Diamondhead Lake is a CDP located in Adair County, Iowa. Diamondhead Lake has a 2025 population of 224. Diamondhead Lake is currently declining at a rate of -3.86% annually and its population has decreased by -13.18% since the most recent census, which recorded a population of 258 in 2020.
The average household income in Diamondhead Lake is $159,035 with a poverty rate of 0%.The median age in Diamondhead Lake is 57 years: 55.7 years for males, and 58.5 years for females.
Data after 2023 is projected based on recent change
The racial composition of Diamondhead Lake includes 86.57% White, and smaller percentages for and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 245 | 86.57% |
Two or more races | 38 | 13.43% |
Married
Widowed
Divorced
Separated
Never Married
Diamondhead Lake's average per capita income is $60,758. Household income levels show a median of $125,000. The poverty rate stands at 0%.
Name | Median | Mean |
---|---|---|
Families | $143,438 | $180,718 |
Married Families | $142,604 | - |
Households | $125,000 | $159,035 |
Non Families | - | $92,670 |
Average Income
Median Household Income
Poverty Rate