Texas Sales Tax Calculator

Calculate Texas sales tax instantly — add tax to a price or back it out of a total.

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Texas imposes a 6.25% statewide sales tax on most retail sales of tangible personal property and on many taxable services. On top of that, local jurisdictions — cities, counties, special-purpose districts, and transit authorities — can add up to 2% more in local sales tax, capped at a combined local rate of 2%. That means the maximum combined Texas sales tax rate is 8.25%, which is what shoppers pay in Houston, Dallas, San Antonio, Austin, and Fort Worth, among dozens of other major cities.

This calculator handles both directions: Add mode lets you find the final price from a pre-tax amount, and Remove (reverse) mode lets you extract the pre-tax figure and the exact tax amount when you already know the total you paid. The state rate is fixed at 6.25%; the local rate field defaults to 1.95% (a reasonable statewide average) and is fully editable so you can dial in the exact rate for your city or county.

How it works

Add tax (forward calculation)

Enter your pre-tax price. The calculator multiplies it by the combined rate:

  • State tax = net x 0.0625
  • Local tax = net x (local rate / 100)
  • Total tax = net x (combined rate / 100)
  • Grand total = net + total tax

Back out tax (reverse calculation)

Enter the tax-included total you actually paid. The calculator divides by (1 + combined rate):

  • Net pre-tax amount = gross / (1 + combined rate)
  • Total tax = gross - net
  • State and local shares are then split proportionally

Both modes show a full breakdown and a “Show the working” panel with the exact formula used.

Worked example

You buy a television in Austin, Texas. The sticker price (pre-tax) is $799.00. Austin levies the full 2% local rate, so the combined rate is 8.25%.

ItemCalculationAmount
Pre-tax price$799.00
Texas state tax (6.25%)$799 x 0.0625$49.94
Austin local tax (2.00%)$799 x 0.02$15.98
Total sales tax (8.25%)$799 x 0.0825$65.92
Total paid$799 + $65.92$864.92

Now suppose you are filing an expense report and you only have the receipt total of $864.92. Switch to Remove mode, enter $864.92 with an 8.25% combined rate, and the calculator immediately shows $799.00 net and $65.92 tax — no mental arithmetic required.

Texas state rate and typical combined rate

ComponentRate
Texas state base rate6.25%
Maximum local add-on2.00%
Maximum combined rate8.25%
Texas statewide average combined rate~8.20%

The statewide average of ~8.20% reflects that a handful of smaller jurisdictions charge less than the full 2% local maximum. If you are in an unincorporated area with no city tax, you may owe only the state 6.25%. Always verify your rate at the Texas Comptroller Sales Tax Rate Locator before collecting or remitting tax.

Every figure is calculated entirely in your browser — no numbers are sent to any server.

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