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Permit rules
Calculators

What are you building?

Choose a working project calculator, answer plain-English questions, and see what to buy and what it may cost. No account required to calculate.
Live

Fence Calculator

Posts, rails, pickets, concrete & cost in seconds.

Plan a wood or vinyl fence run with material lists, cut lists, and full cost estimates.

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Live

Gate Builder

Design single & double gates with hardware.

Frame it right the first time — sizing, sag prevention, and hinges.

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Live

Deck Builder

Joists, beams, decking, fasteners.

Full deck framing plans with load-safe spans and premium finish options.

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Live

Shed Builder

Studs, sheathing, roof & siding.

Turn a 12×20 dream into a plan you can walk into Home Depot with.

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Live

Pergola Builder

Posts, beams, rafters, shade slats.

Backyard pergolas engineered for shade, spans, and looks.

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Live

Concrete Slab Calculator

Bags, yards, rebar, and cost.

Slabs, footings, sonotubes, and pads — never over-order again.

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Live

Flooring Calculator

Square footage, boxes, underlayment.

LVP, hardwood, tile — with waste and pattern factors dialed in.

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Roofing Calculator

Squares, ridge, valley, and nails.

Asphalt & metal roofing with pitch-aware waste calculations.

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Live

Drywall & Paint Calculator

Sheets, mud, tape, gallons.

Room-by-room drywall hang and finish with primer and paint gallons by coat, openings deducted.

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Live

Retaining Wall Calculator

Blocks, base gravel, backfill, drainage.

Segmental retaining walls with proper setback and drainage plans.

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Live

Insulation Calculator

Batt bags, blown-in, air sealing.

Net wall area after openings, cavity count, bag counts by R-value, and ceiling coverage.

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Baseboard & Trim Calculator

Sticks of base, casing, shoe.

Room perimeter less doorways, casing per door and window, caulk, nails and trim paint.

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Siding & Exterior Calculator

Squares, soffit, fascia, gutters.

Wall and gable area net of openings, house wrap, trim, soffit, fascia and gutter runs.

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Stairs & Railing Calculator

Rise, run, stringers, handrail.

Even riser layout with code checks, stringer length and count, treads, risers and balusters.

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Live

Door & Window Openings

Rough openings, headers, studs.

Rough opening sizes, a header starting point by span, kings, jacks, cripples and trim.

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Live

Closet Build Calculator

Framing, drywall, shelving, rods.

Partition wall framing, drywall and finishing, shelving by material, rods and paint.

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Soon

Hidden Bookcase Door

The secret door every DIYer wants.

Frame, hinge, and shelf plans for a real hidden passage.

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Soon

Landscaping Calculator

Mulch, sod, gravel, edging.

Bed volumes, coverage, and delivery-quantity math done right.

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Live

Wall Framing Calculator

Studs, plates, headers, sheathing.

Stud-by-stud framing takeoff for interior and exterior walls, including openings and LVL headers.

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Live

Concrete Flatwork Calculator

Driveways, walks, patios, steps.

Flatwork takeoff with thickened edges, control-joint layout, base gravel, and finish materials.

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For contractors & trades

Estimating software for contractors who bid on-site

Contractors, handymen and remodelers use the same calculators to build material takeoffs, labor hours and client-ready proposals — priced to the ZIP the job is in.

  • Takeoff priced to your ZIP in minutes
  • Cut list that trims the lumber order
  • Branded proposal and invoice PDFs

Material and cost output is an estimate, never a quote. Permit content is guidance to verify with your local building department.