Concrete Calculator & Cost Est

Calculate concrete bags, volume, and project cost in seconds for slabs, post holes, stairs, and footers. Avoid shortages, reduce waste, and pour with confidence.

Don’t run short mid-pour. Get exact concrete bag counts in seconds. Trusted by DIYers and contractors on real jobsites.

Concrete Calculator & Cost Est is the fastest way to figure out exactly how many 60lb or 80lb bags you need before you head to the store. No math. No guesswork. No wasted trips.

Enter your dimensions and instantly see bags, volume, and total cost. It’s the $5 insurance policy that saves hours, money, and frustration.

Built for real projects • Slabs & patios • Post holes & fence posts • Sidewalks & pads • Stairs • Strip footers & foundations

Fast, simple, accurate • Instant bag counts for 60lb & 80lb pre-mix • Cubic yards, feet, or meters • Switch between imperial & metric • Results update live as you type

Designed for the jobsite • Huge buttons and inputs for gloved hands • High-contrast yellow/black construction theme • Zero onboarding, opens straight to the calculator • Works offline in the yard or at the store

Know your cost before you buy • Set price per bag • See total project cost instantly • Avoid overbuying or running short

Pro Features (one-time unlock) • Stairs calculator, the hardest concrete math made easy • Cost estimator with custom prices • Adjustable waste factor up to 20% • Save unlimited projects for later

No accounts. No ads. No data collection. Just a tool that works.

Stop guessing. Calculate with confidence. Download now and pour once.