Compare state tax rates and rules — on income, ordinary purchases, gas, sin products, property, and more — across the U.S. Go to the Kiplinger Tax Map South Carolina Add to State Compare List | View List View State Compare List (0) selected | Compare up to 5 The Bottom Line Mixed Tax Picture The Palmetto State boasts low property taxes — the fourth-lowest in the country, according to our metric. Many taxpayers will find themselves in the highest income bracket, however; the 7% rate kicks in at just $14,600 of taxable income, and the sales tax (an average of 7.46%, per the Tax Foundation) leans high as well. Sales Tax 6% state levy. Localities can add as much as 3%, and the average combined rate is 7.46%, according to the Tax Foundation. Income Tax Range Low: 3% (on taxable income over $2,970)High: 7% (on taxable income over $14,860) Motor Fuel Taxes Gasoline: $0.2275 per gallon. Diesel: $0.2275 per gallon. Property Taxes In South Carolina, residents pay an average $601 in taxes per $100,000 of assessed home value. Vehicle Taxes Sales tax is due on purchases. South Carolina levies an annual tax on a vehicle’s value. Counties set the rate. Example: If you own a $10,000 car, your personal property tax would be $173 (based on the average statewide rate). Sin Taxes Cigarettes: $0.57 per packOther tobacco products: 5% of the manufacturer’s priceBeer and other malt beverages: $0.77 per gallonWine: $1.08 per gallonLiquor: $5.42 per gallon Taxes On Wireless Service 12.56% Inheritance and Estate Taxes None. About our methodology