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Itemized Renovation Budget Builder

Build a complete, line-by-line project budget from your known numbers. Our arithmetic runs strictly inside your browser—keeping your pricing private with zero server transmission.

Hands-On Budget Builder

Plan the Entire Job Before Calling Contractors

Home renovations exceed budget when owners only account for headline labor and material quotes. Factoring in city permits, dumpster drop fees, sales tax, and an untouchable 10% contingency turns rough estimates into realistic, bankable plans.

Quick Project Presets:
Homeowner reviewing architectural blueprints and contractor budget line items
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Professional Cost Rule of Thumb

How Much Contingency Does Your Renovation Require?

Surprise expenses are not a failure of planning—they are an inevitable reality of opening walls and floors. Budgeting for them upfront keeps your project moving without financial panic.

10% Cushion

Cosmetic & Post-1995 Builds

Ideal for cabinet swaps, surface flooring replacements, or interior painting where plumbing rough-ins and electrical panels remain untouched.

15% Cushion

Wet-Room & Layout Changes

Recommended for full bathroom and kitchen renovations where supply lines are rerouted, exhaust vents added, and subfloors inspected for moisture leaks.

20% Cushion

Pre-1980 Historic / Structural

Essential when removing load-bearing walls, addressing galvanized plumbing, ungrounded knob-and-tube wiring, or leveling sagged joists.