What is the sales tax for Aberdeen Proving Ground, Maryland? - The sales tax for Aberdeen Proving Ground, Maryland is 6% as of 2025. 6% is the combine sales tax from 6% of Maryland state sales tax, 0% of local sales tax, and 0% of Harford county sales tax.
| State | Maryland | State Tax | 6% |
|---|---|---|---|
| City | Aberdeen Proving Ground | City Tax | 0% |
| County | Harford | County Tax | 0% |
| Special Tax | 0% | ||
| Total Sales Tax | 6% | ||
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