Mortgage Interest Deduction in South Carolina
State income tax rate
6%
Itemized deductions allowed
✅ Yes
State-Level Mortgage Interest Deduction
South Carolina has a top rate of 6% and conforms to federal itemized deductions. Mortgage interest deduction applies to state returns.
Combined Federal + South Carolina Savings
If you paid $18,000 in mortgage interest last year and itemize on both returns, your combined tax savings would be approximately:
- Federal (22% bracket): $3,960
- South Carolina (6% rate): $1,080
- Total estimated savings: $5,040
These are estimates based on a 22% federal bracket. Your actual savings depend on your specific tax situation.