Mountlake Terrace, WA ZIP code
The ZIP code for Mountlake Terrace, Washington is 98043. It is in Snohomish County.
- Population in these ZIPs
- 23,101
- Avg. median income
- $107,700population-weighted
- Typical home value
- $658,100population-weighted
- Metro area
- Seattle-Tacoma-Bellevue, WA
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Mountlake Terrace, WA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 98043 | 23,101 | $107,687 | $658,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Mountlake Terrace
Frequently asked questions
What is the ZIP code for Mountlake Terrace, WA?
The ZIP code for Mountlake Terrace, WA is 98043.
What county is Mountlake Terrace, Washington in?
Mountlake Terrace ZIP codes are in Snohomish County.