| Place Name | Lannon |
| Place Type | Village |
| ZIP Code(s) | 53046 |
| County | Waukesha County |
| Area Code(s) | 262 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,147 |
| Population Growth Rate (2010-19) | 22.40% |
| Majority Ethnicity | White 90.07% |
| Metro/Micro Stats Area | Milwaukee-Waukesha, WI |
| US Congressional District(s) | Wisconsin 5th |
| State Assembly Districts | 22 |
| State Senate Districts | 8 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.07% |
| African American | 0% |
| Hispanic | 0.29% |
| Asian | 3.75% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 5.88% |