| Place Name | Olean |
| Place Type | City |
| ZIP Code(s) | 14760 |
| County | Cattaraugus County |
| Area Code(s) | 716 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 14,408 |
| Population Growth Rate (2010-19) | -3.56% |
| Majority Ethnicity | White 92.98% |
| Metro/Micro Stats Area | Olean, NY |
| US Congressional District(s) | New York 23rd |
| State Assembly Districts | 148 |
| State Senate Districts | 57 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.98% |
| African American | 2.36% |
| Hispanic | 1.03% |
| Asian | 2.25% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.37% |