Kitchen Worktop Calculator – Estimate Area & Material Cost

Calculate the area of your kitchen worktop, estimate material costs, and get an approximate total price. Supports straight, L-shaped, and U-shaped layouts.

Area: 1.80 m²
Total Cost: $4,320

Note: For L-shaped and U-shaped worktops, the corner overlap is accounted for in the calculation. This is an estimate — final cost may include additional fees for cutouts, edging, delivery, and installation.

How to Calculate Kitchen Worktop Area

A kitchen worktop is one of the most important elements of any kitchen — it is the main working surface that must be durable, practical, and visually appealing. The cost of a worktop depends not only on the material, but also on the shape of the kitchen, the number of cutouts, edge processing, delivery, and installation.

To calculate the area of a worktop, you need its depth and total length. The standard depth is 60 cm, but island worktops can be 90–120 cm, and bar countertops can be 35–40 cm[citation:7].

For a straight worktop, the area is simply: Length × Depth.

For an L-shaped worktop, the two sections are measured, and the corner overlap is subtracted: Area = (L1 × D) + (L2 × D) − (D × D)[citation:7].

For a U-shaped worktop, the area is the total length of all sections multiplied by the depth: Area = (L1 + L2 + L3) × D.

When calculating the total cost, material is typically priced per square meter. However, keep in mind that cutouts for sinks and hobs, edge profiles, delivery, and installation are usually charged separately and can significantly increase the final price[citation:2][citation:7].

How to Use This Calculator

  1. Select shape: Choose your worktop configuration — straight, L-shaped, or U-shaped.
  2. Enter depth: The standard depth is 60 cm. For islands, use 90–120 cm.
  3. Enter dimensions: Depending on the shape, enter the required lengths in centimeters.
  4. Enter material price: Enter the price per square meter for your chosen material (e.g., laminate, quartz, acrylic).
  5. Calculate: Click “Calculate” to see the estimated area and cost.
  6. Interpretation: The result shows the approximate area and material cost. The final price may include additional fees for cutouts, edging, delivery, and installation — check with your supplier for a complete quote[citation:2][citation:8].

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