Mukilteo city, Washington
Official LSAD Designation: Mukilteo city • Census GEOID: 5347735
• Snohomish County
Demographics & Population Profile
Population and demographics for Mukilteo city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 21,239 | — | 2025 | Census |
| Median Age | 42.8 yrs | ±2.5 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 8,365 | ±476 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).