Sanborn is a city in Barnes County, North Dakota, United States.

[6] Its population declined after better roads allowed nearby farmers to trade in Valley City instead.

[8] According to the United States Census Bureau, the city has a total area of 0.55 square miles (1.42 km2), all land.

15.1% of all households were made up of individuals, and 5.5% had someone living alone who was 65 years of age or older.

20.3% of all households were made up of individuals, and 8.1% had someone living alone who was 65 years of age or older.

None of the families and 2.6% of the population were living below the poverty line, including no under eighteens and 12.8% of those over 64.