Job-site math, measured twice for you.

Measure it. Count it. Build it. Material takeoffs, planning worksheets, and pricing tools for homeowners, serious DIYers, remodelers, contractors, and property investors. Live diagrams make inputs easier to check, with quantities you can shop in one tap.

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Search by trade, material, or project, or open a category to compare every related tool in one place.

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54 calculators available

Measurement & Layout6

Square Footage CalculatorAdd and subtract multiple shapes, with square-yard, meter, and acre conversions.Board Feet CalculatorLumber tally in board feet with quarters thickness, pricing, and waste.Lumber CalculatorEstimate boards, board feet, linear feet, weight, waste, and cost.Roof Pitch CalculatorPitch, angle, slope percent, pitch factor, rafter, and ridge height.Rafter Length CalculatorCalculate common-rafter geometry from span, pitch, ridge, and overhang.Roof Area CalculatorQuickly convert a roof footprint and pitch into sloped area and squares.

Exterior & Outdoor21

Roof Replacement Cost CalculatorPlan a roof replacement range with visible, editable cost assumptions.Gravel CalculatorTons of gravel by material, with compaction and truck-load planning.Mulch CalculatorCubic yards and bags of mulch, with a live bag-vs-bulk price check.Roofing Materials CalculatorEstimate shingles, squares, underlayment, nails, waste, and cost.Stairs & Stringers CalculatorRisers, treads, run, angle, stringer stock, board cuts, waste, and cost.Soil CalculatorSoil yards, bags, weight, allowance, and bulk-versus-bag cost.Gutter & Downspout CalculatorGutter pieces, hangers, fittings, downspouts, runoff planning, and cost.Firewood CalculatorCords from any stack, a seller price check, and heat value by species.French Drain CalculatorDrain gravel, perforated pipe, fabric, excavation, fall, and cost.Roofing CalculatorGable-roof squares, bundles, underlayment, edge materials, and editable cost.Siding CalculatorSiding squares, cartons or pieces, housewrap, trim, fasteners, and cost.Sod CalculatorPallets, pieces, and cost for a new sod lawn.Grass Seed CalculatorEstimate seed pounds and bags for a new lawn or overseeding project.Landscape Materials CalculatorMulch, soil, gravel, and sand by bags, cubic yards, tons, and cost.Pavers CalculatorPavers and pallets plus base, sand, edging, fabric, delivery weight, and cost.Deck Board Material CalculatorDeck boards, border stock, fasteners, waste, and optional cost.Paver Base CalculatorBase tons and yards, bedding sand, pavers, excavation, and cost.Fence Post Hole Concrete CalculatorConcrete bags around fence posts, with post displacement and gravel.Excavation & Fill CalculatorCut or fill volume, loose yards, weight, truck loads, fabric, hauling, and cost.Fence CalculatorPosts, rails, pickets, gates, concrete, fasteners, and editable cost.Deck Cost CalculatorDeck framing, boards, footings, guards, stairs, packages, and cost.

Concrete & Masonry9

Concrete CalculatorConcrete volume, bags, ready-mix rounding, base, and costs for seven shapes.Rebar CalculatorGrid bar counts, stock lengths, weight, and cost from a specified layout.Concrete Bags CalculatorConvert a slab or project volume into whole bags and cost.Asphalt CalculatorHot-mix tons, gravel base, truck loads, and project cost.Mortar CalculatorMortar volume, bags, and cost for brick and block walls.Sonotube Concrete CalculatorConcrete volume and bags for round form tubes and columns.Brick & Block CalculatorBrick or CMU units, mortar, pallets, openings, ties, weight, and cost.Concrete Footing CalculatorConcrete yards, bags, and cost for continuous or repeated footings.Retaining Wall CalculatorBlocks, caps, gravel, drainage, weight, and cost for segmental walls.

