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Bathroom Remodel Cost Calculator

Bathrooms are the most expensive room per square foot in a house.

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Your inputs
The project

A typical full bathroom is 40 to 60 sq ft; a powder room around 20.

Location

Labor rates and prices vary enough by state to move an estimate substantially.

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Estimated bathroom remodel cost: $14,000, ranging from $8,900 to $26,500.

Estimated bathroom remodel cost

low confidence
$14,000Materials and labor, before contingency
$8,900 lowhigh $26,500

What makes up the typical figure

  • Labor — all trades$7,200
  • Fixtures and finishes — mid-range$4,950
  • Tile and surfaces$590
  • Everything else$1,350
  • United States average
  • +15% contingency advised
  • Assumptions 2026.07.1

Why low: no state was resolved, so national averages were used; the modeled range spans about 126% of the typical value; bathroom remodels vary more than any other common project because scope creep is the norm rather than the exception.

Key figures

Cost per square foot
$280($179 – $525)Bathrooms are the most expensive room per square foot in a house, because every trade has to work in them.
Labor share of the project
55%
Tile area
84 sq ft
Materials subtotal
$5,854($3,204 – $10,138)

Cost breakdown

Estimated cost of each component, with low, typical, and high values.
ComponentLowTypicalHigh
Fixtures and finishes — mid-rangeMaterialsVanity, toilet, tub or shower, tapware, and lighting.$2,700$4,950$8,500
Tile and surfacesMaterialsAbout 84 sq ft of floor and wall tile at this scope.$340$590$1,000
Waterproofing and substrateMaterialsThe layer nobody sees and the one that decides whether the bathroom is still sound in ten years.$170$340$630
Labor — all tradesLaborModeled at 55% of project value, adjusted 1.00x for national plumber rates.$2,600$7,200$18,800
Demolition and disposalRemoval$140$260$460
Ventilation fanMaterials$90$200$420
Permit and inspectionPermit$200$550$1,400
Estimated bathroom remodel cost$8,900$14,000$26,500
Recommended contingency (15%)Bathrooms hide water damage. Budget seriously for rotted subfloor around the toilet and shower pan, corroded supply lines, and old wiring that will not pass inspection.$1,350$2,100$4,000
Total to budget$10,250$16,100$30,500

The low and high columns above will not add up to the headline range. Each line has its own uncertainty, and every line landing at its worst case at the same time is unlikely, so the total combines them as partially independent rather than summing the extremes.

What moved your estimate

  • Labor dominates

    Roughly 55% of a bathroom remodel is labor. Several trades work sequentially in a very small space, and each has to wait for the last.

How this number was produced
  1. Fixtures and finishesMid-range allowances$4,930
  2. Tile84 sq ft × $7/sq ft$588
  3. Labor55% of project value × 1.00 regional$7,155
  4. Totalmaterials + labor + demolition + permit$14,022

Adjustments applied

  • Quality tier — Mid-range×1.00

    Fixture and finish selection is the widest lever in a bathroom, wider than size.

  • Standard remodel — new fixtures, tile, and vanity×0.70

    How much of the room is actually being replaced.

  • Regional labor — national×1.00

    National 47-2152 Plumbers, Pipefitters, and Steamfitters mean wage of $34.70/hr (BLS OEWS May 2025), times the contractor burden multiplier.

Notes and sources2 notes, 2 sources

Worth knowing

  • Labor is modeled as a share of project value rather than by trade-hours, because a bathroom involves plumbing, tile, electrical, and carpentry working sequentially in a room too small for them to overlap. That share is an assumption and is the largest source of uncertainty here.
  • This assumes a single bathroom in a house that stays occupied. A primary suite with a freestanding tub, double vanity, and a large tiled shower will exceed these figures substantially.

Sources

  • U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), State cross-industry estimatesprimaryMay 2025retrieved 2026-07-31
  • PlainTotal editorial baseline, reviewed against publicly advertised supplier pricing, manufacturer specifications, and published trade guidanceassumption2026 national baselineretrieved 2026-07-31

Four trades work sequentially in about fifty square feet, each waiting on the last, and the room hides more water damage than any other. The two decisions that move the number most are the finish level and whether the plumbing stays where it is.

