For 2026, the sales tax rate in Harford County, Maryland stands at 6% — a combination of the 6% state rate and 0% local levy. The county's 260,924 residents make it an important market in the region.
For a $500 purchase in Harford County, the sales tax would be $30.00, bringing the total to $530.00.
Business Compliance in Harford County
Businesses must register with the Comptroller of Maryland to collect and remit sales tax. Filing frequency depends on sales volume. With a population of 260,924, Harford County offers significant market potential for businesses of all sizes.