Schleswig, IA has a population of 806 and is the 16,560th largest city in the United States. The population density is 621 per sq mi which is 1037% higher than the Iowa average and 585% higher than the national average. The median age in Schleswig is 47 which is approximately 23% higher than the Iowa average of 38. In Schleswig, 60% of the population over 15 years of age are married, 89% speak English and 8% speak Spanish. 76% of Schleswig residents were born in Iowa, 17% were born out of state, 0% were born outside of the United States and 6% were foreign born.
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The population density in Schleswig is 1037% higher than Iowa.
The median age in Schleswig is 23% higher than Iowa.
In Schleswig 90.57% of the population is White.
In Schleswig 0.12% of the population is Black or African American.