| Westlake, Oregon | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | USA Oregon#USA |
| Pushpin Label: | Westlake |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Oregon |
| Subdivision Type2: | County |
| Subdivision Name2: | Lane |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Coordinates: | 43.8831°N -124.115°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 97493 |
| Area Code: | 458 and 541 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
Westlake is an unincorporated community on Siltcoos Lake in Lane County, Oregon, United States, approximately seven miles south of Florence. Its area is included in the city limits of the incorporated city of Dunes City. The post office in Dunes City is named "Westlake", and most addresses in Dunes City have a Florence mailing address and are not in the area historically associated with Westlake.