Grano, ND has a population of 2 and is the 29,088th largest city in the United States. The population density is 7 per sq mi which is 31% lower than the North Dakota average and 93% lower than the national average. The median age in Grano is 0 which is approximately 100% lower than the North Dakota average of 35. In Grano, 100% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 100% of Grano residents were born in North Dakota, 0% were born out of state, 0% were born outside of the United States and 0% were foreign born.