Car Calculator Texas

Texas Car Sales Tax & Fee Calculator

Calculate total out-of-the-door costs for Texas vehicle purchases

Cost Breakdown

Taxable Amount (Price – Trade):
Texas Sales Tax (6.25%):
Title & Registration Fees: $105.00
Dealer Documentation Fee:
Total Out-the-Door Price:

Understanding Texas Vehicle Sales Tax and Fees

Buying a car in the Lone Star State involves more than just the sticker price. This calculator is designed to help Texas residents estimate the total "Out-the-Door" (OTD) price by accounting for specific state tax laws and registration requirements.

1. The 6.25% Sales Tax Rule

In Texas, the state motor vehicle sales and use tax rate is 6.25%. One of the biggest financial advantages for Texas car buyers is the trade-in tax credit. When you trade in a vehicle, you only pay sales tax on the difference between the new car's price and your trade-in's value.

Example: If you buy a truck for $40,000 and trade in your old car for $15,000, you only pay 6.25% tax on $25,000.

2. Standard Presumptive Value (SPV)

If you are buying a used car from a private party rather than a dealer, Texas uses the Standard Presumptive Value (SPV) to calculate tax. If your purchase price is significantly lower than the SPV (determined by the state), the tax will be calculated on 80% of the SPV instead of your actual purchase price.

3. Title and Registration Fees

Texas vehicle registration costs are relatively uniform but can vary slightly by county. Common fees included in our calculation estimate:

  • State Registration Fee: Base fee of $51.75.
  • Title Application Fee: Usually $28 or $33 depending on the county.
  • Inspection Fee: The state's portion of the safety/emissions inspection (approx. $7.50).
  • Local County Road & Bridge Fee: Typically ranges from $10 to $20.

4. Dealer Documentation Fees

In Texas, there is no legal cap on what a dealer can charge for a "Doc Fee," but it must be "reasonable." Most Texas dealerships charge between $125 and $200. This fee covers the administrative costs of processing titles and registrations.

function calculateTexasCarFees() { // Inputs var price = parseFloat(document.getElementById("tx_vehicle_price").value) || 0; var tradeIn = parseFloat(document.getElementById("tx_trade_in").value) || 0; var rebates = parseFloat(document.getElementById("tx_rebates").value) || 0; var docFee = parseFloat(document.getElementById("tx_doc_fee").value) || 0; // Texas Math Constants var TX_TAX_RATE = 0.0625; // 6.25% var TX_REG_ESTIMATE = 105.00; // Average of Title ($33) + Reg ($51.75) + Inspection + County fees // Calculation Logic // In Texas, tax is calculated on Price MINUS Trade-in. // Rebates are usually applied AFTER tax calculation in TX for dealer sales. var taxableAmount = price – tradeIn; if (taxableAmount < 0) taxableAmount = 0; var salesTax = taxableAmount * TX_TAX_RATE; // Out the door = Price – TradeIn – Rebates + Tax + DocFee + RegFees var totalOTD = (price – tradeIn – rebates) + salesTax + docFee + TX_REG_ESTIMATE; // Formatting var formatter = new Intl.NumberFormat('en-US', { style: 'currency', currency: 'USD', }); // Display Results document.getElementById("res_taxable").innerHTML = formatter.format(taxableAmount); document.getElementById("res_tax").innerHTML = formatter.format(salesTax); document.getElementById("res_doc").innerHTML = formatter.format(docFee); document.getElementById("res_total").innerHTML = formatter.format(totalOTD); // Reveal result div document.getElementById("tx_results").style.display = "block"; // Smooth scroll to result document.getElementById("tx_results").scrollIntoView({ behavior: 'smooth', block: 'nearest' }); }

Leave a Comment