Sales Tax Calculator - Knox County (Maine)
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Sales tax calculator to help you calculate tax amount and total amount. It gives you taxable amount, tax and total amount in Knox County.
Tax Calculation
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The different sales tax rates like state sales tax, county tax rate and city tax rate in Knox County are 5.50%, 0.00% and 0.00%. Check sales tax rates by cities in Knox County
What is Knox County sales tax rates in 2025?
Knox County sales tax rates in Oct 2025 are:
| State Tax Rate | 5.50% |
| County Tax Rate | 0.00% |
| City Tax Rate | 0.00% |
| Special Tax Rate | 0.00% |
| Combined Tax Rate | 5.50% |
Which city has highest sales tax rates in Knox County?
List of cities with highest sales tax rates in Knox County:
- West Rockport - 5.50%
- South Thomaston - 5.50%
- Isle Au Haut - 5.50%
- Union - 5.50%
- Warren - 5.50%
- Spruce Head - 5.50%
- Glen Cove - 5.50%
- North Haven - 5.50%
- Vinalhaven - 5.50%
- Tenants Harbor - 5.50%
Which city has lowest sales tax rates in Knox County?
List of cities with lowest sales tax rates in Knox County:
- West Rockport - 5.50%
- South Thomaston - 5.50%
- Isle Au Haut - 5.50%
- Union - 5.50%
- Warren - 5.50%
- Spruce Head - 5.50%
- Glen Cove - 5.50%
- North Haven - 5.50%
- Vinalhaven - 5.50%
- Tenants Harbor - 5.50%
Sales Tax Rates by city - Knox County (Maine)
| CITY | COMBINED RATE | STATE RATE | COUNTY RATE | CITY RATE | SPECIAL RATE |
|---|---|---|---|---|---|
| West Rockport | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| South Thomaston | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Isle Au Haut | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Union | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Warren | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Spruce Head | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Glen Cove | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| North Haven | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Vinalhaven | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Tenants Harbor | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Camden | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Rockport | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Rockland | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Port Clyde | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Friendship | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Matinicus | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Washington | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Hope | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Thomaston | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Cushing | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |
| Owls Head | 5.50% | 5.50% | 0.00% | 0.00% | 0.00% |