Dallam Sales Tax
What is the sales tax in Dallam county? - The sales tax in Dallam county of Texas is 8.25% as of 2025. Use the Dallam sales tax calculator to calculate the sales tax for any purchase in Dallam.
Dallam Sales Tax Rate By County
Below is a list of the sales tax rate for each county in Dallam.
| County |
State |
City |
Zip Code |
State Tax |
City Tax |
County Tax |
Total Tax |
| Dallam |
Texas |
Dalhart |
79022 |
6.25% |
2% |
0% |
8.25% |
| Dallam |
Texas |
Kerrick |
79051 |
6.25% |
0% |
0% |
6.25% |
| Dallam |
Texas |
Texline |
79087 |
6.25% |
1% |
0% |
7.25% |