Every quantity, accounted for.
Choose a focused calculator for blocks, gravel, caps, costs or a specific wall layout.
block calculator
Calculate whole retaining wall blocks by course, including buried rows, cutting waste and pallet counts. Enter your actual block dimensions.
gravel calculator
Estimate leveling-base gravel, drainage backfill and hollow-core fill in cubic yards or metres, with supplier density and an editable stone allowance.
cap calculator
Estimate retaining wall cap stones and adhesive tubes from wall length, cap coverage, waste, bead count and manufacturer tube coverage.
cost calculator
Build a retaining wall budget with editable block, gravel, cap, pipe, delivery and labor prices. See line items and cost per exposed square foot.
Curved calculator
Convert a retaining wall radius and central angle to arc length, then estimate full-course blocks, caps, gravel and editable project costs.
Stepped calculator
Estimate a wall with varying heights by entering each section. Full-course rounding and buried units are calculated separately for every section.
Cinder block quantity calculator
Estimate concrete masonry units using actual dimensions plus an entered mortar joint. Count courses and waste without implying a structural wall design.
Timber quantity calculator
Estimate landscape timbers by length, actual section height, buried courses and cutting allowance. Includes editable gravel and pipe quantities.
Need the whole material list?
The main calculator combines face units, base, drainage, caps, pipe and an editable budget.
Open full calculator