Sales Tax Calculator
Calculate sales tax amount and total price including tax
About this calculator
This sales tax calculator helps you quickly determine the exact tax amount and total cost for any purchase. Whether you're shopping, running a business, or budgeting for expenses, this tool eliminates guesswork by instantly computing sales tax based on your local tax rate. It's essential for accurate pricing, expense tracking, and ensuring you have enough funds for purchases including applicable taxes.
How to use
Enter the original price of your item or service in the price field. Input your local sales tax rate as a percentage (for example, enter 8.5 for 8.5% tax). Click calculate to instantly see both the tax amount and the total price including tax.
Frequently asked questions
How do I find my local sales tax rate?
Check your state's department of revenue website or recent receipts. Rates vary by state, county, and city, typically ranging from 0% to 11%.
Can I calculate tax for multiple items?
Enter the combined subtotal of all items, then apply your tax rate to get the total tax and final amount.
What if my area has no sales tax?
Enter 0 as the tax rate. The calculator will show $0 tax and your total will equal the original price.