Mercedes, Texas sales tax rate: 8.25%
Last updated Checked monthly
The sales tax rate in Mercedes, Texas is 8.25%. That’s the 6.25% state rate plus 2% in local taxes. It’s the highest combined rate Texas allows, and 361 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Mercedes combined rate
8.25%
- Texas state
- 6.25%
- MercedesCity
- 2%
Mercedes sales tax calculator
Enter a price and what you’re selling.
- TexasState · 6.25%$6.25
- Mercedes City (Hidalgo County)City · 2%$2.00
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoMercedes sales tax rate breakdown
State and city taxes add up to 8.25%.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Texas | State | 6.25% |
| Mercedes City (Hidalgo County) | City | 2% |
| Combined rate | 8.25% |
Rate history
- July 20238.25%
- July 20248.25%
- July 20258.25%
- July 20268.25%
- Today8.25%
No change since July 2023.
Sales tax near Mercedes
Closest cities
- Progreso Lakes7 mi7.75%
- Donna8 mi8.25%
- Santa Rosa9 mi8%
- Palm Valley10 mi8.25%
- Alamo13 mi8.25%
- Los Indios13 mi8%
- Harlingen14 mi8.25%
- San Juan15 mi8.25%
Charge the right rate in Mercedes, on every order.
Zamp calculates tax at each customer’s address, then files and pays every Texas return for you, with a sales tax team you can call.
Mercedes sales tax questions.
Still have questions? Call us at 1-866-438-9267 or email us at support@zamp.com.
What is the sales tax rate in Mercedes, Texas?
The combined sales tax rate in Mercedes is 8.25% as of November 2, 2026. It’s made up of 6.25% Texas state tax, 2% Mercedes City (Hidalgo County).
Does the sales tax rate vary within Mercedes?
Mercedes has no special-district taxes, so most addresses in the city pay the same 8.25%: Texas’s 6.25% plus 2% city tax. This rate was calculated for the centre of Mercedes; the calculator prices any exact address.
Is SaaS taxable in Mercedes?
Partly. Texas taxes 80% of the price of software as a service, so the effective rate in Mercedes is 6.6%.
Do online sellers have to collect sales tax in Mercedes?
Yes, if they have nexus in Texas: more than $500,000 in Texas sales in the previous or current calendar year, or a physical presence in the state. They register with the Texas Comptroller of Public Accounts and charge the rate at the buyer’s address.
Sources. Texas Comptroller of Public Accounts · Zamp Sales Tax API, for the centre of Mercedes. Rates are checked monthly and are for information, not tax advice.
Sales tax, off your plate.
Zamp registers you, calculates every order at the customer’s address, files every Texas return and handles notices, with a sales tax team you can call.
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