Demographics & People — Diamondhead Lake, Iowa
Population Overview
| Population (Census) | 283 |
|---|
| Estimated 2026 | ~300 |
|---|
| Median Age | 58.4 |
|---|
| Total Households | 134 |
|---|
| Family Households | 101 |
|---|
| Average Household Size | 2.11 |
|---|
| Diversity Index | 0.0 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 245 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 130 |
| Unclassified or not reported | 68 |
| Irish | 58 |
| Dutch | 27 |
| Danish | 20 |
| Other groups | 16 |
| Hispanic: Mexican | 16 |
| Hispanic: Hispanic or Latino | 16 |
| French Canadian | 12 |
| Latvian | 11 |
Language
| English Only | 269 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 269 |
|---|
Veterans
| Veterans | 32 |
|---|
| Population 18+ | 227 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Diamondhead Lake, Iowa.
