Home Renovation Cost Calculator
Estimate your remodel budget room by room, with an itemised breakdown and a realistic low-high range.
1. Project Basics
2. Kitchen
3. Bathrooms
4. Flooring
5. Painting
6. Electrical, Plumbing and Extras
Home Renovation Cost Calculator: Estimate Your 2026 Remodel Budget
Quick answer: A whole-home renovation in the United States typically costs $15 to $60 per square foot, which works out to roughly $25,000 to $90,000 for an average 1,500 sq ft home in 2026. A cosmetic refresh (paint, flooring, fixtures) sits at the low end, while a gut renovation that moves plumbing and electrical runs $100 per square foot or more. Use the calculator above to build a room-by-room estimate for your own project.
The hardest part of any remodel is not choosing tile. It is answering one question honestly before you sign anything: how much is this actually going to cost? Contractors quote in ranges, prices shift by ZIP code, and roughly a third of homeowners end up over budget because they never planned a buffer. This calculator gives you a realistic starting number, item by item, so you walk into your first contractor meeting already knowing what is reasonable.
Average Home Renovation Costs in 2026
Renovation pricing is easiest to understand at two levels: cost per square foot for the whole house, and fixed cost per room. Here are the national averages the calculator is built on.
Whole-home renovation cost per square foot
| Renovation level | Cost per sq ft | 1,500 sq ft home | What it includes |
|---|---|---|---|
| Cosmetic refresh | $15 - $25 | $22,500 - $37,500 | Paint, flooring, light fixtures, hardware |
| Mid-range renovation | $25 - $60 | $37,500 - $90,000 | New kitchen, one bathroom, flooring, some wiring |
| Full gut renovation | $60 - $150 | $90,000 - $225,000 | Studs out, new plumbing and electrical, layout changes |
| Luxury / historic | $150+ | $225,000+ | Custom millwork, structural work, high-end finishes |
Cost by room and by job
| Project | Basic | Mid-range | Upscale |
|---|---|---|---|
| Kitchen remodel | $15,000 | $40,000 | $85,000+ |
| Bathroom remodel (each) | $7,000 | $18,000 | $40,000+ |
| Flooring (per sq ft, installed) | $5 laminate | $6 vinyl plank / $12 tile | $15 hardwood |
| Interior painting (per sq ft of floor) | $2.50 | $3.50 | $4.50 |
| Electrical | $2,500 partial | - | $9,000 full rewire |
| Plumbing | $1,500 partial | - | $8,000 full repipe |
| Windows and doors | $4,000 partial | - | $14,000 whole home |
| Basement finishing | $20,000 | $35,000 | $60,000+ |
| Roof replacement | $9,000 | $15,000 | $30,000+ |
Figures are 2026 US national averages including materials and labour. If you want a deeper breakdown of the per-square-foot side, see our companion guide on home renovation cost per square foot in 2026.
How to Use the Home Renovation Cost Calculator
- Enter your home area and cost level. Total square footage is optional but lets the tool show your cost per square foot. Pick "high-cost metro" if you are in New York, San Francisco, Boston or Seattle, where labour runs about 30% above the national average.
- Choose your kitchen level. A minor refresh keeps the existing layout and cabinet boxes. A full remodel replaces cabinets and countertops. Upscale means custom cabinetry and premium appliances.
- Add bathrooms. Select the level, then how many bathrooms you are doing. Cost scales almost linearly per bathroom.
- Add flooring and painting. Both are priced per square foot, so enter the area you are actually covering, not the whole house, unless you really are doing every room.
- Add electrical, plumbing, windows, and a contingency. Keep the contingency at 15% unless your home is under 20 years old and you already know what is behind the walls.
- Hit Calculate. You get an itemised breakdown, a total, and a realistic low-to-high range, because no estimate is a single number.
Worked Example: 1,500 sq ft Mid-Range Renovation
A family renovating a 1,500 sq ft home in an average-cost US city wants a new kitchen, one updated bathroom, new flooring through the living areas, and fresh paint throughout.
| Line item | Input | Cost |
|---|---|---|
| Kitchen | Mid-range full remodel | $40,000 |
| Bathroom | 1 x mid-range remodel | $18,000 |
| Flooring | 900 sq ft luxury vinyl at $6 | $5,400 |
| Painting | 1,500 sq ft at $2.50 | $3,750 |
| Electrical | Partial | $2,500 |
| Plumbing | Partial | $1,500 |
| Subtotal | $71,150 | |
| Contingency | 15% | $10,673 |
| Total estimate | $81,823 | |
| Realistic range | $69,550 - $98,187 | |
| Cost per sq ft | 1,500 sq ft | $55 |
That $55 per square foot lands squarely inside the mid-range band in the first table, which is a good sanity check that the inputs were realistic.
