| Place Name | Troy |
| Place Type | City |
| ZIP Code(s) | 66087 |
| County | Doniphan County |
| Area Code(s) | 785 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,071 |
| Population Growth Rate (2010-19) | -4.55% |
| Majority Ethnicity | White 90.48% |
| Metro/Micro Stats Area | St. Joseph, MO-KS |
| US Congressional District(s) | Kansas 2nd |
| State House Districts | 63 |
| State Senate Districts | 1 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.48% |
| African American | 0.11% |
| Hispanic | 0.11% |
| Asian | 0.11% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 9.2% |