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Concrete Cubic Yards Calculator
Cubic yards of concrete for slab, footing, column, or stairs. Bag vs bulk cost comparison.
Cubic feet
88.0
Cubic yards
3.26
80 lb bags
147
Cheaper
Bulk
Ready-mix delivery
$489
Bag method (147 bags)
$735
Includes 10% waste. Bulk ready-mix typically beats bags above ~1 cu yd — at smaller volumes, the delivery minimum makes bags cheaper.
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What it does
Slabs, footings, columns, stairs. Cubic feet, cubic yards, bags needed, and whether bulk-delivered or bagged is cheaper for your job.
Runs entirely in your browser — no upload, no account, no watermark. For more tools in this category see the full tools index.
Embed this tool on your siteShow snippetHide
Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.
<iframe src="https://freetoolarena.com/embed/concrete-cubic-yards-calculator" width="100%" height="720" frameborder="0" loading="lazy" title="Concrete Cubic Yards Calculator" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>How to use it
- Pick shape + dimensions.
- Read cu yd + bag count.
- Compare bulk vs bagged cost.
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