Methodology

How this calculator works

How the estimate is built

Fixtures and finishes are priced from allowance bands for three quality tiers — budget, mid-range, and upscale — covering vanity, toilet, tub or shower, tapware, and lighting. Tile area is derived from room size and how much of the room the scope actually touches.

Labor is modeled as a share of project value, around 55%, rather than by trade-hours, then scaled by the Bureau of Labor Statistics plumber wage in your state relative to the national figure. Plumbers are used as the reference trade because plumbing usually sets the schedule.

Why the contingency is larger here

Bathrooms conceal water damage better than any other room. Rot around the toilet flange and under the shower pan is extremely common, and it is invisible until demolition.

Older houses add a second problem: once you open the wall, the work has to meet current code. That can mean GFCI protection, a dedicated circuit, or replacing supply lines you had not planned to touch.

Location and data

Where the numbers come from

Location is optional, and we only ask for a ZIP code or a state — never a street address. A ZIP code is matched to its state using published postal prefix ranges, and that state is used to look up labor and price rows in the tables below. If you leave it blank, or your ZIP cannot be matched, the estimate falls back to a national average and says so on the result.

Nothing you enter is transmitted or stored. The calculation runs entirely in your browser, and the only place your inputs appear is in the page URL, so you can bookmark or share a result if you choose to.

  • primaryMay 2025v2025.05

    U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), State cross-industry estimates

    Hourly mean wage (H_MEAN) for each trade. These are employee wages, not billed contractor rates. Billed rates are derived in the engine by applying a documented burden-and-overhead multiplier; see docs/calculator-methodology.md.

  • assumption2026 national baselinev2026.07.1

    PlainTotal editorial baseline, reviewed against publicly advertised supplier pricing, manufacturer specifications, and published trade guidance

    These are NOT published statistics. No public agency publishes a national residential material price index at this granularity, and proprietary construction cost databases cannot be reproduced. Each figure is a documented editorial baseline for material only, excluding labor, delivered to a metropolitan supply yard, before regional adjustment and before sales tax. They are the least certain inputs in the project calculators and are the first thing to replace with surveyed data. Labor hours are crew-hours for a competent crew under normal conditions.

Full detail on every dataset is on the data sources page. Spotted something wrong? Report incorrect data.

Calibration

The judgements behind this estimate

These are the figures we chose rather than measured. For each one we record the range of values found across references, what we selected, and why — because an estimate you cannot interrogate is not much better than a guess. The 2 marked high risk are the ones most likely to be wrong and most consequential when they are.

