Mortgage Interest Deduction in Idaho
State income tax rate
5.3%
Itemized deductions allowed
✅ Yes
State-Level Mortgage Interest Deduction
Idaho has a top rate of 5.3% and conforms to federal itemized deductions, allowing mortgage interest deduction on state returns.
Combined Federal + Idaho 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
- Idaho (5.3% rate): $954
- Total estimated savings: $4,914
These are estimates based on a 22% federal bracket. Your actual savings depend on your specific tax situation.