Free drywall ceiling calculator

Calculate drywall sheets for a ceiling.

Enter the room length and width, choose a panel size and waste allowance, and get a whole-sheet order count without mixing wall area into the result.

Ceiling inputs

Measure the ceiling face.

Use finished room dimensions in feet. Verify offsets, soffits, vaults, and separate ceiling planes independently.

Room dimensions

Board settings

Result

0 sheets

Enter dimensions to calculate.

Ceiling area0 sq ft
Waste area0 sq ft
Board-order area0 sq ft
Selected coverage32 sq ft per sheet
Add walls, rooms, pricing, and proposal PDFs.

BoardCount keeps ceiling quantities inside a room-by-room job and rolls them into the bid.

Get BoardCount

BoardCount provides estimates based on the measurements, pricing, labor rates, waste factors, and assumptions entered by the user. Always verify quantities, dimensions, prices, taxes, code requirements, and jobsite conditions before ordering materials, signing a contract, or starting work.

How to use a drywall ceiling sheet count

The arithmetic is the starting point. Before ordering, lay out the direction of the panels against the framing, confirm that the selected length can physically reach the room, and account for soffits, trays, bulkheads, openings, angled planes, and damaged sheets. Longer boards can reduce butt joints, but a smaller crew or difficult stair path can make shorter panels the better field choice.

Ceiling work also requires assembly decisions this calculator cannot make. Confirm board type and thickness, joist or channel spacing, fastener length and schedule, adhesive use, fire-resistance details, moisture exposure, and manufacturer requirements. If the room has more than one ceiling plane, calculate each plane separately and combine the rounded order with a job-specific waste allowance.

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