Marble Cost Calculator
Estimate marble tile, slab, floor, bathroom, shower, or vanity installation cost by square foot, scope, market, and contingency.
Project Inputs
Measured in sq ft
Straight-lay floor with normal cuts and standard stone
Typical U.S. labor and material pricing
Planning Range
$2,000 - $10,000
Most comparable marble projects land near $4,640 before contingency.
Typical Budget
$4,640
With Contingency
$5,197
Typical Rate
$58/sq ft
Buffer Added
$557
Rate Screen
- Low: $25 per sq ft
- Typical: $58 per sq ft
- High: $125 per sq ft
- Scope factor: 1.00x
- Market factor: 1.00x
Marble Estimate Notes
Marble pricing is sensitive to quality, layout, and preparation. A low material price can still become an expensive job if the floor needs leveling, waterproofing, crack isolation, or complicated cuts around fixtures and drains.
For bid comparisons, ask whether sealing, old surface removal, underlayment, edge finishing, freight, and waste are included. Marble is a natural product, so replacement material may not match later if the order is short.
Frequently Asked Questions
How much does marble installation cost per square foot?
Installed marble tile commonly ranges from about $25-$120+ per square foot depending on stone grade, tile size, substrate prep, pattern, sealing, labor market, and waste. Slab work, shower walls, stairs, and detailed cuts cost more than simple floor tile.
How much waste should I add for marble tile?
Add 10% waste for simple straight-lay floors, 15% for diagonal patterns or rooms with many cuts, and 20% or more for bookmatching, veining selection, stairs, niches, or expensive stone where replacement lots may not match.
Is marble more expensive than porcelain tile?
Yes. Marble usually costs more for both material and labor because natural stone requires careful layout, cutting, setting, sealing, and maintenance. Porcelain can imitate marble at a lower installed cost and with less staining risk.
What can make a marble quote jump?
Subfloor leveling, waterproofing, crack isolation membranes, large-format slabs, stair work, mitered edges, shower niches, old tile demolition, freight, and sealer requirements can all move a marble estimate materially.