Mulch calculator
Measure your beds, pick a depth by mulch type, and get the answer in cubic yards and bags. Depth guidance comes from extension services.
Measure mulchKnow before you build.
Free calculators for mulch, decks, fences, concrete, drainage, and more. Every number comes from extension services and manufacturer specs.
15 free calculators · every constant cited to its source · no signup
Yard & garden
Topsoil calculator
Lawn topdressing or new beds, in cubic yards and truckloads, with a depth range for each job.
Measure topsoilGravel calculator
Tells you how many cubic yards and tons of gravel you need. Different stone types weigh different amounts, so we show the weight range suppliers publish.
Measure gravelDecks & fences
Deck board calculator
Boards, gaps, and waste factor for your deck's real size, plus when it makes sense to call a pro.
Plan deck boardsDeck stain calculator
Gallons by area, coats, and wood condition, using coverage rates from the manufacturers' own spec sheets.
Estimate stainFence calculator
Posts, rails, pickets, and concrete bags per post hole, with the depth rules extension services publish.
Plan a fenceBoard foot calculator
Lumber math, including the nominal-versus-actual trap that throws off every first-timer.
Count board feetConcrete post calculator
Bags per fence post hole, computed from manufacturer bag yields with the post's own volume subtracted.
Size post concreteHardscape & concrete
Paver calculator
Paver count plus the base gravel and bedding sand underneath, from manufacturer install guides.
Plan a patioRetaining wall calculator
Block count, base trench guidance, and the height where manufacturers say to hire an engineer.
Plan a wallWater & drainage
French drain calculator
Trench, gravel, pipe, and the fall you need to fix a yard that turns into a lake after rain.
Plan the drainDehumidifier size calculator
Pints per day for your space from the official Energy Star table, including what changed with the 2019 rating update.
Size it rightHome & energy
Electrification rebate checker
Federal HEAR rebate caps by income tier, including the 2026 rule changes most guides missed.
Check rebatesHeat pump water heater payback
When the efficient water heater pays back its premium, from Energy Star data and current electricity rates.
Estimate paybackProject ROI checker
What a remodel or yard project returns at resale, from published national remodeling data, before you spend.
Check the returnWhy homeowners use Yard & Board
Get the quantity right
Constants come from extension services and manufacturer spec sheets, cited where you use them.
See where sources disagree
When published sources disagree, we show the disagreement instead of hiding it.
Know when to call a pro
Engineer thresholds, permit lines, and code caveats are built into the tools that need them.
Will the project pay you back?
Compare your plan with published resale-return data before you spend. Yard work, doors, remodels, and upgrades do not all return money the same way.