What is the sales tax in zip code 21045? - The sales tax in zip code 21045 in Columbia, Maryland is 6% as of 2025. Use the 21045 sales tax rate calculator to calculate the sales tax for any purchase in 21045.
21045 Sales Tax Rate Calculator |
|
| Amount: | $ |
| Sales Tax: | % |
| Before Tax Price | |
|---|---|
| Sales Tax | |
| Final Price | |
Sales Tax By Zip Code | |
| Zip Code | |
|---|---|
Below is a list of the state sales tax, city sales tax, and county tax rate for .
| County | State | City | Zip Code | State Tax | City Tax | County Tax | Total Tax |
|---|---|---|---|---|---|---|---|
| Howard | Maryland | Columbia | 21045 | 6% | 0% | 0% | 6% |