Sand Calculator
Calculate bulk sand tons, cubic yards, cubic meters, and 50lb bags for pavers, masonry mortar, pools, and playgrounds.
Enter Your Dimensions
US • ftHow We Calculated This
• Order ready-mix concrete for jobs over 1 cubic yard (equivalent to approx 45-50 bags).
• Ensure subgrade is compacted and forms are properly staked before pour.
Formula & Volumetric Method
Volume = Length × Width × Depth. Weight = Volume × Sand Bulk Density (~2,700 lb/yd³ or 1,600 kg/m³).
Calculations are performed strictly using standard civil engineering constants. Volumetric outputs are normalized to true compaction rates, ensuring purchased quantities match jobsite yields.
Jobsite Engineering Guidelines
- A 1-inch (25 mm) bed of coarse bedding sand is recommended underneath interlocking concrete pavers.
- Mason sand is fine and washed, ideal for mortar joints and sandboxes.
Frequently Asked Questions
How accurate is the Sand Calculator for ordering materials?
Our calculations match standard store packaging sizes in the US, Canada, UK, and Australia. We include a safety waste buffer (default 8% to 12%) so you do not run short due to uneven ground or spillage.
Why should I add extra for waste when ordering?
Uneven ground, cutting scrap, and leftover mix in the wheelbarrow or mixer drum consume an extra 5% to 15% of material. Ordering only the exact measurement usually leaves you short, which can lead to expensive extra delivery fees.
Does this calculator support both Imperial and Metric units?
Yes. You can switch between US Customary (feet, inches, cubic yards, pounds), Canadian units, UK metric, and Australian standards using the region selector in the header or the unit dropdown on each input.