Diamondhead Lake, IA has a population of 318 and is the 22,167th largest city in the United States. The population density is 510 per sq mi which is 834% higher than the Iowa average and 463% higher than the national average. The median age in Diamondhead Lake is 51 which is approximately 34% higher than the Iowa average of 38. In Diamondhead Lake, 71% of the population over 15 years of age are married, 96% speak English and 0% speak Spanish. 74% of Diamondhead Lake residents were born in Iowa, 26% were born out of state, 0% were born outside of the United States and 0% were foreign born.
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The population density in Diamondhead Lake is 834% higher than Iowa.
The median age in Diamondhead Lake is 34% higher than Iowa.
In Diamondhead Lake 98.43% of the population is White.
In Diamondhead Lake 0.00% of the population is Black or African American.
In Diamondhead Lake 0.00% of the population is Asian.