He was educated at Botwnnog grammar school (as was his cousin John Owen, who later became Bishop of St Davids).
In the 1881 census, the school was recorded as having fourteen boarders aged from ten to twenty four, and a schoolmaster and a housekeeper in addition to Owen.
[1] The Welsh Intermediate Education Act was passed in 1889, and Owen was co-secretary of the joint conferences set up to establish the schemes to be implemented at county level.
In 1896, the Central Welsh Board for Intermediate Education was established, with Arthur Humphreys-Owen (Member of Parliament for Montgomeryshire) as its first chairman and John Viriamu Jones (the first vice-chancellor of the University of Wales) as vice-chairman.
[8] After his enforced retirement, he moved to Colwyn Bay on the coast of North Wales, where he died on 14 March 1920; he was buried in the cemetery at Llandrillo-yn-Rhos.