Stone Weight Calculator
Estimate the weight of natural stone slabs and countertops — granite, marble, limestone, sandstone, and concrete. Input dimensions for accurate weight.
Stone Weight Results
Stone TypeConcrete
Volume1152.0 cu in (0.667 cu ft)
Weight (lbs)100.00
Weight (kg)45.36
Weight (tons)0.0500
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💡 Did you know? Saving this calculation connects it to our Project Planner, allowing you to bundle multiple estimates (concrete, paint, tile, etc.) into a unified shopping list with shared measurements.
Frequently Asked Questions
How much does a granite countertop weigh?
A 6×2 ft granite slab at 3 cm thick (~1.18") weighs about 225 lbs. Granite density is 190 lb/cu ft.
Can I use this for monument stone?
Yes. This calculator works for any stone slab. For irregular shapes, use average dimensions and add 15-20%.
Is concrete the same as stone?
No. Concrete density is about 150 lb/cu ft while granite is 190 lb/cu ft. This calculator provides separate options.