Disclaimer

The calculators and content on RenovationCalcs.com are provided for general information and planning.

Estimates, not guarantees

Results are deterministic estimates from your inputs, your prices and standard reference conventions (area = length × width; quantity = area ÷ coverage × (1 + waste); a 4×8 drywall sheet = 32 sq ft; paint ~350–400 sq ft/gal/coat; 10–15% tile/flooring waste). Real projects vary — verify measurements and figures before relying on them, and always get itemized written quotes from licensed contractors.

Not a bid, not a price index

Cost tools give planning estimates from your own prices, not bids or contracts, and we store no material price list, labor-rate database or regional cost index. The cost-per-sq-ft bands are a rough planning aid, not current market pricing.

Structural, electrical, plumbing & gas work

Structural, electrical, plumbing and gas work must be done by licensed professionals and usually needs a building permit and inspection. Confirm scope, permits and code with your local building department before you start. Nothing here is engineering or a substitute for a professional design.

No financial advice

The financing and ROI tools are illustrative math on the figures you enter — not financial advice and not a loan offer. Rates, terms and eligibility vary, and added resale value is never guaranteed and depends on your local market. For sizing, design, permitting or financing decisions, consult a qualified professional.