For 2026, the sales tax rate in Suffolk County, Massachusetts stands at 6.25% — a combination of the 6.25% state rate and 0% local levy. The county's 803,907 residents make it an important market in the region.
For a $500 purchase in Suffolk County, the sales tax would be $31.25, bringing the total to $531.25.
Business Compliance in Suffolk County
Businesses must register with the Massachusetts Department of Revenue to collect and remit sales tax. Filing frequency depends on sales volume. With a population of 803,907, Suffolk County offers significant market potential for businesses of all sizes.