What are the sales tax rates for Jefferson County?
  • Unincorporated Southeast Jefferson County (including state and special districts): 5%
  • Unincorporated Jefferson County (including state and special districts): 4.5 %
  • Unincorporated Jefferson County Aspen Park Metropolitan District (including state and special districts): 4.75 %
  • These totals are separated into the following: state of Colorado - 2.9 %; RTD - 1 %; Cultural - 0.1 %; Southeast Jeffco LID - 0.5 %; Aspen Park Metropolitan District 0.25 - %; Jeffco Open Space - 0.5 %.
  • Sales Tax Improvement Program (PDF)
  • Detailed Southeast Boundary Map (PDF)


Jefferson County does not have a use tax. Visit the websites listed below for more information:

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1. What are the sales tax rates for Jefferson County?
2. What is the address for the Jefferson County Accounting Department?