| Place Name | Lyon Township (Decatur County) |
| Place Type | Township |
| ZIP Code(s) | 67635 67643 |
| County | Decatur County |
| Area Code(s) | 785 |
| Timezone | Central Daylight Time (CDT) |
| Population () | |
| US Congressional District(s) | Kansas 1st |
| State House Districts | 120 |
| State Senate Districts | 40 |
| Race/Ethnicy | Percentage of Population () |
|---|---|
| White | 0% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |