Portage is a town in Box Elder County, Utah, United States.

[5] The town received its name from Lorenzo Snow, an apostle of the Church of Jesus Christ of Latter-day Saints.

Portage is located near the northeast corner of Box Elder County, with its northern border following the Utah-Idaho state line.

According to the United States Census Bureau, Portage covers 3.0 square miles (7.7 km2), all land.

Ancestries: English (28.8%), Danish (16.3%), German (16.3%), Scottish (10.9%), Norwegian (7.4%), Welsh (5.1%).