To fully defer, buy equal-or-greater value and reinvest all proceeds within IRS deadlines (45/180 days).
Example: Sale price of relinquished property: $800,000 · Adjusted basis: $450,000 · Selling costs: $48,000 · Combined cap-gains + recapture tax rate: 25% → Tax deferred by exchanging: $75,500.
Realized gain: $302,000
Net proceeds to reinvest: $752,000
Proceeds if you sold & paid tax: $676,500
Frequently asked questions
How do I calculate 1031 exchange? To fully defer, buy equal-or-greater value and reinvest all proceeds within IRS deadlines (45/180 days). Enter your numbers above and the result updates instantly. For example: Sale price of relinquished property: $800,000 · Adjusted basis: $450,000 · Selling costs: $48,000 · Combined cap-gains + recapture tax rate: 25% → Tax deferred by exchanging: $75,500.
Is this 1031 Exchange Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for 1031 exchange. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.