| Place Name | Oswego |
| Place Type | City |
| ZIP Code(s) | 67356 |
| County | Labette County Cherokee County |
| Area Code(s) | 620 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,926 |
| Population Growth Rate (2010-19) | -8.80% |
| Majority Ethnicity | White 94.41% |
| Metro/Micro Stats Area | Parsons, KS |
| US Congressional District(s) | Kansas 2nd |
| State House Districts | 1,7 |
| State Senate Districts | 13,15 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 94.41% |
| African American | 1.97% |
| Hispanic | 1.97% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.66% |