Calculators
Free Woodworking and Carpentry Calculators
Choose a calculator for material takeoffs, project planning, cost checks, board feet, sheet goods, deck boards, fence boards, stairs, rafters, miters, wood weight, and cut-list planning.
Board Foot Calculator
Estimate lumber/timber volume from thickness, width, length, and quantity. Use it when comparing boards, planning material purchases, or checking rough stock requirements before a project.
Open pageLumber/Timber Cost Calculator
Estimate lumber/timber material cost from quantity, unit price, waste, and optional extra allowance. Use it when comparing supplier prices, budgeting a project, or checking whether a material order fits your plan.
Open pageNominal to Actual Lumber Size Calculator
Compare common nominal lumber/timber names with approximate actual finished sizes. Use it before layout, joinery, cut lists, or material estimates so planned parts match the stock you can actually buy.
Open pageSheet Goods Calculator
Estimate plywood, MDF, OSB, and panel quantities for cabinets, furniture, and site work.
Open pageDeck Board Calculator
Estimate deck board quantities from deck size, board width, gaps, stock length, layout direction, waste, and optional material costs.
Open pageFence Board Calculator
Estimate fence boards or pickets, posts, rails, waste, and optional material cost.
Open pageStair Stringer Calculator
Estimate stair rise, run, tread count, stringer length, and layout angles for planning. Use it when sketching stair dimensions, checking material length, or preparing a layout to verify against local requirements.
Open pageRafter Calculator
Estimate common rafter length, pitch, rise, run, roof angle, and overhang geometry. Use it for early roof layout planning, lumber/timber takeoffs, and checking approximate material lengths before structural verification.
Open pageMiter Angle Calculator
Calculate miter settings for frames, trim, polygon projects, and angled joints.
Open pageCut List Optimizer
Plan straight part cuts from available board, panel, lumber, or timber stock and estimate waste. Use it when turning a project parts list into a practical cutting plan before marking and cutting material.
Open pageWood Weight Calculator
Estimate wood weight from species density, dimensions, moisture assumptions, and quantity.
Open pageDeck, Fence and Shelving Project Planner
Plan free deck, fence, and shelving material estimates with printable and exportable lists.
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