What Actually Drives Your Renovation Cost
1. Labour, not materials
Labour is commonly 40% to 65% of a renovation invoice. This is why the same kitchen costs $40,000 in Ohio and $58,000 in the Bay Area with identical cabinets. Choosing cheaper tile saves hundreds; changing the scope of work saves thousands.
2. Whether you move plumbing or walls
Keeping the sink, stove and toilet where they are is the single biggest cost lever in a remodel. Relocating a bathroom's plumbing stack can add $5,000 to $15,000 on its own. Removing a load-bearing wall means an engineer, a beam and a permit.
3. The age of the house
Homes built before 1980 frequently hide knob-and-tube wiring, galvanised pipe, asbestos tile or lead paint. Any of these turns a cosmetic job into a compliance job. If your home predates 1980, budget the 20% contingency, not 10%.
4. Permits and inspections
Structural, electrical and plumbing work almost always needs a permit. Typical permit fees run $400 to $2,000 depending on the municipality and scope. Skipping permits creates a problem at resale, so treat them as a fixed cost, not an optional one.
5. Finish level
Stock cabinets versus custom is a two to three times price difference on the same footprint. Laminate counters to quartz roughly triples the countertop line. Decide your finish tier before you get quotes, or you cannot compare bids fairly.
Which Renovations Actually Return Their Cost?
| Project | Typical cost recouped at resale |
|---|---|
| Garage door replacement | Around 190% |
| Entry door replacement (steel) | Around 185% |
| Manufactured stone veneer | Around 150% |
| Minor kitchen remodel (midrange) | Around 95% |
| Siding or window replacement | Around 65% - 70% |
| Bathroom remodel (midrange) | Around 65% |
| Major kitchen remodel (upscale) | Around 40% |
| Primary suite addition | Around 25% - 35% |
The pattern is consistent: exterior and curb-appeal projects return the most, and the more you spend inside on a single room, the less of it you get back. If resale value is the goal, spend on the envelope. If you are staying ten years, spend on the rooms you actually live in.
How to Keep a Renovation On Budget
- Get three written, itemised bids. Not verbal ballparks. Itemised bids are the only way to see which contractor excluded the demolition or the permit.
- Lock the scope before demolition day. Mid-project change orders are priced at the contractor's convenience, not yours.
- Keep a real 15% contingency in cash. Not on a credit card, and not "we will figure it out."
- Phase the work. Kitchen this year, bathrooms next year, spreads cost without paying finance charges.
- Buy your own fixtures and finishes. Many contractors add a 10% to 20% markup on materials they source.
- DIY only the low-risk work. Painting, demolition and landscaping are safe to take on. Electrical, gas and structural are not.
- Renovate in the off season. Contractors are often more flexible on price in late autumn and winter than in peak spring.
Frequently Asked Questions
How much does it cost to renovate a 1,500 sq ft house?
Expect roughly $22,500 to $37,500 for a cosmetic refresh, $37,500 to $90,000 for a mid-range renovation with a new kitchen and bathroom, and $90,000 to $225,000 for a full gut renovation. The single biggest variables are how many wet rooms you touch and whether you change the layout.
Is it cheaper to renovate or to buy a new home?
Renovating is usually cheaper than moving once you count the 8% to 10% of the sale price lost to agent commissions, closing costs and moving expenses, plus the higher mortgage rate on a new loan. Renovating stops making sense when the work needed exceeds roughly 50% of the home's current value. Our mortgage affordability calculator and moving cost calculator help you compare the two paths.
How accurate is this home renovation cost calculator?
It is a planning estimate, not a quote. It uses 2026 US national averages with a location multiplier and shows a low-to-high range instead of a single number, which is how real bids arrive. Treat the result as the budget you walk into contractor conversations with, then refine it with three written bids.
How much should I budget for unexpected renovation costs?
Use 10% for a newer home and a simple cosmetic scope, 15% as the standard recommendation, and 20% for homes built before 1980 or any project that opens walls, floors or the plumbing stack. Hidden water damage, outdated wiring and failed subfloor are the three most common surprises.
Which room is the most expensive to renovate?
The kitchen, by a wide margin, because it combines cabinetry, countertops, appliances, plumbing, electrical and ventilation in one room. Bathrooms are more expensive per square foot but far smaller, so the total lands lower.
Do I need a permit for a home renovation?
Usually yes for structural changes, electrical, plumbing, HVAC, and any addition. Usually no for painting, flooring, cabinet refacing and like-for-like fixture swaps. Rules are set locally, so confirm with your city building department before work starts. Permit fees typically run $400 to $2,000.