Reubens is a city in Lewis County, Idaho, United States, on the Camas Prairie.

[9] According to the United States Census Bureau, the city has a total area of 0.29 square miles (0.75 km2), all of it land.

On the west, Lapwai Creek cuts a gorge more than a thousand feet deep and carries U.S. Route 95.

To the east, the valley of Big Canyon Creek reaches depths of nearly a thousand feet in the immediate vicinity of Reubens.

The racial makeup of the city was 97.2% White, 1.4% Native American, and 1.4% from two or more races.

There were 13.3% of families and 20.5% of the population living below the poverty line, including 21.2% of under eighteens and 27.3% of those over 64.