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Groundwork & outdoors
Gravel calculator
Estimate loose or compacted gravel volume, mass, bags and material cost.
Open calculatorHome improvement · 5 tools
Garden & groundwork
Choose the calculation that matches your next decision. Use the same measurement basis when you carry a result from one tool to another.
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Garden & groundwork
Paver & base calculator
Estimate paving units, optional full packs, base aggregate and bedding sand from measured areas and product data.
Open calculator03
Garden & groundwork
Topsoil & raised bed calculator
Calculate new soil for raised beds or surface layers, allowing for headroom, existing material, bags and bulk increments.
Open calculator04
Garden & groundwork
Mulch calculator
Estimate top-up mulch by shape and depth, then compare complete bags with bulk orders and entered delivery charges.
Open calculator05
Garden & groundwork
Fence material calculator
Plan posts, pickets or panel kits, rails, gates and optional post-hole concrete from a fence layout.
Open calculatorChoose the right starting point
Gravel calculator: Estimate loose or compacted gravel volume, mass, bags and material cost. The related guide explains the inputs and practical limits.
Paver & base calculator: Estimate paving units, optional full packs, base aggregate and bedding sand from measured areas and product data. The related guide explains the inputs and practical limits.
Topsoil & raised bed calculator: Calculate new soil for raised beds or surface layers, allowing for headroom, existing material, bags and bulk increments. The related guide explains the inputs and practical limits.
Mulch calculator: Estimate top-up mulch by shape and depth, then compare complete bags with bulk orders and entered delivery charges. The related guide explains the inputs and practical limits.
Fence material calculator: Plan posts, pickets or panel kits, rails, gates and optional post-hole concrete from a fence layout. The related guide explains the inputs and practical limits.
Keep assumptions consistent
Check units, pricing bases and which allowances have already been included. A result from one estimate does not automatically synchronize with another tool. Keep a copy of the assumptions when comparing alternatives.