Williamsfield, IL Sales Tax Rate
The combined sales tax rate in Williamsfield, Illinois is 8.75% (6.25% state, 1.5% county and 1% city). Calculate the sales tax on any purchase in Williamsfield. Rates effective July 2025.
- State tax
- 6.25%
- County tax (Knox)
- 1.5%
- City tax (Williamsfield)
- 1%
- Special district tax
- 0%
- Combined rate
- 8.75%