| Place Name | Avondale |
| Place Type | City |
| ZIP Code(s) | 64117 |
| County | Clay County |
| Area Code(s) | 816,975 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 551 |
| Population Growth Rate (2010-19) | -0.91% |
| Majority Ethnicity | White 91.03% |
| Metro/Micro Stats Area | Kansas City, MO-KS |
| US Congressional District(s) | Missouri 5th |
| State House Districts | 18 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.03% |
| African American | 2.05% |
| Hispanic | 0.51% |
| Asian | 3.08% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.33% |