Demographics & People — Crystal Lake, Iowa
Population Overview
| Population (Census) | 229 |
|---|
| Estimated 2026 | ~500 |
|---|
| Median Age | 33.9 |
|---|
| Total Households | 108 |
|---|
| Family Households | 75 |
|---|
| Average Household Size | 2.12 |
|---|
| Diversity Index | 0.1821 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 224 |
|---|
| Black or African American | 2 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 23 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 129 |
| German | 61 |
| Norwegian | 39 |
| Other groups | 25 |
| Hispanic: Mexican | 22 |
| Hispanic: Hispanic or Latino | 22 |
| Irish | 18 |
| Czech | 8 |
| English | 7 |
| Danish | 6 |
Language
| English Only | 183 |
|---|
| Spanish | 19 |
|---|
| Population 5+ | 202 |
|---|
Veterans
| Veterans | 14 |
|---|
| Population 18+ | 196 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Crystal Lake, Iowa.
