Construction Calculators
Professional estimation tools for contractors and homeowners.
Accurate, fast, and 100% free.
Retaining Wall Calculator
Calculate blocks, gravel, and caps with waste factor.
Concrete Tube Calculator
Estimate 80lb or 60lb bags of Quikrete for deck footings and Sonotubes. Compare bag counts vs cubic yards instantly.
Paver Calculator
Determine total pavers, tons of gravel base, and cubic yards of bedding sand required for patios or driveways.
Decking Board Calculator
Calculate linear feet of decking, 16ft vs 12ft board counts, and screw boxes. Auto-adjusts for 1/8" or 1/4" spacing gaps.
Post Hole Calculator
Calculate concrete bags per fence post. Subtracts post displacement volume (4x4 vs 6x6) to prevent over-buying materials.
Wood Fence Calculator
Complete material list for privacy fences. Estimates pickets, rails, posts, and concrete based on 6ft or 8ft spacing.
The Contractor’s Digital Toolbox
JobsiteCalc.com is the free, professional-grade resource for construction material estimation. We build tools that bridge the gap between “rough guesses” and precise ordering.
Why Contractors Use Our Tools:
- Waste Factor Built-In: Unlike generic math tools, our calculators include industry-standard waste percentages (5-10%) so you never run short on the job site.
- Mobile Optimized: Every tool is designed to work perfectly on a smartphone screen, even with gloves on.
- Material Specific: We don’t just give you volume; we convert it into real-world units like 80lb bags, pallets, and cubic yards.
Our Calculator Suite
Currently, we specialize in Hardscaping & Masonry. Whether you are building a retaining wall, pouring concrete piers for a deck, or laying a paver patio, our tools ensure your bid is accurate and your material order is precise. Stop over-buying and protect your profit margins.