Ouachita Hills Academy is a private Seventh-day Adventist high school near Amity, Arkansas. Its official website describes the school as a supporting ministry school in southwest Arkansas, with a rural campus at 46 Madison Way.

The ISEI Education Association states that Ouachita Hills Academy started in 1988 and is accredited by ISEI and the National Council for Private School Accreditation. The school presents itself as a Christian high school with academic, spiritual, and social standards shaped by Adventist ministry.