  • Labor as a share of bathroom remodel valuehigh risklow confidence
    Observed range
    0.35 — 0.7 (typical 0.55)share of project cost
    Why this value
    Remodelling cost surveys put labor between 40% and 65% of a bathroom project, with the share rising as finish quality falls (cheap tile still takes the same hours to set). We model labor as a share rather than by trade-hours because four trades work sequentially in a room too small for them to overlap, which makes an hours-based model less reliable than a share-based one here. This is the only calculator where we do that, and it is disclosed on the page.
    Applies to
    United States. Scaled by the state plumber wage relative to national.
    Known limits
    A share-of-value model is circular by construction: raising the finish tier raises the labor figure even when the hours do not change. Replacing it with a trade-hours model is the clearest improvement available to this calculator.
    Sources
    Recorded before the richer schema; see rationale for provenance
    Last verified
    2026-07-31 · reviewed annual
  • Contractor burden multiplierhigh risklow confidence
    Observed range
    1.8 — 3 (typical 2.35)multiple of employee wage
    Why this value
    Published contractor pricing guidance and trade-association break-even material put the wage-to-billed-rate multiplier between roughly 1.8x for an owner-operator with minimal overhead and 3.0x for an insured company with vehicles, office staff, and target profit. We narrowed the shipped band to 2.0-2.75 because the extremes describe business models a homeowner rarely encounters: below 2.0 usually means an uninsured single operator, above 2.75 usually means commercial or specialty work. Roofing sits at the top of the band because workers' compensation for roofers is several times the rate of other trades.
    Applies to
    United States, all states. The multiplier itself is not regionally adjusted — regional variation enters through the underlying BLS wage, not through the burden.
    Known limits
    The single largest lever in every project calculator. A 10% error here moves every project estimate by roughly 6%.
    Sources
    Recorded before the richer schema; see rationale for provenance
    Last verified
    2026-07-31 · reviewed annual
  • Recommended contingency by job charactermedium confidence
    Observed range
    0.05 — 0.25 (typical 0.15)share of project cost
    Why this value
    Published renovation guidance clusters at 10% for like-for-like replacement, 15% where hidden damage is common, and 20% for work crossing several trades. Values below 10% assume a job where nothing is opened up; values above 25% are usually quoted for historic or structurally compromised properties, which is outside what these calculators model.
    Applies to
    United States. Older housing stock warrants the upper figure regardless of region.
    Known limits
    No additional limitation recorded.
    Sources
    Recorded before the richer schema; see rationale for provenance
    Last verified
    2026-07-31 · reviewed annual
  • Regional material price sensitivitymedium confidence
    Observed range
    0 — 0.5 (typical 0.25)share of the local labor differential
    Why this value
    Building materials are nationally traded commodities, so the floor case is 0.0 — no regional variation at all beyond freight. The ceiling case of 0.5 would imply materials track local wages half as strongly as labor does, which overstates it: what actually varies locally is freight, yard margin, distribution labor, and sales tax, not the commodity. We selected 0.25 as a single point rather than a band because modelling it as uncertain would double-count uncertainty already carried by the material price band itself.
    Applies to
    Continental United States. Alaska and Hawaii almost certainly warrant a higher figure because of shipping, and are not currently distinguished.
    Known limits
    No additional limitation recorded.
    Sources
    Recorded before the richer schema; see rationale for provenance
    Last verified
    2026-07-31 · reviewed annual
  • Bathroom remodel permitmedium confidence
    Observed range
    0 — 2000 (typical 550)USD
    Why this value
    A bathroom remodel that moves plumbing typically requires plumbing, electrical, and building permits, often billed separately, which is why the band sits above the roofing and HVAC figures.
    Applies to
    United States, highly local.
    Known limits
    No additional limitation recorded.
    Sources
    Recorded before the richer schema; see rationale for provenance
    Last verified
    2026-07-31 · reviewed annual

Cost factors

What changes the price most

Finish level
The widest lever. Upscale fixtures and tile can triple the materials budget for the same room.
Moving plumbing
Relocating a toilet drain means opening the floor and reworking the waste line. Keeping the layout can save thousands with no visible compromise.
Scope
A cosmetic refresh that keeps the tile and tub costs a fraction of a full gut.
Room size
Matters less than people expect. Fixture count and finish level dominate; a large bathroom is not proportionally more expensive.
Hidden damage
The most common overrun. Rot around the toilet and shower is normal in older homes.
Code upgrades
Opening walls in an older house often triggers electrical and plumbing requirements that were not in the plan.

Questions

Frequently asked

How much does a bathroom remodel cost?

A cosmetic refresh with budget finishes can be a few thousand dollars. A standard mid-range remodel of a typical 50 square foot bathroom commonly lands in the mid five figures once labor is included, and an upscale full gut can go well beyond that. Scope and finish level matter far more than size.

Why are bathrooms so expensive per square foot?

Because four trades work sequentially in a very small room. Demolition, plumbing rough-in, electrical, waterproofing, tile, then fixtures — each waits for the last, and none can work in parallel. Add the most fixtures and the most waterproofing of any room in the house, and the per-square-foot figure is unavoidably high.

Can I save money by keeping the layout?

Yes, and it is the single best cost decision available. Moving a toilet drain means opening the floor and reworking the waste line to maintain fall. Keeping fixtures in place while changing everything else usually looks just as transformed.

How long does a bathroom remodel take?

Two to four weeks for a standard remodel with no layout change, longer for a full gut or if custom items are on backorder. Much of the calendar is waiting — for inspections, for mortar and grout to cure, and for each trade to become available.

How much should I set aside for contingency?

Fifteen percent for a standard remodel and twenty for a full gut, and treat it as part of the budget rather than a cushion. In an older home, rot or code-driven upgrades are more likely than not.