Standard vs Itemized Deduction Calculator公式

## Standard vs Itemized Deductions

Choose whichever is higher to reduce your taxable income.

### 2024 Standard Deduction

| Filing Status | Amount |
|---|---|
| Single | $14,600 |
| Married Filing Jointly | $29,200 |
| Head of Household | $21,900 |

### Common Itemized Deductions

- Mortgage interest
- State & local taxes (capped at $10,000)
- Charitable contributions
- Medical expenses (over 7.5% of AGI)

计算示例

Single filer: $8,000 mortgage, $7,000 SALT, $3,000 charity.

  1. Itemized = $8,000 + $7,000 + $3,000 = $18,000
  2. Standard = $14,600
  3. Itemizing saves $18,000 - $14,600 = $3,400 more