Estimate face area and block count for a rectangular retaining wall.
| Face area | – |
| Blocks | – |
Use this calculator to order facing blocks for a straight retaining wall. Enter length, height, and the face area of one block.
Face area = length × height. Blocks = face area ÷ block face area. Length and height can be entered in metres (m) or feet (ft). Block face and wall face can be entered or shown in square metres (m²) or square feet (ft²).
This is a single rectangular face. It does not add corners, caps, geogrid, or a batter.
Length: Wall length, in m or ft.
Height: Exposed wall height, in m or ft.
Block face: Face area of one block, in m² or ft².
Face area: Wall face area.
Blocks: Estimated block count.
Related calculators