No email required. Local in-browser calculation.
Drywall Calculator for Ceiling and Walls
Free drywall calculator for ceiling and walls for US homeowners. No signup — runs in your browser.
Drywall calculator
Enter room dimensions and sheet size. Results update instantly — sheets, screws, mud, and tape.
Results
- Wall area
- 384 sq ft
- Ceiling area
- 144 sq ft
- Total area
- 528 sq ft
- Sheets needed
- 19
- Screws
- 608
- Screw boxes
- 1
- Joint compound
- 2.9 gal
- Tape
- 228 ft
- Waste factor
- 10%
Ad slot (longtail-drywall-calculator-for-ceiling-and-walls) — set NEXT_PUBLIC_ADSENSE_CLIENT
How we compare
Common gaps on competitor sites — and what ClientTools does differently.
- homedepot.com: Rigid layout—cannot handle corners or column deductions
- estimatesheets.com: Static Excel downloads only—no live calculator
- drywallinvestor.com: Geared toward commercial bidding, not DIY
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Frequently asked questions
Ceiling sq ft + wall sq ft − openings, divide by 32 sq ft per 4×8 sheet, add 10% waste.