| Place Name | Cottage Lake |
| Place Type | Census Designated Place |
| ZIP Code(s) | 98052 98072 98077 98296 |
| County | King County |
| Area Code(s) | 425 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 23,416 |
| Population Growth Rate (2010-19) | 1.61% |
| Majority Ethnicity | White 84.82% |
| Metro/Micro Stats Area | Seattle-Tacoma-Bellevue, WA |
| US Congressional District(s) | Washington 1st |
| State House Districts | 45 |
| State Senate Districts | 45 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 84.82% |
| African American | 0.42% |
| Hispanic | 0% |
| Asian | 9.39% |
| Native American | 0.12% |
| Hawaiin/Pacific Islander | 5.24% |