KCalc.Concrete Volume Calculator
Use this concrete volume calculator to estimate how much concrete you need for slabs, footings, or pours.
Formula: Length x Width x Thickness
Example
Formula: Length x Width x Thickness = 6 m x 4 m x 0.15 m = 3.60 m3
Choose units for length, width, and thickness, then pick a result unit (m3 or ft3).
Tip: Choose your result unit on the right before calculating.
Recommended Materials & Tools
Based on your concrete volume calculation above, you may need cement bags and basic tools for proper mixing and measurement.
Product availability may vary by country.
- Portland Cement 50kg (Trusted brands on Shopee) (shopee)
- Concrete Mixing Bucket (shopee)
- Measuring Tape (5m / 7.5m) (shopee)
- Heavy-duty Work Gloves (shopee)
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Step-by-step calculation
- Enter length, width, and thickness with units.
- Select the result unit you want (m3 or ft3).
- Calculate to see the volume and steps in the selected unit.
FAQ
- Why use meters?
- Meters give volume in m3, which is standard for concrete orders.
- What if I have cm?
- Convert cm to meters by dividing by 100 before calculating.