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Flooring Calculator

Calculate square footage and boxes needed for tile, hardwood, laminate, vinyl or carpet.

Material to order
436 sqft
Includes 10% overage

Rooms (ft)

·
·
Material to order
436 sqft
Includes 10% overage · 40.5 m²
Boxes to buy
19
24 sqft per box
Estimated cost
$1,524.60
Floor area
396 sqft
36.8 m²

  • 100% private

    All math runs in your browser. Nothing leaves your device.

  • Formula-verified

    Each calculator is unit-tested against authoritative sources.

  • Instant results

    Static-rendered pages. Sub-second loads on any device.

  • Works offline

    Visit once and it keeps working without an internet connection.

How to use the Flooring Calculator

  1. 1

    Enter your inputs

    Fill in the required fields at the top of the flooring calculator. Each input shows a default placeholder so you can see the expected format and units before you type.

  2. 2

    Adjust assumptions and options

    Use the toggles, sliders and dropdowns to tailor the calculation to your situation — currency, country, time period, advanced options and any optional fields all change the result in real time.

  3. 3

    Review the result

    The result card updates instantly as you type. Read the headline number, then check the breakdown, chart and any per-period schedule to understand how the inputs combined to produce the answer.

  4. 4

    Compare scenarios

    Change one input at a time to see how sensitive the result is to that variable. This is how you build intuition: small changes that move the answer a lot are the levers that matter.

  5. 5

    Share or save your result

    Copy the shareable link to send the exact scenario to someone else, or use your browser to print or save the page. The URL preserves every input so the recipient sees the same answer you do.

Frequently Asked Questions

  • Calculate room area in square feet (length × width), add overage (5-15% depending on flooring type and pattern complexity), then convert to boxes.

  • Tile: 10-15% (cuts and breakage). Hardwood: 7-10%. Laminate/LVP: 5-10%. Carpet: 5%. Diagonal patterns: add 5% extra.

  • Divide your total square footage (including overage) by the box coverage. Always round up to whole boxes.

  • Yes — keep 1-2 spare boxes. Dye lots and product lines change, making future matching difficult.

  • Separately for accurate cuts. Sum the totals plus overage for purchasing. Our calculator handles multi-room layouts.

  • Laminate and engineered hardwood: yes. Solid hardwood: depends on subfloor. Tile: cement board or membrane. Carpet: pad. Vinyl plank: pre-attached or thin foam.

  • DIY estimates: 200-400 sq ft per day for laminate/LVP, 100-200 for tile (plus cure time). Professional crews are typically 2-3× faster.

  • Laminate: $1-5. LVP: $2-7. Engineered hardwood: $3-10. Solid hardwood: $5-15. Tile: $1-15+ (huge range). Carpet: $2-12. Plus installation labor.

  • LVP/laminate: very DIY-friendly. Tile: moderate skill needed. Hardwood (nail-down): challenging. Carpet: best left to pros. Cost-benefit varies by project.

  • Concrete: avoid solid hardwood without proper sub-floor build-up; LVP, tile and engineered hardwood work well. Plywood: any flooring type works.

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