Renovation Calculator Online
Access the online version of Renovation Calculator Online. Estimate home renovation cost by room or for the whole house in any country. Country-specific per-sqft / per-m² rates for basic, standard and premium tiers. Includes labour, materials, and a contingency buffer.
Renovation Calculator Online
US average renovation $100–400/sqft. Labor ≈ 30–50% of total.
Rooms / Areas
Estimated Total Cost
$462.0 K
$462,000
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For an optimized experience, How to Use This Estimate
For an optimized experience, Always add a 10–20% contingency — hidden plumbing, electrical or structural surprises are the rule, not the exception, on renovations.
For an optimized experience, Get at least 3 contractor quotes — the calculator gives you a baseline to evaluate whether a quote is reasonable.
For an optimized experience, If your wow-factor is one room, premium that room and stay standard elsewhere.. Premium tier costs go to fittings (German appliances, marble, custom carpentry).
For an optimized experience, Country-Aware Renovation Cost Calculator
For an optimized experience, This calculator switches the per-area rate to your country's typical 2025-26 range.. Renovation costs vary 10–20× across markets. The same 100 m² standard renovation costs roughly 700€ in Spain, 1,400€ in France or Germany, and over £1,500/m² in London.
For an optimized experience, Materials, labour (% varies by country), subtotal and a contingency buffer are computed automatically.. Pick room types (kitchen, bathroom, bedroom, living room or full house), set the area in your country's unit (sqft or m²) and choose basic, standard or premium quality.
