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The calculator is free forever. When you're ready to pull a permit, turn your numbers into a plan the inspector will accept.
Free
$0
The full deck code calculator
- ✓Joist, beam, post & footing sizing (IRC R507)
- ✓Stair layout & guard height to code
- ✓Frost-depth footings for all 50 states
- ✓Material list & build-cost estimate
- ✓Unlimited calculations, no account
Pro plan
$29 one-time
Permit-ready deck plan PDF
- ✓Everything in Free, plus:
- ✓Permit-ready PDF: framing plan, footing schedule, material list
- ✓Joist & beam layout diagram for your exact deck
- ✓Code citations (IRC R507/R311) for your submittal
- ✓Lifetime access to the plan, revisions included
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