Montello is a town in Marquette County, Wisconsin, United States.

The City of Montello and the unincorporated community of Glen Oak are located within the town.

As of the census[2] of 2000, there were 1,043 people, 443 households, and 318 families residing in the town.

There were 699 housing units at an average density of 21.5 per square mile (8.3/km2).

24.8% of all households were made up of individuals, and 10.2% had someone living alone who was 65 years of age or older.