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Carpet Calculator

Result
sq yards
◆ LIVE 3D PREVIEW
Sq Feet
Padding

How to Calculate Carpet

Use this free carpet calculator to get instant, accurate results for your construction project. Simply enter your measurements above and the calculator will automatically compute the result using industry-standard formulas.

Pro Tip: Always add 10-15% extra material to account for waste, cuts, and job-site conditions. This is standard practice recommended by experienced contractors.

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💡 Pro Tips — Carpet

❓ Frequently Asked Questions

+How much extra should I buy?
10% for straight layout, 15% for diagonal, 20% for herringbone or complex patterns. Plus keep a few pieces for future repairs.
+Do I need underlayment?
Yes for all floating floors (laminate, luxury vinyl plank). Not needed for glue-down or nail-down installations.
+How long to acclimate flooring?
Wood: 3-5 days in the room. Laminate: 48-72 hours. LVP: 48 hours. Keep in the room at normal temperature.
+How much grout for tile?
1 bag of unsanded grout covers 70-100 sq ft for 12" tiles with 1/8" joints. Larger joints need sanded grout.