Free Home Materials Calculators
Enter your project dimensions and get instant results — cubic yards, bags, tons, and more. No signup, no ads in the way, no extra clicks.
Concrete Calculator
Calculate how much concrete you need for slabs, columns, and walls. Get cubic yards and bag counts instantly.
Cubic yards
Cubic feet
40 / 60 / 80 lb bags
Open calculator
Mulch Calculator
Find how many cubic yards or bags of mulch you need for your landscape beds at any depth.
Cubic yards
Cubic feet
2 & 3 cu ft bags
Open calculator
Gravel Calculator
Calculate cubic yards and tons of gravel, crushed stone, or pea gravel for driveways, paths, and drainage.
Cubic yards
Tons
5 gravel types
Open calculator
Topsoil Calculator
How much topsoil do you need for a new lawn or garden bed? Get cubic yards, bags, and tons in seconds.
Cubic yards
40 lb bags
Tons
Open calculator
Lumber Calculator
Calculate board feet from board dimensions, or find how many boards you need to cover a deck, floor, or fence.
Board feet
Linear feet
Boards needed
Open calculator
Paint Calculator
Enter room dimensions or total square footage to instantly find how many gallons or quarts of paint you need.
Gallons
Quarts
Room or sq ft mode
Open calculator
Flooring Calculator
Calculate square footage and boxes needed for any flooring type. Waste % auto-adjusts for your material and layout pattern.
Sq ft with waste
Boxes needed
7 layout types
Open calculator
About HomeMaterialsCalculator.com
Planning a home improvement project means figuring out how much material to buy — and getting that number wrong wastes money, trips to the hardware store, and time. These calculators handle the math instantly so you can focus on the work.
Every calculator accounts for standard waste factors, supports both bulk and bagged material estimates, and works on any device. Results update as you type — no buttons to press.