Jefferson, CO Sales Tax Rate
The combined sales tax rate in Jefferson, Colorado is 4.9% (2.9% state, 1% county and 1% special district). Calculate the sales tax on any purchase in Jefferson. Rates effective July 2026.
- State tax
- 2.9%
- County tax (Park)
- 1%
- City tax (Jefferson)
- 0%
- Special district tax
- 1%
- Combined rate
- 4.9%