Portlethen lies about two kilometres east of the ancient Causey Mounth road, which was built on high ground to make passable this only available medieval route across the Mounth from coastal points south to Aberdeen.
Portlethen Academy is a six-year comprehensive secondary school in Portlethen, Aberdeenshire.
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Portlethen Academy opened on 20 April 1987 as a new school for the communities of Portlethen, Newtonhill, Muchalls and Banchory-Devenick.