| Place Name | Greendale |
| Place Type | Village |
| ZIP Code(s) | 53129 |
| GEOID | 5531125 |
| County | Milwaukee County |
| Area Code(s) | 414 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 14,735 |
| Population Growth Rate (2010-19) | 5.75% |
| Majority Ethnicity | White 84.86% |
| Metro/Micro Stats Area | Milwaukee-Waukesha, WI |
| US Congressional District(s) | Wisconsin 1st |
| State Assembly Districts | 82 |
| State Senate Districts | 28 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 84.86% |
| African American | 1.3% |
| Hispanic | 0.6% |
| Asian | 6.89% |
| Native American | 0.05% |
| Hawaiin/Pacific Islander | 6.3% |