Construction Calculators
Material estimation and building calculations.
22 calculators available
Construction Materials
Brick Calculator
Estimate the number of bricks needed for a wall or project.
Concrete Calculator
Calculate how much concrete you need for a project.
Drywall Calculator
Calculate sheets of drywall needed for walls and ceilings.
Fence Calculator
Calculate fence posts, rails, and pickets needed for your project.
Flooring Calculator
Calculate flooring materials needed for any room.
Gravel Calculator
Estimate gravel, mulch, or soil needed by volume and weight.
Paint Calculator
Estimate how much paint is needed for any room.
Roofing Calculator
Estimate roofing materials needed based on roof dimensions and pitch.
Stair Calculator
Calculate stair dimensions: number of steps, rise, run, and stringer length.
Geometry
Arc Length Calculator
Calculate the length of an arc given radius and angle.
Area Calculator
Calculate the area of rectangles, circles, and triangles.
Circle Calculator
Calculate circumference, area, diameter, and radius.
Perimeter Calculator
Calculate the perimeter of rectangles, triangles, circles, and polygons.
Pythagorean Theorem Calculator
Find the missing side of a right triangle.
Triangle Calculator
Calculate area, perimeter, and properties of a triangle.
Volume Calculator
Calculate volume of cubes, spheres, and cylinders.
Landscaping
Lawn Seed Calculator
Calculate pounds of grass seed needed for new lawns or overseeding.
Mulch Calculator
Calculate cubic yards of mulch needed for garden beds and landscaping.
Paver Calculator
Calculate the number of pavers needed for patios, walkways, and driveways.
Retaining Wall Calculator
Calculate retaining wall blocks and materials needed.
Sod Calculator
Calculate rolls or pallets of sod needed for your lawn.
Soil Calculator
Calculate cubic yards of soil or topsoil needed for garden projects.
About Construction Calculators
Material estimation and building calculations. CALTRX provides 22 free construction calculators with step-by-step explanations, formulas, real-world examples, and expert tips. Every calculator is designed for clarity and accuracy, helping you understand not just the answer but the reasoning behind it.