About LandscapeCalc
LandscapeCalc is a free website that helps homeowners, landscapers, contractors, and property managers estimate materials, costs, and project quantities in just a few minutes. Whether you're a homeowner planning a weekend project, a contractor building a client estimate, or a property manager overseeing large grounds — our tools give you accurate material quantities and cost estimates in seconds.
What We Offer
We provide 15 calculators covering the most common landscaping estimation tasks:
- Mulch & Gravel — cubic yard volume and material cost
- Concrete — slab/footing volume in cubic yards and equivalent 80 lb bags
- Topsoil — cubic yard volume, cubic feet, and bag counts
- Pavers & Turf — square footage with waste factor and cost
- Grass Seed — pounds needed based on grass type and lawn size
- Fertilizer — bags needed based on nitrogen percentage and desired rate
- Retaining Wall — block material plus required crushed stone base
- Fence — posts, panels/pickets/rails, concrete footings, and cost
- Slope / Grade — percent grade with drainage guidance
- Deck — board counts, framing, fasteners, and cost
- French Drain — gravel, pipe, and landscape fabric needs
- Plant Spacing — plant count for grid or triangular layouts
- Irrigation — sprinkler head count with head-to-head overlap
Quote Builder
Every calculator feeds into our Quote Builder. Add multiple line items, enter customer details, and generate a professional quote with full cost breakdown, markup, and tax — ready to print.
Accuracy
All formulas follow standard industry practices. Volume calculations use the standard cubic yard conversion. Plant spacing uses exact row-by-row counting. Fertilizer rates follow university extension guidelines. We recommend a waste factor for most projects to account for cuts and trimming.
Free Forever
LandscapeCalc is supported by advertising and will always be free to use. We do not collect personal information — all data is stored locally in your own browser.
Contact
Have a suggestion or found a bug? Reach out at landscapecalc.help@gmail.com