Mulch & Soil Calculator

Use the free online Mulch & Soil Calculator tool. Fast, private and easy to use — runs entirely in your browser. Part of our Construction Calculators collection.

Concrete Volume Calculator

Length (m) Width (m) Thickness (cm)

Work out how much concrete a slab needs in cubic metres, cubic yards and litres.

Paint Calculator

Wall area (m²) Coats Coverage (m² per litre)

Estimate the litres of paint required for a wall or room from area, coats and coverage.

Tile Calculator

Floor area (m²) Tile width (cm) Tile height (cm) Waste allowance (%)

Count how many tiles a floor or wall needs, including a cutting waste allowance.

Board Foot Calculator

Length (ft) Width (in) Thickness (in) Number of boards

Measure lumber volume in board feet, the standard unit for buying hardwood.

Roof Pitch Calculator

Rise Run

Convert roof rise and run into the x:12 pitch, angle in degrees and slope percentage.

Stair Calculator

Total rise (cm) Target riser height (cm) Tread depth (cm)

Plan a staircase: number of steps, exact riser height, tread count and total run.

Brick Calculator

Wall area (m²) Brick length (cm) Brick height (cm) Mortar joint (cm) Waste allowance (%)

Estimate bricks for a single-skin wall from its area, brick size and mortar joint.

Mulch & Soil Calculator

Bed area (m²) Depth (cm)

Find how much mulch, soil or gravel to order in cubic metres, cubic yards and 50 L bags.

Frequently Asked Questions

Is the Mulch & Soil Calculator free to use?

Yes. The Mulch & Soil Calculator is completely free with no sign-up, no limits and no watermarks. You can use it as many times as you like.

Is the Mulch & Soil Calculator safe and private?

Absolutely. The Mulch & Soil Calculator runs entirely in your browser, so your data never leaves your device and nothing is uploaded to a server.

Do I need to install anything to use the Mulch & Soil Calculator?

No installation is needed. The Mulch & Soil Calculator works instantly online in any modern browser on desktop, tablet or mobile.

Does the Mulch & Soil Calculator work on mobile phones?

Yes. The Mulch & Soil Calculator is fully responsive and works smoothly on iPhone, Android and any other device.