# Construction Calculators and Estimation Tools

Construction calculators are useful for estimating material for many construction, remodeling, and renovation projects. Our tools provide geometric calculations for building projects such as concrete and masonry work, landscaping, fences, flooring, siding, roofing, and other projects and help find how much material should be ordered. Most tools include material price estimation to give an estimated cost of your project. Share your results and easily request quotes from contractors for your project.

## Construction Resources

## Grass Seed Calculator

Learn how to estimate how much grass seed is needed for your lawn. Enter square footage, length & width, or the acreage of the land to find how many pounds of seed is needed.

## Gravel Driveway Calculator – Estimate Material for a Gravel Driveway

Find how much crushed stone is needed for a gravel driveway in cubic yards and tons. Estimate the cost of materials for a gravel driveway.

## How to Calculate Linear Feet

How to calculate linear feet of lumber and other materials. Linear feet is simply the length of the material in feet.

## Inch Fraction Calculator – Find Inch Fractions From Decimal and Metric Measurements

Convert inch fractions to decimal and decimal inches to fractions. Convert inches and inch fractions to millimeters and centimeters. Convert inches and centimeters to feet.

## Metal Roofing Material Calculator

Calculate how many metal roofing panels are needed to cover a roof.

## Mulch Calculator and Coverage Estimator

Estimate the amount of mulch needed to fill a space. Get the number of bags, cubic yards, and cubic feet of mulch needed.

## Paint Calculator and Coverage Estimator

Calculate paint coverage and estimate how many gallons of paint and primer are needed for a room. Estimate paint needed for walls, ceilings, trim, and small projects.

## Paver Calculator and Price Estimator

Calculate how many pavers are needed for a patio or walkway and estimate the cost of materials. Estimate the gravel and sand needed for a paver patio base.

## Plant and Flower Calculator

Estimate how many flowers or plants are needed to fill a landscaping bed using the plant calculator. Find how many plants will be needed when using a rectangle or triangle planting pattern.

## Plywood Calculator – Estimate 4×8 Sheets of Plywood Needed

Calculate how many sheets of plywood are needed to cover a wall, floor, or woodworking project. Enter the length and width of the space to get an estimate.

## Polymeric Sand Calculator – Find How Much Jointing Sand is Needed for your Pavers

Find how much polymeric sand is needed for your patio or driveway paver project. Learn more about polymeric sand and how to find the coverage.

## Pool Volume Calculator

Learn how to calculate how many gallons or liters of water are needed to fill a swimming pool.

## Post Hole Concrete Calculator

Estimate concrete for post hole projects. Calculate how many yards of concrete or bags of concrete are needed for filling post holes for fences, decks, footings, and columns.

## Raised Panel Cabinet Door Calculator

Calculate the size of a cabinet door based on the opening and generate a cut list of parts, including rail, stile, and panel dimensions.

## Rebar Material Calculator

Learn how to calculate the amount of rebar material needed for a concrete slab project, including patios and driveways.

## Rebar Weight and Size Calculator

Learn how to estimate the weight and dimensions of rebar, including US, Canadian, and European sizes.

## Retaining Wall Calculator and Price Estimator

Calculate how many retaining wall blocks are needed to build a wall. Estimate the retaining wall cost given the price of the preferred block.

## Roof Pitch Calculator

Find the pitch of a roof using the rise and run or the angle of the roof in degrees. Learn how to find the pitch of a roof by finding the rise and run.

## Roof Sheathing Calculator – Estimate the Plywood Needed for a Roof

Calculate how much plywood is needed to sheath a roof.

## Roofing Material Calculator – Estimate Bundles of Shingles and Squares

Estimate how many squares of roofing material are needed and calculate the size of a roof. Learn how to measure a roof from the ground.