Delta is a town in Bayfield County, Wisconsin, United States.

[4] The unincorporated communities of Delta and Pike River are located in the town.

The unincorporated community of Sutherland is located partially in the town.

The racial makeup of the town was 98.30% White and 1.70% Native American.

None of the families and 3.6% of the population were living below the poverty line, including no under eighteens and 6.1% of those over 64.