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Carpentry & Framing Calculators
Use 86 jobsite tools for dimensional math, walls, openings, floors, decks, roof framing, stairs, railings, cut planning, lumber, panels, trim, and interior layout. Use this collection when use 86 jobsite tools for dimensional math, walls, openings, floors, decks, roof framing, stairs, railings, cut planning, lumber, panels, trim, and interior layout. Start with the calculator matching the values you possess, then use related tools to verify or extend the result.
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Carpentry & Framing topics
Select a topic to reveal its calculators. Multiple topics can remain open at the same time.Carpentry & FramingUse 86 jobsite tools for dimensional math, walls, openings, floors, decks, roof framing, stairs, railings, cut planning, lumber, panels, trim, and interior layout.86 available
Jobsite Math & Layout
- Feet Inches and Fractions CalculatorPerform jobsite arithmetic with architectural feet-inch-fraction, decimal-inch, or millimetre measurements.Open calculator
- Construction Measurement ConverterConvert architectural feet-inch-fraction and common decimal or metric length representations without changing the physical measurement.Open calculator
- Right Triangle Construction CalculatorSolve construction right triangles from two legs, one leg and the diagonal, or run and angle.Open calculator
- Square-Up Diagonal CalculatorCalculate a target rectangular diagonal and compare two field diagonals during iterative square-up.Open calculator
- 3-4-5 Layout CalculatorScale a 3-4-5 or other entered right-triangle ratio to a convenient baseline for square layout.Open calculator
- Equal Spacing CalculatorDistribute a chosen number of equal objects or spaces across an available length with symmetric end margins.Open calculator
- On-Centre Layout Marks CalculatorGenerate every on-centre framing mark from an entered start offset, spacing and overall length.Open calculator
- Running Dimensions GeneratorGenerate cumulative jobsite dimensions from a repeated module and starting measurement.Open calculator
- Centreline and Offset CalculatorLocate a workpiece centreline and symmetric edge offsets inside an opening or available width.Open calculator
- Slope Grade and Fall CalculatorConvert signed rise or fall over a horizontal run into grade, ratio, angle and fall per unit length.Open calculator
- Angle Bisector and Corner Layout CalculatorBisect an entered corner angle and calculate equal setbacks to a chosen perpendicular offset.Open calculator
- Polygon Frame Layout CalculatorCalculate side length, perimeter, central angle, interior angle and mitre for a regular polygon.Open calculator
Walls, Openings & Sheathing
- Wall Stud CalculatorEstimate regularly spaced wall studs, extra framing studs, plates and linear lumber from actual dimensions.Open calculator
- Professional Wall Framing TakeoffBuild a line-item wall framing takeoff from common studs, corners, intersections, openings, plates and blocking.Open calculator
- Stud Count and Layout CalculatorCalculate stud positions and generate a full running mark schedule with a first-centre offset.Open calculator
- Rake Wall Stud CalculatorGenerate individual stud lengths beneath a straight sloping top plate, including both end members.Open calculator
- Arched Wall Stud CalculatorGenerate stud lengths beneath a circular arch from span, rise, spring-line height and maximum stud spacing.Open calculator
- Door Opening Framing CalculatorCalculate a door opening's header, king, jack and cripple quantities from visitor-entered framing details.Open calculator
- Window Opening Framing CalculatorCalculate window opening framing pieces, sill length, header stock and optional cripple quantities.Open calculator
- Multiple Opening Wall TakeoffCombine repeated door and window framing packages into one wall takeoff.Open calculator
- Top and Bottom Plate CalculatorConvert wall lengths and plate runs into stock-piece quantities with waste and entered stock length.Open calculator
- Blocking and Noggins CalculatorCalculate blocking pieces, cut length and stock requirement between regularly spaced members.Open calculator
- Wall Sheathing Sheet CalculatorEstimate wall sheathing sheets from gross area, openings, layers, sheet size and waste.Open calculator
- Panel Layout and Seams CalculatorCompare portrait and landscape rectangular panel grids by rows, columns, sheet count and internal seam length.Open calculator
- Wall Framing Lumber Cost CalculatorPrice a wall takeoff by separate stud, plate, header and sheet-goods line items.Open calculator
