Chehalis, which is on the lower Harrison River between the towns of Mission and Agassiz. Their band's mailing address is in nearby Agassiz.[2]