Sugar City, ID has a population of 1,471 and is the 12,801st largest city in the United States. The population density is 860 per sq mi which is 4410% higher than the Idaho average and 850% higher than the national average. The median age in Sugar City is 22 which is approximately 38% lower than the Idaho average of 36. In Sugar City, 64% of the population over 15 years of age are married, 74% speak English and 25% speak Spanish. 62% of Sugar City residents were born in Idaho, 30% were born out of state, 0% were born outside of the United States and 8% were foreign born.