Mechanical & Electrical3

AC Size & BTU CalculatorEstimate a preliminary room AC capacity range from visible load factors.HVAC Planning Index CalculatorA transparent early planning index—not an equipment-sizing result.Electrical Load CalculatorA transparent 2023 NEC 220.82 planning worksheet—not panel selection.

Interior Finishing12

Paint CalculatorGallons of paint and primer per room, plus tape, rollers, and cloths.Bathroom Remodel Cost CalculatorBuild a transparent bathroom remodel budget range by project category.Flooring CalculatorBoxes or carpet roll layout, waste, underlayment, trim, supplies, and cost.Wall Framing CalculatorStuds, plates, openings, blocking, sheathing, fasteners, waste, and cost.Wallpaper CalculatorDouble rolls with honest pattern-repeat and strip math.Tile CalculatorTile count, boxes, thinset, and grout by tile size and joint width.Countertop CalculatorCountertop square footage, slab count, and material cost from your runs.Plywood & Sheathing CalculatorConvert project area into whole plywood or sheathing sheets and optional cost.Drywall CalculatorSheet count with waste, plus screws, mud, tape, and corner bead.Thinset CalculatorEstimate thinset bags from tile area, trowel coverage, substrate, and waste.Baseboard & Trim CalculatorRoom-by-room baseboard, casing, crown, stock lengths, supplies, and cost.Insulation CalculatorLabel-based package quantities with a verified 2021 IECC attic starting point.

Pricing & Investment3

Rental ROI CalculatorTransparent pre-tax cash flow, cap rate, cash-on-cash, and DSCR planning.Contractor Job Pricing CalculatorTurn materials, burdened labor, overhead, and profit goals into a customer price.Lawn Care Pricing CalculatorAuditable per-visit pricing from editable time, cost, coverage, and profit assumptions.

Plan beyond one number

Connected project workflows

Follow the calculators in job order so excavation, supporting materials, delivery, finish work, and pricing do not fall between separate estimates.

All project workflows →

4 connected steps

Plan a Paver Patio →

Plan patio excavation, paver base, sand, pavers, edging, delivery weight, landscape tie-ins, and a contractor-ready project price.

6 connected steps

Frame & Finish a Room →

Plan wall framing, insulation, drywall, paint, flooring, baseboard, trim, materials, supplies, and contractor pricing in one workflow.

4 connected steps

Replace House Siding →

Plan siding areas, gables, openings, cartons or boards, wrap, trim, flashing, paint, disposal, access, labor, and project pricing.

3 connected steps

Pour a Concrete Slab →

Plan slab excavation, base, concrete yards or bags, forms, reinforcement allowances, delivery, labor, equipment, and contractor pricing.

4 connected steps

Build a Retaining Wall →

Plan retaining-wall excavation, blocks, caps, base and drainage aggregate, fabric, pipe, backfill, delivery weight, and job pricing.

4 connected steps

Upgrade Roof Drainage →

Plan roof area, gutter runs, downspouts, fittings, extensions, drainage stone, grading, excavation, supplies, and contractor pricing.

5 connected steps

Plan a Gravel or Asphalt Driveway →

Measure a driveway, plan excavation and base, compare gravel or asphalt quantities, estimate truck loads, and build a complete contractor price.

5 connected steps

Refresh Landscape Beds and Lawn →

Measure beds and lawn, compare mulch bags or bulk delivery, plan decorative gravel or sod, estimate loads, and price the complete landscape job.

Assumptions shown

Each estimate exposes its coverage rates, waste factors, and planning assumptions. Code references are starting points — always verify the adopted local edition and project conditions.

A live visual check

Calculators with live diagrams redraw as you type so swapped dimensions and unusual proportions are easier to spot before ordering. A diagram supports review; it is not a construction drawing.

From result to receipt

Material takeoffs with shopping outputs show estimated quantities and retailer links. Add supported estimates to one browser-local project list, then copy or print the merged order after verifying product specifications, current price, and availability.