Real Estate
Fix & Flip 70% Rule Calculator
The most a flipper should pay for a house so there’s room for repairs, holding costs, and profit — the industry’s “70% rule,” made adjustable.
Inputs
- After-repair value (ARV) — What the home will sell for once fully renovated.
- Repair budget — Total cost to renovate to that value.
- Rule percentage — Share of ARV to work within; 70% is the classic figure.
How to use this calculator
- Enter the after-repair value, your repair budget, and the rule percentage (usually 70%).
- The result is the most you should pay to leave room for costs and profit.
- The buffer between your offer and ARV must cover holding, selling, and profit. Verify ARV with real comps.
What each term means
- ARV
- After-repair value: what the property sells for once fully renovated.
- 70% rule
- Pay at most 70% of ARV minus repairs, leaving margin for costs and profit.
- Holding costs
- Interest, taxes, and utilities you pay while you own and renovate.
Educational disclaimer: Outputs are simplified educational estimates built from the numbers you enter — they are not financial, legal, tax, or investment advice, and real decisions deserve verified figures and qualified professionals.