The story
From king's + town, in reference to monarchs of the British Empire. Doublet of Kingston, Kingstone, Conington, and Cunnington. Cf. also Coniston, Coniston Cold, Conisbrough, Kingsville, Kingsburg, Queenstown, Queenston, Princetown, Princes Town, and Princeton.
Etymology from Wiktionary, CC BY-SA 4.0.