Money set aside for surprises
Renovation Contingency Calculator
A contingency is money you hold outside the contractor’s base price for unexpected work. Use what you know today to set a planning reserve - not to predict overruns.
Home renovation
Prepared September 27, 2026
Selections used for this scenario
- Plans and selections
- Defined
- Existing-condition visibility
- Some unknowns
- Occupied during work
- Yes
- Approximate building age
- Pre-1980