All Calculators
Concrete calculator
Slabs, footings, columns, steps, walls and curbs. Compares bags with a truck.
Concrete slab calculator
Patios, pads, sheds and driveways: yards and bags.
Concrete bag calculator
How many 40, 60 or 80 lb bags, and what they cost.
Fence post concrete
Bags per post for 4×4, 6×6 and round posts.
Gravel calculator
Tons and yards for driveways, paths and base, plus truck trips.
Mulch calculator
Yards vs. bags for every bed, and how many trips.
Topsoil calculator
New lawns, top-dressing and raised beds.
Sand calculator
Paver bedding, sandboxes and pool bases.
River rock calculator
Tons of decorative stone for beds and dry creeks.
Paver calculator
Pavers, base gravel, bedding sand and joint sand, all in one list.
Square footage calculator
Rectangles, circles, triangles and L-shapes, added up.
Cubic yard calculator
Convert any length × width × depth to cubic yards.