HowMuchToOrder
Project Material Calculators

Know exactly how much to order.

Free, no-signup calculators that turn your measurements into the precise quantity to buy — in bags, boxes, gallons, bundles, or cubic yards — plus a realistic cost estimate. Stop guessing, stop over-ordering.

cubic yards · bags

Concrete

Slabs, patios, driveways, and footings. Cubic yards, bag counts, and ready-mix cost.

Open
gallons

Paint

Interior walls by the room, with door and window deductions and coat math.

Open
boxes · sq ft

Flooring

Laminate, vinyl, hardwood, or tile. Square footage plus boxes with waste.

Open
sheets

Drywall

Rooms and ceilings. Sheet counts plus screws, joint compound, and tape.

Open
posts · panels

Fence

Posts, panels or pickets, rails, and concrete from your total fence length.

Open
tiles · boxes

Tile

Floor or wall tile by size, with waste, thinset, and grout included.

Open
batts · bags

Insulation

Batts, rolls, or blown-in by area and R-value for attics, walls, and floors.

Open
squares · bundles

Roofing

Shingle bundles and underlayment from your roof footprint and pitch.

Open
cubic yards · bags

Mulch & Gravel

Beds and paths by depth. Cubic yards, bags, and bulk-vs-bag cost.

Open
9 projects
and growing every week
No sign-up
free to use, always
Waste included
real order amounts, not just area

Order the right amount the first time

Every calculator here does the same job: it takes the measurements you already have and tells you the exact quantity to buy — rounded to whole bags, boxes, bundles, or a bulk delivery, with the standard waste allowance built in so you don't come up short mid-project.

Each one also shows the formula and a worked example, so you can see precisely how the number was reached. No accounts, no email, no upsells — just the answer to one honest question: how much do I need to order?