Flooring Calculator: Material Quantity and Total Cost

Enter the room size, wastage, material rate per square foot, labour rate and any other cost. You get the area to buy, the material and labour cost and the all-in cost per square foot.

FreeNo sign-upRuns in your browserUpdated 2 Nov 2026
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Underlay, adhesive, skirting, transport.
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Estimates only. Check important results before you rely on them.

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How to use this calculator

  1. Enter the room length and width.
  2. Set a wastage allowance.
  3. Enter the material and labour rates per square foot.
  4. Add other costs and read the total.

The formula

Floor area = Length × Width. Area to buy = Floor area × (1 + Wastage%). Material cost = Area to buy × Rate. Labour = Floor area × Labour rate. Total = Material + Labour + Other costs.

Worked example

A 15 ft × 12 ft room is 180 sq ft. With 10% wastage you buy 198 sq ft. At ₹90 per sq ft the material costs ₹17,820. Labour at ₹25 per sq ft is ₹4,500. Adding ₹2,000 of other costs gives ₹24,320, or ₹135 per sq ft all-in.

Understanding your result

The all-in cost per sq ft is often much higher than the material rate, which is why quotes can seem different. Compare it across options.

When to use it

  • Compare the total cost of wood, vinyl, marble and tile.
  • Check a contractor's quote.
  • Plan a budget for a renovation.

Assumptions and limits

These are planning estimates. Real use depends on material quality, site conditions and workmanship. Confirm quantities with your engineer or contractor before ordering. Rates vary by city, brand and installer. Use the Tile Calculator when you need the number of tiles.

Frequently asked questions

How much extra flooring should I buy?

Allow 7 to 10% for straight layouts and 15% for diagonal patterns.

What is the all-in cost per sq ft?

Total cost divided by the floor area, including labour and extras.

How is flooring area calculated?

Length times width. For irregular rooms, split the room into rectangles and add them.

Is labour charged on the extra area?

Usually on the laid area. The tool charges labour on the floor area.

Does this include skirting?

Only if you add it to other costs.