| Place Name | Westlake |
| Place Type | Unincorporated |
| ZIP Code(s) | 97493 |
| County | Lane County |
| Area Code(s) | 458,541 |
| Timezone | Pacific Daylight Time (PDT) |
| Population () | |
| Metro/Micro Stats Area | Eugene-Springfield, OR |
| US Congressional District(s) | Oregon 4th |
| State House Districts | 9 |
| State Senate Districts | 5 |