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QuantityCalc
Tool Free construction calculators

Know how much material you need — and what it'll cost.

Every calculator returns both a material quantity and a localized cost estimate. Built for contractors, landscapers, and DIY homeowners.

No sign-up · Instant results · Free forever

Built for the trades  ·  Contractors  /  Landscapers  /  Masons  /  DIY homeowners

What's inside

All calculators

Each tool estimates a material quantity and its cost in seconds.

01

Gravel Calculator

Estimate the cubic yards, tons, and cost of gravel, crushed stone, or sand for a driveway, path, or drainage project.

02

Concrete Calculator

Estimate the cubic yards, premix bags, and cost of concrete for a slab, footing, or round column. Choose your shape, enter the dimensions, and pick a bag size.

03

Mulch Calculator

Estimate the cubic yards, number of 2 ft³ bags, and cost of mulch, topsoil, or compost to fill a garden bed, border, or planting area.

04

Retaining Wall Calculator

Estimate the number of retaining wall blocks, cap blocks, base gravel, and cost for a segmental block wall from your wall length, exposed height, and block size.

05

Paver Calculator

Estimate the number of pavers, the bedding sand and base gravel, and the cost to build a patio or walkway from any size paver.

06

Rebar Calculator

Estimate the linear feet, number of 20 ft sticks, tie points, and cost of rebar for a reinforced slab, footing, or driveway grid.

07

Drywall Calculator

Estimate the number of drywall sheets, joint compound, screws, and cost to hang and finish the walls and ceiling of a room.

08

Paint Calculator

Estimate the gallons of interior paint and cost to coat a room. Enter the room size, number of coats, and the doors and windows to subtract.

09

Flooring Calculator

Estimate the number of boxes, the floor area, and the cost of laminate, vinyl plank, hardwood, or tile for any room.

10

Fence & Deck Calculator

Estimate the pickets for a fence, or the deck boards, joists, posts, and cost for a deck. Switch modes and enter your dimensions to get a buyable material count.

Why QuantityCalc

Built different

01

Quantity + cost

See material amounts and an estimated price using national averages with a regional adjustment — fully editable.

02

Transparent math

Every result shows the formula and the numbers behind it, plus a configurable waste factor.

03

Fast & mobile-first

Results update as you type. Copy or print your estimate and take it to the supplier.

Get a buyable number in seconds.

Start with gravel →