Brinnon, WA ZIP code
The ZIP code for Brinnon, Washington is 98320. It is in Jefferson County.
- Population in these ZIPs
- 1,219
- Avg. median income
- $55,900population-weighted
- Typical home value
- $362,300population-weighted
- Metro area
- Port Townsend, WA
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Brinnon, WA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 98320 | 1,219 | $55,893 | $362,300 |
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 Brinnon
Frequently asked questions
What is the ZIP code for Brinnon, WA?
The ZIP code for Brinnon, WA is 98320.
What county is Brinnon, Washington in?
Brinnon ZIP codes are in Jefferson County.