Free concrete calculator
Concrete Retaining Wall Calculator
Estimate the concrete volume and ready-mix cost for a poured retaining wall.
Estimate$924 - $1,085 installed
- Slab area
- 33 sq ft
- Concrete with 10% waste
- 5.4 cu yd
- Ready-mix material
- $742
- Installed cost per sq ft
- $27.99 - $32.86
Estimating Notes
- Retaining walls hold back soil, so proper drainage and rebar are critical.
- Don't forget to calculate the footing separately if your design requires a wide base.
Calculator FAQs
How much concrete for a retaining wall?
Multiply length by height by thickness to find the total cubic volume.