Concrete & Masonry Calculators

Construction Calculator Category

Calculate concrete, cement, bricks, blocks and rebar quantities for common construction projects. These calculators help you estimate materials and measurements for slabs, walls, masonry work and reinforced concrete projects.

Which calculator should you use?

Choose the calculator that matches the material or construction task you are working on. For concrete work, start with the Concrete Volume Calculator or Concrete Slab Calculator. For masonry, use the Block Quantity Calculator or Brick Calculator. Cement and reinforcement estimates can be handled with the Cement Calculator and Rebar Calculator.

Concrete & Masonry Tools

Use the calculators below to work out common material quantities before buying supplies or planning a construction job. Enter your project measurements and review the calculated result before making purchasing decisions.

Concrete Volume Calculator

Estimate the amount of concrete required from your project's length, width and depth measurements.

Use Concrete Volume Calculator

Concrete Slab Calculator

Calculate concrete volume for slabs using the slab dimensions and selected measurement units.

Use Concrete Slab Calculator

Block Quantity Calculator

Estimate the number of concrete blocks needed for a wall based on wall dimensions and block size.

Use Block Quantity Calculator

Brick Calculator

Estimate the number of bricks required for a wall while accounting for the wall dimensions and brick size.

Use Brick Calculator

Cement Calculator

Estimate cement requirements for common concrete and construction mixtures using your selected project measurements.

Use Cement Calculator

Rebar Calculator

Estimate reinforcement bar requirements for construction projects using the dimensions and spacing of the reinforcement layout.

Use Rebar Calculator

How to choose the right concrete or masonry calculator

Start with the material or construction element you need to estimate. Different calculators are designed for different parts of a project.

Pouring a slab or other concrete section: use the Concrete Slab Calculator or Concrete Volume Calculator.
Building with concrete blocks: use the Block Quantity Calculator to estimate the number of blocks.
Building a brick wall: use the Brick Calculator for a quantity estimate.
Estimating cement: use the Cement Calculator based on the project and mixture requirements.
Planning reinforcement: use the Rebar Calculator to estimate reinforcement requirements.

Concrete & Masonry Calculator FAQs

What can I calculate with these construction tools?

These tools cover common concrete and masonry calculations, including concrete volume, concrete slab volume, block quantities, brick quantities, cement requirements and rebar estimates.

Which calculator should I use for a concrete slab?

The Concrete Slab Calculator is designed specifically for slab dimensions. The Concrete Volume Calculator can also be used when you need to calculate the volume of a rectangular concrete section.

How do I estimate the number of blocks for a wall?

Use the Block Quantity Calculator. You generally need the wall length and height along with the block dimensions. Openings such as doors and windows may need to be accounted for separately depending on the calculator's inputs.

Can I use the Brick Calculator for any wall?

The Brick Calculator provides an estimate based on the dimensions and brick size entered. Actual requirements can vary because of mortar joints, openings, cutting and waste.

Are calculator results exact material quantities?

Calculator results are estimates based on the measurements and assumptions entered. Actual quantities can vary because of site conditions, material dimensions, waste, workmanship and project specifications. Always verify quantities before ordering materials.

Explore more construction calculators

Find calculators for roofing, flooring, materials, measurements, HVAC, pools, home projects and other construction tasks.

View All Construction Calculators