- Wall Tilt-Up Weight EstimateEstimate assembled wall mass from entered framing, sheathing and finish masses for handling planning.Open calculator
Floors, Ceilings & Decks
- Floor Joist Count CalculatorCalculate floor-joist count, complete layout positions, rim length and joist stock from measured geometry.Open calculator
- Ceiling Joist CalculatorCalculate ceiling-joist quantity, cut length, complete layout and blocking quantities without selecting a structural member.Open calculator
- Joist and Beam Tributary Width CalculatorCalculate tributary width and uniform line load from member spacing and an entered area load.Open calculator
- Post Tributary Area CalculatorCalculate a deck post's tributary area from adjacent joist and beam half-spans plus overhangs.Open calculator
- Deck Framing Material CalculatorEstimate deck joists, rim boards, beams, posts and blocking from an entered framing layout.Open calculator
- Deck Board CalculatorCalculate deck-board rows, linear stock, waste-adjusted purchasing and board-to-joist fastening intersections.Open calculator
- Deck Board Layout CalculatorBalance edge-board widths to avoid a narrow final rip, including a single-row condition.Open calculator
- Joist Blocking and Bridging CalculatorCalculate blocking or bridging quantities by joist bays and entered rows.Open calculator
- Cantilever Geometry WorksheetCompare an entered joist cantilever with a visitor-entered approved maximum and report the backspan ratio.Open calculator
- Joist Hanger and Connector TakeoffCount joist hangers and visitor-entered approved fasteners for a framing layout without selecting hardware.Open calculator
- Subfloor Sheet CalculatorEstimate subfloor sheets and compare panel orientations from floor dimensions, layers and waste.Open calculator
Roof Framing Geometry
- Common Rafter CalculatorCalculate common-rafter run, rise, line length, overhang and plumb/seat angles from measured roof geometry.Open calculator
- Birdsmouth Cut CalculatorLay out common-rafter birdsmouth geometry from building width, ridge thickness, pitch, seat length and overhang.Open calculator
- Hip Rafter CalculatorCalculate a regular hip rafter's plan run, rise, line length and plan angle for a rectangular equal-pitch roof corner.Open calculator
- Valley Rafter CalculatorCalculate a regular equal-pitch valley rafter's plan run, rise, line length and plumb angle.Open calculator
- Regular Jack Rafter CalculatorGenerate a regular jack-rafter line-length sequence from common run, pitch, spacing and jack count.Open calculator
- Irregular Hip and Valley CalculatorSolve plan direction, common rises and theoretical hip/valley length where two roof pitches meet at a right-angle plan corner.Open calculator
- Rafter Count and Spacing CalculatorCalculate rafter pairs, individual rafters and complete layout positions along a building length.Open calculator
- Ridge Board Length and Stock CalculatorCalculate ridge stock pieces, purchased length and splice surplus from total ridge runs and stock length.Open calculator
- Rafter Tail and Fascia Cut CalculatorCalculate tail line length, vertical pitch drop, plumb-cut face length and fascia coverage from actual rafter depth.Open calculator
- Roof Overhang and Eave Projection CalculatorConvert between horizontal eave projection, sloping rafter-tail length and vertical pitch drop.Open calculator
- Roof Sheathing Layout CalculatorEstimate roof sheathing panels and compare panel grid orientations using measured sloped dimensions.Open calculator
- Gable-End Stud CalculatorGenerate individual gable-end stud lengths beneath two equal roof slopes, including both end members.Open calculator
- Soffit and Fascia Material CalculatorEstimate soffit area, fascia length, stock pieces and cost from measured eave and rake runs.Open calculator
- Roof Framing TakeoffCombine optional whole-count common rafters, hip/valley members, jacks, ridge, fascia and outlookers into a line-item takeoff.Open calculator
Stairs & Railings
- Stair Stringer CalculatorLay out a multi-riser straight stair from total rise, target maximum riser, tread going and stringer count.Open calculator
- Professional Stair Layout CalculatorSolve a straight stair by target riser, fixed riser count or available run and compare against visitor-entered limits.Open calculator
- Stairwell Opening and Headroom CalculatorCalculate geometric stair headroom at an entered opening edge and compare it with a visitor-entered requirement.Open calculator
- Stair Landing Layout CalculatorLay out the elevations, tread counts and plan runs of two straight flights separated by an in-line landing.Open calculator
