Colorado - Boulder
Sales Tax Calculator of Boulder for 2024
How 2024 Sales taxes are calculated in Boulder, Colorado
The general sales tax rate in Boulder, Colorado is determined by a combination of state, county, and city tax rates.
General Sales Tax Rate
The state of Colorado has a general sales tax rate of 2.9% which applies statewide.
In Boulder the total sales tax rate, including county and city taxes, ranges from 2.9% to 9.055%
Understanding Boulder's Combined Sales Tax Rates in 2024
- State Rate: 2.9%
- County Rate: 1.185%
- City Rate: 3.86% to 3.87%, depending on the specific ZIP code within the city.
- Special Rate: 1.1%
Sales Tax by ZIP Code in Boulder
- Lowest Rate: 2.9% in ZIP code 80321 Other possible rates: 9.045% .
- Highest Rate: 9.055% in ZIP code 80301
- Average Rate: The average combined tax rate across all ZIP codes in Boulder, Colorado is approximately 7.126%
Factors Influencing Boulder's Sales Tax Rates
The applicable sales tax rate may vary depending on the type of purchase (e.g., goods, services, or special categories). Businesses and consumers are encouraged to confirm specific rates based on their transactions.
Coverage of Sales Tax in Boulder
Boulder has 11 ZIP codes out of 16 zip codes subject to city sales tax, meaning 68.75% of the city is covered under its municipal tax rules.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%.
Updates on Tax Rates
The most recent update to sales tax rates in Boulder occurred in January 2024. For the latest information and detailed tax guidelines, please consult the official Colorado Department of Revenue website