Marlborough, MA Sales Tax Rate 2026
The combined sales tax rate in Marlborough, Massachusetts is 6.300%.
Marlborough Sales Tax Breakdown
| Jurisdiction | Rate |
|---|---|
| Massachusetts State Sales Tax | 6.300% |
| Total Combined Rate | 6.300% |
Which County Is Marlborough In?
Marlborough falls within Middlesex, Massachusetts. Middlesex imposes a 0.000% county-level sales tax in addition to the Massachusetts state base rate.
Marlborough ZIP Codes
The following ZIP codes are mapped to Marlborough for sales tax purposes. All listed codes apply the 6.300% combined rate.
Nearby Tax Rates
Business Nexus in Massachusetts
Economic Nexus Threshold
FAQ: Marlborough Sales Tax
Sales Tax Calculator
Using 6.300% rate for Marlborough, MA
Rate applied: 6.300% combined
Massachusetts Department of Revenue
Filing Deadline: Monthly returns due the 20th; quarterly returns due the 20th. File via MassTaxConnect.