Home Renovation Calculator

Estimate renovation costs for kitchens, bathrooms, additions, and more. See cost ranges by quality level and estimated return on investment at resale.

sqft
Estimated Renovation Cost
$40,000
Range: $30,000$50,000
Low Estimate
$30,000
High Estimate
$50,000
Estimated ROI
80.0%
Value Added at Sale
$32,000
Net Cost After ROI
$8,000
Cost per Sqft
$200

How to Use This Renovation Calculator

Select your Project Type from the dropdown (kitchen, bathroom, addition, etc.) and choose a Quality Level — budget uses economy materials and DIY labor; mid-range uses standard professional work; high-end uses premium materials and custom craftsmanship.

For projects measured by area (kitchen, bathroom, addition, basement), enter the Square Footage of the space. For whole-system projects (roof, HVAC, windows, siding), the estimate is based on typical whole-home costs. All estimates are national averages — local labor costs can vary 30–50%.

How Renovation Costs Are Estimated

Mid-Range Cost = Base Rate per Sqft × Square Footage × Quality Factor

Quality Factors:
Budget: 0.7x (economy materials, some DIY)
Mid-Range: 1.0x (standard professional work)
High-End: 1.6x (premium materials, custom work)

ROI % = Value Added at Resale ÷ Project Cost × 100
(Source: Remodeling Magazine Cost vs. Value Report)

Example: Mid-Range Kitchen Remodel

200 Sqft Kitchen — Mid-Range Remodel

ProjectMinor Kitchen Remodel
Square Footage200 sqft
Quality LevelMid-Range
Estimated Cost$30,000–$50,000
Mid-Point Estimate$40,000
Estimated ROI80%
Value Added at Sale~$32,000
Net Cost After ROI~$8,000

A minor kitchen remodel (new appliances, countertops, cabinet refacing, flooring) offers the best ROI of any renovation. Major kitchen remodels with full cabinet replacement and layout changes cost more and return less as a percentage of investment.

Frequently Asked Questions

Top value-adding projects by ROI: garage door replacement (90%+), manufactured stone veneer (90%+), minor kitchen remodel (80%), siding replacement (75%), deck/patio addition (65–70%), window replacement (70%). Curb appeal projects consistently outperform interior luxury renovations in ROI.
Minor kitchen remodel: $25,000–$55,000. Major kitchen remodel: $60,000–$130,000+. Luxury kitchen: $100,000–$250,000+. The biggest cost drivers are cabinet quality, countertop material (laminate vs granite vs quartz), and whether the layout changes (moving plumbing is expensive).
Minor bathroom remodel: 1–2 weeks. Major bathroom: 3–6 weeks. Minor kitchen: 3–5 weeks. Major kitchen: 6–12 weeks. Room addition: 3–6 months. Basement finish: 4–8 weeks. Always add 20–30% contingency time for permit delays, material lead times, and unexpected issues.
Focus on deferred maintenance (roof, HVAC, plumbing leaks), fresh paint, and curb appeal — these offer the best ROI pre-sale. Major renovations rarely recoup full cost in sale price and can take months when you'd rather sell quickly. Consult your listing agent before investing in pre-sale renovations.
Most structural work, additions, and projects involving electrical, plumbing, or HVAC changes require permits. Cosmetic work (painting, flooring, cabinet refacing) typically does not. Unpermitted work can create problems at sale — buyers' inspectors often flag it, and it can affect insurability and appraisal value.

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