| Place Name | Winfield |
| Place Type | City |
| ZIP Code(s) | 67156 |
| County | Cowley County |
| Area Code(s) | 620 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 12,335 |
| Population Growth Rate (2010-19) | -4.26% |
| Majority Ethnicity | White 83.33% |
| Metro/Micro Stats Area | Winfield, KS |
| US Congressional District(s) | Kansas 4th |
| State House Districts | 12,79 |
| State Senate Districts | 14,32 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 83.33% |
| African American | 2.51% |
| Hispanic | 0.45% |
| Asian | 3.75% |
| Native American | 0.41% |
| Hawaiin/Pacific Islander | 9.55% |