| Place Name | Yorklyn |
| Place Type | Unincorporated |
| ZIP Code(s) | 19707 |
| County | New Castle County |
| Area Code(s) | 302 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| Metro/Micro Stats Area | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| State House Districts | 12 |
| State Senate Districts | 4 |