Sales Tax States
Colorado - Boulder

Sales Tax Calculator of Boulder for 2018

Calculation of the general sales taxes of the city Boulder, Colorado for 2018

How 2018 Sales taxes are calculated in Boulder

The Boulder, Colorado, general sales tax rate is 2.9%. Depending on the zipcode, the sales tax rate of Boulder may vary from 2.9% to 8.845%

Every 2018 combined rates mentioned above are the results of Colorado state rate (2.9%), the county rate (0.985%), the Colorado cities rate (3.86%), and in some case, special rate (1.1%).

The Boulder's tax rate may change depending of the type of purchase.

Please refer to the Colorado website for more sales taxes information.

Boulder city rate(s)

2.9% is the smallest possible tax rate (80321, Boulder, Colorado)
8.845% is the highest possible tax rate (80301, Boulder, Colorado)

The average combined rate of every zip code in Boulder, Colorado is 6.987%

Other 2018 sales tax fact for Boulder

There is 11 out of 16 zip codes in Boulder that are being charged city sales tax for a ratio of 68.75%.

There is also 11 out of 16 zip codes in Boulder that are required to charge a special sales tax for a ratio of 68.75%.

Last sales taxes rates update

The last rates update has been made on October 2018.

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