In the past (14th century) the spelling for the name of this place was Astenthwhate.
[1] Ackenthwaite has a postbox, a telephone box, a few farms, a small farmers' pub and a few old buildings including the "old workhouse" which was, in fact, a workhouse, then a mental institution, and then a storage warehouse.
Built up around the old workhouse is the estate of Owlet Ash.
[2] Ackenthwaite was the location for Libby's which is an old factory for Nestle.
Media related to Ackenthwaite at Wikimedia Commons