Martindale, Texas sales tax rate: 8.25%
Last updated Checked monthly
The sales tax rate in Martindale, 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.Martindale combined rate
8.25%
- Texas state
- 6.25%
- Caldwell CountyCounty
- 0.5%
- MartindaleCity
- 1.25%
- Caldwell County Emergency Services District 3-ASpecial district
- 0.25%
Martindale sales tax calculator
Enter a price and what you’re selling.
- TexasState · 6.25%$6.25
- Caldwell CountyCounty · 0.5%$0.50
- Martindale City (Caldwell County)City · 1.25%$1.25
- Caldwell County Emergency Services District 3-ASpecial district · 0.25%$0.25
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoMartindale sales tax rate breakdown
State, county, city and special district taxes add up to 8.25%. District lines don’t follow city limits, so some Martindale addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Texas | State | 6.25% |
| Caldwell County | County | 0.5% |
| Martindale City (Caldwell County) | City | 1.25% |
| Caldwell County Emergency Services District 3-A | Special district | 0.25% |
| 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 Martindale
Closest cities
- Staples6 mi8.25%
- San Marcos6 mi8.25%
- Lockhart10 mi8.25%
- Kingsbury14 mi8.25%
- Buda16 mi8.25%
- Creedmoor17 mi8.25%
- New Braunfels19 mi8.25%
- Woodcreek21 mi8.25%
Elsewhere in Caldwell County
- Lockhart8.25%
Charge the right rate in Martindale, on every order.
Zamp calculates tax at each customer’s address, special districts included, then files and pays every Texas return for you, with a sales tax team you can call.
Martindale 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 Martindale, Texas?
The combined sales tax rate in Martindale is 8.25% as of November 2, 2026. It’s made up of 6.25% Texas state tax, 0.5% Caldwell County, 1.25% Martindale City (Caldwell County), 0.25% Caldwell County Emergency Services District 3-A.
Why does Martindale pay Caldwell County Emergency Services District 3-A tax?
A special district such as Caldwell County Emergency Services District 3-A levies its own sales tax on top of the state, county and city rates. District lines don’t always follow city limits, so an address a few streets away can have a different rate. This rate was calculated for the centre of Martindale; the calculator prices any exact address.
Is SaaS taxable in Martindale?
Partly. Texas taxes 80% of the price of software as a service, so the effective rate in Martindale is 6.6%.
Do online sellers have to collect sales tax in Martindale?
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 Martindale. Rates are checked monthly and are for information, not tax advice.
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