Ayrshire, IA has a population of 136 and is the 26,007th largest city in the United States. The population density is 657 per sq mi which is 1102% higher than the Iowa average and 625% higher than the national average. The median age in Ayrshire is 44 which is approximately 16% higher than the Iowa average of 38. In Ayrshire, 53% of the population over 15 years of age are married, 97% speak English and 3% speak Spanish. 82% of Ayrshire residents were born in Iowa, 18% were born out of state, 0% were born outside of the United States and 0% were foreign born.