Fill dirt calculator
PROEstimate fill dirt in cubic yards, tons and cost.
Short answer: cu yd = (L × W × depth/12) ÷ 27. Tons = cu yd × 1.4. 20 × 10 ft × 3" = 1.85 cu yd ≈ 2.59 tons. Enter your measurements above and the fill dirt calculator returns the quantity, unit conversions and an estimated cost instantly, in imperial or metric — no sign-up needed.
What do you need to measure?
What is the answer?
Cubic yards
1.85
Tons
2.59
≈ 1.4 t/yd³
Est. cost
$117
How does the fill dirt calculator work?
cu yd = (L × W × depth/12) ÷ 27. Tons = cu yd × 1.4.
What does a worked example look like?
20 × 10 ft × 3" = 1.85 cu yd ≈ 2.59 tons.
What do people ask most?
›What depth for fill dirt?
2–3" for decorative use; 4–6" for base or heavy traffic.
Which yard & landscape calculator should you use next?
Where can you learn more?
Read field notes on estimating and materials, or browse every calculator we make.