Maryland - Potomac
Sales Tax Calculator of Potomac for 2025
How 2025 Sales taxes are calculated in Potomac, Maryland
The general sales tax rate in Potomac, Maryland is determined by a combination of state, county, and city tax rates.
General Sales Tax Rate
The state of Maryland has a general sales tax rate of 6% which applies statewide.
In Potomac the total sales tax rate, including county and city taxes, is consistently 6% throughout the city.
Understanding Potomac's Combined Sales Tax Rates in 2025
- State Rate: 6%
- County Rate: No county sale tax
- City Rate: No city sale tax
- Special Rate: No special rate.
Sales Tax by ZIP Code in Potomac
- Lowest Rate: 6% in ZIP code 20854
- Average Rate: The average combined tax rate across all ZIP codes in Potomac, Maryland is approximately 6%
Factors Influencing Potomac's Sales Tax Rates
The applicable sales tax rate may vary depending on the type of purchase (e.g., goods, services, or special categories). Businesses and consumers are encouraged to confirm specific rates based on their transactions.
Updates on Tax Rates
The most recent update to sales tax rates in Potomac occurred in January 2025. For the latest information and detailed tax guidelines, please consult the official Maryland Department of Revenue website