Located at the mouth of the River Aln, the village has been an important trading port in Northumberland's past, mainly involved in the export of grain, and smuggling.
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Adtwifyrdi or Adtuifyrdi ("at the two fords") is the name used by the Venerable Bede believed to describe the meeting of river and tributary at the mouth of the River Aln at Alnmouth.
High Buston - a small hamlet on the Northumberland coast of England situated between Alnmouth and Warkworth
The church was consecrated by Charles Baring Bishop of Durham on Tuesday November 6 1876, two months later on February 7 1877 Alnmouth became a separate parish when it was divided from the parish of Lesbury.