Kitchen Remodel Cost Calculator

How the calculation works

Kitchen Remodel Cost: What Drives the Budget

Remodeling a kitchen is one of the most complex projects a homeowner can take on. Unlike repainting a room or replacing the flooring, a kitchen remodel touches nearly every trade at once: plumber, electrician, tile setter, carpenter or cabinet installer, and often a countertop fabricator. Coordinating five or six trades in a space of about 100 square feet is the main reason budgets grow, and the reason surprises are almost unavoidable once walls and floors come open.

The three remodel types and what each includes

A cosmetic remodel is the fastest and least disruptive option. It leaves the existing tile and cabinets in place. The work focuses on refreshing the look: painting the walls with a washable, mildew-resistant paint suited to kitchen humidity, replacing cabinet hardware, adding under-cabinet task lighting, and sometimes replacing the faucet. It is the lowest-cost option, and it makes sense when the layout works and the tile is in good condition.

A mid-range remodel is what most homeowners mean when they say they are updating the kitchen. It includes full removal of the existing backsplash and floor tile, leveling of the substrate where needed, a water-resistant backer and waterproofing at the sink and other wet areas, new porcelain or ceramic tile, and new cabinets. Mid-range finishes cover a wide span of prices, and the total depends mainly on floor area, the materials chosen and how much cabinetry is replaced.

A full remodel covers everything above and adds layout changes. Examples include moving the sink and its supply and drain lines, adding a water line for a dishwasher, adding circuits for the range and other heavy appliances, and, in some cases, removing or building a wall to open the kitchen to the living area. This is the most expensive option. For the same area and finish level, it costs substantially more than a mid-range remodel because it includes rough-in plumbing and electrical work and often framing changes.

Cabinets: the largest variable item

In most mid-range and full remodels, cabinets are the largest variable cost, and the price gap between options is wide.

At the economy level, stock cabinets from home improvement warehouses and flat-pack systems from large home-furnishing retailers offer a limited range of door styles, standard sizes and laminate or thermofoil finishes. These options can work well for rentals and for owners who plan to handle some of the work themselves, though assembly and installation labor still need to be budgeted.

At the mid-range level, semi-custom cabinets from regional manufacturers and dealers offer sturdier boxes, more door styles and finishes, soft-close hinges and more size options. Quartz or laminate countertops are common at this tier.

At the premium level, custom cabinetmakers build to your measurements, often in solid hardwoods such as oak, maple or cherry, with dovetailed drawers and bespoke finishes. Natural stone countertops and integrated panels for appliances also belong to this tier. Custom work costs the most, but it gives full control over layout and materials.

Appliances: buy as a set or separately?

Many homeowners buy appliances together with the remodel so that the wall oven, cooktop and range hood fit the exact cutout dimensions of the new cabinets. Check the cutout specifications in each manufacturer's installation sheet before ordering cabinets, because a mismatch can force a rebuild of the cabinet run.

Appliance packages usually fall into three tiers:

• Economy: basic function and entry-level features.
• Mid-range: a common choice for renovations in homes and condos, with better finishes and energy efficiency.
• Premium: high-end and professional-style models for demanding projects.

Built-in appliances need more than a plug-in connection. A built-in oven, cooktop and range hood usually requires an electrician to install dedicated circuits, and a gas cooktop requires a licensed plumber or gas technician for the gas line. A range hood that vents outdoors also needs ducting through the exterior wall or roof. The National Electrical Code (NEC) calls for dedicated branch circuits for several major kitchen appliances, so the electrical work should be priced separately from the appliances themselves.

What most budgets miss

Three categories of cost appear in nearly every kitchen remodel and often stay out of the first budget.

First, trim and finishing work: transition strips between flooring types, caulk at the countertop-to-wall joint, baseboard or toe kick, recessed lighting to replace a central fixture, and access panels for plumbing. Together they add up if they are not planned.

Second, structural and hidden conditions: when old tile and backer board come off, it is common to find damaged drywall or plaster, water intrusion from a failed sealant joint or a leaking supply line, and older copper or galvanized pipe that is worth replacing while the walls are open. A contingency reserve is prudent for any remodel that opens walls or floors.

Third, living without a kitchen: a full remodel can leave a household without a working kitchen for weeks. If there is no other cooking area, the cost of eating out or buying prepared meals during that period is a real expense that belongs in the plan.

Permits, licensing and HOA approval

Permit rules vary by state, county and city, so check with the local building department before setting a schedule. As a general pattern, cosmetic work and cabinet replacement that keeps the sink, range and other appliance locations unchanged usually need no permit. Moving plumbing or gas lines, adding circuits, changing walls or altering ventilation usually does. Some jurisdictions require stamped drawings from a licensed architect or engineer when structural walls are involved.

In condominiums, townhomes and many planned communities, work that affects shared walls, risers or ventilation shafts typically requires written approval from the HOA or condo board before work starts. Work begun without that approval can lead to a stop-work order and a requirement to restore the previous condition.

Contractors who do plumbing, electrical or gas work generally need the appropriate state or local license. Ask for proof of license and liability insurance before signing a contract.

Building codes provide the baseline. The International Residential Code (IRC) applies to most one- and two-family homes, while the International Plumbing Code (IPC) and the NEC govern plumbing and electrical work. Adoption varies by state and locality, and many jurisdictions amend these codes, so local rules take precedence.

For homes built before 1978, the EPA Renovation, Repair and Painting (RRP) rule requires certified firms for many jobs that disturb painted surfaces, and lead testing may be advisable before demolition. Older resilient floor tile and its adhesive can also contain asbestos, so testing is a prudent step before removal.

How the formula works

The calculator uses C = A × b + M + E. The formula works in metric units, and the calculator converts automatically, so you can enter imperial values such as square feet directly.

A is the kitchen area, measured wall to wall, in square meters (1 m² is about 10.76 sq ft). Multiplying it by b gives the base construction cost. The base rate b, expressed per square meter, covers labor for demolition, waterproofing, tiling, basic plumbing and supporting electrical work, plus the construction materials. M adds the cost of new cabinets, countertop and installation. E adds the cost of new appliances. When existing cabinets or appliances stay, the matching term is zero, so the total reflects only the work you need.

Because the base term scales with area, the formula is simplest for a standard rectangular kitchen. Some edge cases need a manual adjustment:

• Very small kitchens: fixed costs such as delivery, a minimum labor call and permit fees do not shrink with the room, so the cost per square foot is higher than the formula suggests.
• L-shaped and galley layouts: they often need more cabinet length per square foot than an open rectangle, which affects the cabinet term.
• Homes built before 1978: lead-safe work and testing can add cost beyond the base rate.

When to use it: at the planning stage, to compare remodel types, finish levels and the effect of keeping existing cabinets or appliances. When not to use it: as a binding quote, for projects with structural changes or suspected hazardous materials, or in place of a written bid from a contractor.

Common mistakes include:

• Measuring the outside footprint of the room instead of the interior, wall to wall.
• Forgetting that buying appliances and installing them are separate costs.
• Leaving out permit fees, dumpster rental and disposal of old materials.
• Mixing up the remodel type: a cosmetic update with new cabinets is a mid-range project, and the estimate should reflect that.

Local conditions decide the final figure. Use the calculator to frame the budget, then compare written bids from licensed contractors against the same scope so the numbers are comparable.