98255 Sales Tax Rate
The sales tax rate for ZIP code 98255 in Hamilton, Skagit County, WA is 8.7%: 6.5% state and 2.2% city tax. Rates effective April 2026.
- State tax
- 6.5%
- County tax (Skagit)
- 0%
- City tax (Hamilton)
- 2.2%
- Special district tax
- 0%
- Combined rate
- 8.7%