Quartz Countertop Cost — 15 ft Kitchen, $80/sq ft
A 15-foot quartz countertop run at $80/sq ft with a $400 install fee costs roughly $2,950 in total.
How to use this tool
- Add up the length of all counter runs in inches.
- Enter the counter depth (about 25.5 in for standard kitchens).
- Enter the material price per square foot for your chosen surface.
- Add a flat fabrication and installation fee.
- Read the area, material cost, and total estimated cost.
Calculate the cost of quartz countertops for a larger kitchen renovation project.
Frequently asked questions
- How do I calculate countertop square footage?
- Multiply the total length by the depth in inches, then divide by 144 to get square feet. A 120-inch run at 25.5 inches deep is 21.25 sq ft.
- How much does a countertop cost per square foot?
- Material runs from about $10-$40 per sq ft for laminate up to $100+ for premium stone and quartz, plus a fabrication-and-install fee for templating, cutouts, and edging.
- Does this include sink cutouts and edging?
- It includes a flat fabrication-and-install fee but not per-foot edge upgrades, extra cutouts, backsplash, or slab waste. Treat it as a baseline and add those extras.