Harris County, Texas Car Tax Calculator
Buying a car in Harris County (Houston, Pasadena and Baytown)? You pay the 6.25% Texas motor vehicle sales tax on the price after your trade-in and rebate, plus the Harris County fees: a $33 title application fee and a $11.5 local fee for 2026. On a $30,000 new car with no trade-in, tax and fees come to $1,992.75.
Estimated out-the-door · TX
$31,992.75
Price + taxes + fees
- Vehicle price$30,000.00
- Motor vehicle sales tax (6.25%)Official$1,875.00
- Title application fee (Harris)Official$33.00
- Registration ($50.75 base + $1 TexasSure)Official$51.75
- Processing & handling feeOfficial$4.75
- Harris County local feeOfficial$11.50
- Inspection replacement fee (new, 2 years)Official$16.75
- Taxed on $30,000.00.
- Taxed on the price after your trade-in and any rebate passed to you. A doc fee listed separately is not taxed.
- Harris County requires a yearly emissions test before you renew, paid at the inspection station.
Quoting deals for a dealership?
Estimate only. Official amounts come from state agency sources; Est. items vary or could not be confirmed.
Harris County car deals, worked out
Both examples run through the calculator above with Harris County selected.
1New car from a Harris County dealer
A buyer in Houston pays $34,000 for a new car, trades in $9,000 and gets a $1,000 rebate. Texas taxes the $24,000 left after both, and the county's title and local fee are added.
| Vehicle price | $34,000.00 |
| Dealer doc fee | $225.00 |
| Rebate | −$1,000.00 |
| Motor vehicle sales tax (6.25%) on $24,000.00 | $1,500.00 |
| Title application fee (Harris) | $33.00 |
| Registration ($50.75 base + $1 TexasSure) | $51.75 |
| Processing & handling fee | $4.75 |
| Harris County local fee | $11.50 |
| Inspection replacement fee (new, 2 years) | $16.75 |
| Out-the-door | $34,842.75 |
| Due after the $9,000 trade-in | $25,842.75 |
2Used car from a private seller
A Harris County buyer pays a private seller $12,000 for a car whose standard presumptive value is $18,000. Texas taxes 80% of the SPV, $14,400, because it's higher than the price.
| Price paid | $12,000.00 |
| Motor vehicle sales tax (6.25%) on $14,400.00 | $900.00 |
| Title application fee (Harris) | $33.00 |
| Registration ($50.75 base + $1 TexasSure) | $51.75 |
| Processing & handling fee | $4.75 |
| Harris County local fee | $11.50 |
| Inspection replacement fee | $7.50 |
| Out-the-door | $13,008.50 |
How Harris County fees compare
The sales tax is the same 6.25% in every Texas county, so the difference between counties is in the fees. Here are the ten largest counties for a $30,000 new car. Harris County's fees are $1.50 more than Tarrant County's, the lowest of the ten.
| County | Title | Local fee | Emissions | All fees |
|---|---|---|---|---|
| Tarrant | $33 | $10 | Yes | $116.25 |
| Harris | $33 | $11.5 | Yes | $117.75 |
| Dallas | $33 | $11.5 | Yes | $117.75 |
| Travis | $33 | $11.5 | Yes | $117.75 |
| Collin | $33 | $11.5 | Yes | $117.75 |
| Denton | $33 | $11.5 | Yes | $117.75 |
| Fort Bend | $33 | $11.5 | Yes | $117.75 |
| Hidalgo | $28 | $20 | No | $121.25 |
| El Paso | $33 | $20 | Yes | $126.25 |
| Bexar | $33 | $21.5 | Yes | $127.75 |
Fees for a new gas car under 6,000 lbs: title, $51.75 registration, $4.75 processing, the county local fee and the $16.75 two-year inspection replacement fee. Local fees are from TxDMV Fee Chart 1C for 2026.
What else Harris County buyers should know
You register the car with the Harris County tax assessor-collector, and the sales tax is due within 30 days of the purchase; after that a penalty of 5% applies, rising to 10% after another 30 days. A dealer usually files the paperwork and collects the tax for you.
Harris County is one of the Texas counties that require a yearly emissions test for gas cars, paid at the inspection station rather than at registration. Electric cars are exempt from the test but pay a $200 yearly EV fee, or $400 for the first two years on a new car.
For every rule behind these numbers, including new residents, gifts, the SPV rule and the doc fee, see the Texas car sales tax calculator.
Harris County car tax FAQ
What is the car sales tax in Harris County, Texas?
6.25%, the statewide Texas motor vehicle sales tax. Counties and cities don't add their own sales tax on cars, but Harris County charges a $11.5 local registration fee for 2026.
How much is a car title in Harris County?
$33. Harris County is one of the 42 Texas counties that charge $33; the rest charge $28.
Does Harris County require an emissions test?
Yes. Harris County is an emissions county, so gas cars need a yearly emissions test at an inspection station before renewal. Electric cars are exempt.