Cadoxton is an electoral ward of Neath Port Talbot county borough, Wales. It forms part of the parish of Blaenhonddan.

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Cadoxton consists of some or all of the settlements of Cadoxton-juxta-Neath and Cilfrew in the parliamentary constituency of Neath. The ward consists of a built up area and a strip of woodland to the south with areas of pasture in the central and northern areas.

Cadoxton is bounded by the wards of Rhos and Crynant to the north; Aberdulais and Tonna to the east; Neath North to the south; and Bryncoch South and Bryncoch North to the west.

In the 2012 local council elections, the electorate turnout was 35.67%. The results were:

In the 2017 local council elections, the results were:^[2]