Haverhill, IA has a population of 169 and is the 25,163rd largest city in the United States. The population density is 1,282 per sq mi which is 2246% higher than the Iowa average and 1315% higher than the national average. The median age in Haverhill is 38 which is approximately 1% lower than the Iowa average of 38. In Haverhill, 52% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 88% of Haverhill residents were born in Iowa, 12% were born out of state, 0% were born outside of the United States and 1% were foreign born.