Floor Joist Calculator
Calculate joist count and spacing for your floor span and joist size.
Max Span
16 ft
Span Check
PASS
Joists Needed
10.00
Joist Details
| Max Allowable Span | 16 ft |
| Your Span | 14 ft |
| Joists Needed | 10.00 |
| Total Linear Feet | 140.0 LF |
Use the Floor Joist Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
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