How much tax could I save with tax-loss harvesting in 2026 or 2027 planning?
Use this tax-loss harvesting calculator to estimate how realized losses may offset gains and possibly a limited amount of ordinary income. It applies basic netting rules to show current-year savings and potential carryforward.
tax-loss harvesting calculator
Quick answer
Tax-loss harvesting can reduce tax by offsetting capital gains and, within limits, ordinary income. Losses that cannot be used this year may carry forward to future years.
Also answers
- capital loss tax savings calculator
- loss harvesting tax calculator
- capital loss carryover calculator
- stock loss tax deduction calculator
Good fit when
- Estimating savings before realizing losses
- Netting gains and losses by type
- Planning loss carryforwards
Have ready
- Short-term and long-term gains
- Short-term and long-term losses
- Tax rate or income assumptions
Result you get
Estimated tax savings, used loss amount, and possible carryforward.
How this calculation works
- Net short-term and long-term gains and losses under IRS rules.
- Applies the $3,000 ordinary income offset limit.
- Estimates remaining loss carryforward.
Common mistakes and caveats
- Wash sale rules can disallow losses if you repurchase too soon.
- State tax treatment may differ from federal rules.
FAQ
Can losses offset ordinary income?
Yes. Up to $3,000 of net capital losses can offset ordinary income annually.
TaxGuide Pro provides free state and federal tax calculators for individuals, freelancers, and small businesses.