Mill Levies Boulder County - 21.867 Louisville City (2006) - 6.710 Boulder Valley Schools (57%) - 37.685 (The Mill levy is the dollar of tax per $1000 of assessed value.) Sales Tax & Licensing Division Sales Tax Rate Breakdown Effective January 1, 2009 State of Colorado 4.1% County of Boulder 0.650% City of Louisville 3.5% Total 8.25% | 2002 Taxes for a Residential House: Taxes are approximately 1% of the total value of property. (Source: Boulder County Assessor) Other Taxes Worker's compensation rates - vary by industry, call Colorado Compensation Authority 303-837-4100. State Unemployment Insurance Taxes Taxes are based on taxable wage base call Colorado Department of Labor & Employment, 303-837-4000. |