- Stringer Cut and Stock CalculatorCheck stair-stringer line length against entered stock and calculate cut geometry and remaining throat depth.Open calculator
- Flat Baluster Spacing CalculatorCalculate an even flat-rail baluster count and clear spacing from overall rail length, included posts and baluster width.Open calculator
- Rake Baluster Spacing CalculatorCalculate equal baluster spacing along a sloping rail using horizontal projection and rake angle.Open calculator
- Spindle Layout Marks GeneratorGenerate every spindle centre mark from an equal-spacing railing layout.Open calculator
- Handrail Length CalculatorCalculate sloping handrail length from stair run/rise plus entered horizontal extensions.Open calculator
- Newel Post and Rail Section CalculatorCalculate clear rail sections between newel posts and total rail stock from a repeated layout.Open calculator
- Guard Infill CalculatorEstimate repeated guard infill rows or vertical members against a visitor-entered maximum clear spacing.Open calculator
Lumber, Panels & Cut Planning
- Board Foot CalculatorCalculate lumber volume, per-piece yield, metric volume, cost and optional mass using actual entered dimensions.Open calculator
- Lumber Quantity and Cost CalculatorCalculate purchased lumber pieces, linear length, volume and cost from measured requirements and waste.Open calculator
- Multi-Length Lumber TakeoffAggregate a comma-separated list of required cut lengths and calculate total length plus waste.Open calculator
- Linear Stock Cut OptimizerCreate a first-fit-decreasing stock assignment for a cut list, stock length and kerf between retained pieces.Open calculator
- Sheet Goods Cut PlannerEstimate rectangular part yield per sheet using a simple grid and compare rotated orientation.Open calculator
- Plywood and OSB Sheet CalculatorEstimate sheet quantity from measured area, layers, sheet dimensions and allowance.Open calculator
- Timber Volume CalculatorCalculate rectangular timber volume for multiple pieces in metric and imperial volume units.Open calculator
- Lumber Weight CalculatorEstimate lumber mass and weight from actual volume and visitor-entered density.Open calculator
- Kerf and Cut-Loss CalculatorCalculate finished yield, total kerf loss and remaining stock from repeated equal cuts.Open calculator
- Waste and Yield CalculatorReconcile purchased material, installed yield, discarded waste and reusable offcuts.Open calculator
- Fastener Quantity CalculatorCalculate edge-only, rectangular-field-only, or combined fastener schedules with endpoint and perimeter deduplication conventions.Open calculator
- Hardware and Connector Takeoff WorksheetAggregate visitor-entered whole counts for connectors, anchors, straps and approved fasteners.Open calculator
Finish Carpentry & Interior Layout
- Baseboard and Casing CalculatorEstimate baseboard and opening-casing stock from room perimeter, exclusions, opening perimeters, stock length and waste.Open calculator
- Door and Window Casing CalculatorCalculate casing length from whole door and window counts with visitor-entered trim coverage around each opening.Open calculator
- Crown Moulding Compound Mitre CalculatorCalculate saw mitre and bevel angles for crown moulding laid flat from wall corner and spring angles.Open calculator
- Crown Moulding Length and Waste CalculatorEstimate crown stock from room perimeter, excluded runs, waste and stock length.Open calculator
- Wainscoting Panel Layout CalculatorBalance equal wainscoting panel openings between stiles over a measured wall run.Open calculator
- Board and Batten Layout CalculatorCalculate balanced board courses, clear gaps, actual batten coverage and material length from wall dimensions.Open calculator
- Shiplap and Wall Plank CalculatorCalculate wall-plank courses, linear material, package quantity and cut surplus from actual exposed coverage.Open calculator
- Cabinet Filler and Equal-Reveal CalculatorBalance fillers or reveals around repeated cabinet units inside a measured opening.Open calculator
- Shelf Spacing CalculatorCalculate equal shelf elevations and clear openings between shelves within a cabinet height.Open calculator
- Drawer Front Equal-Spacing CalculatorBalance equal drawer-front gaps within an opening using entered front heights and common gaps.Open calculator
- Picture-Frame Moulding CalculatorLay out repeated framed clear openings and derive 45° mitre long-point cuts from moulding face width, then check stock fit.Open calculator
- Scribe and Taper CalculatorCalculate a straight taper between two end offsets, its angle and intermediate layout marks.Open calculator