How Much Does It Cost to Install Tile in a 15x20 Room?
Updated July 2026 · Pricing data from Floormath's flooring cost model
A 15×20 room measures 300 square feet. Using Floormath's current pricing model — 7 real tile product tiers plus professional labor — installing tile flooring in a room this size runs $2,112 to $11,547, and most homeowners land near $5,637.
Cost by tile product tier for a 15x20 room
| Product tier | Material | Installed range | Typical total |
|---|---|---|---|
| Standard Ceramic Tile | $3.49/sf | $2,112–$3,957 | $2,952 |
| Standard Porcelain Tile | $4.99/sf | $2,877–$4,947 | $3,747 |
| Wood-Look Porcelain Plank | $5.49/sf | $3,177–$5,442 | $4,062 |
| Large-Format Porcelain | $7.99/sf | $4,347–$7,587 | $5,637 |
| Travertine / Slate Tile | $7.99/sf | $4,077–$6,927 | $5,337 |
| Mosaic Tile | $9.99/sf | $5,757–$10,887 | $7,497 |
| Marble Tile — Luxury | $14.99/sf | $6,537–$11,547 | $8,547 |
Totals include 10% material waste and professional installation.
Where the money goes at 300 sq ft
Three inputs set your total. Tier ($1.49 to $22.99/sf material across the lineup) is the lever you control. Labor — around $3,000 for a mid-range install in this room — is set by your local market. And waste: installers order 10% over, which these numbers already include, so the table above is the check-out price, not a teaser.
See your exact 15x20 room cost with your state's labor rates
Run the free calculator →Frequently asked questions
Does the price include installation?
Yes — every figure on this page includes materials with 10% waste plus professional installation labor at national-average rates. Old floor removal, subfloor repair, and stairs are extra.
How much does old floor removal add for this room?
Demolition and haul-away typically run $0.60–$1.50/sf — about $180–$450 for a 15x20 room, depending on what's coming out and local disposal fees.
How many square feet is a 15x20 room?
A 15x20 room is 300 square feet (15 × 20 = 300). Flooring installers order about 10% extra for cuts and waste, so plan on purchasing roughly 330 sq ft of material.