Spreadborough is a suburb of the town of Mount Isa in the City of Mount Isa, Queensland, Australia.

[1] The Leichhardt River flows north–south through the town of Mount Isa, dividing the suburbs of the town into "mineside" (west of the Leichhardt River) and "townside" (east of the Leichhardt River).

On 16 March 2001, the status of Spreadborough was changed from a locality to a suburb.

The nearest government primary school is Happy Valley State School in Happy Valley to the north-west.

The nearest government secondary school is Spinifex State College which has its junior campus in Parkside to the north-west and its senior campus in Pioneer to the north-east.