ContractorHandbook

How Much Drywall for a 1,500 Square Foot House?

Drywall sheets

181 sheets

1,500 square feet of floor at the usual 3.5 times rule: 5,250 square feet of board.

It does not stop at a number.

When the figures look right, the drywall material list downloads as a real PDF with your business details on it, built inside your own browser. Nothing you type is uploaded anywhere.

waste10%wall and ceiling area, sq ftone sheet, 4 by 8 is 32 sq ft, 4 by 12 is 48area with waste / sheet size = sheets
Sheet size decides everything downstream. Longer sheets mean fewer sheets and fewer butt joints to tape, which is why the compound, tape and screw counts on the page all move when you change it.

How that number is worked out

These are the figures this page was built with and every line the calculator produces from them. Change anything above and all of it moves.

  • Total area to cover5250 sq ft
  • Sheet size4 x 8 ft, 32 sq ft
  • Waste allowance10 %

Drywall sheets181 sheets

Area with 10% waste5,775 sq ft
Sheets at 32 sq ft181
Joint compound, 4.5 gal buckets13
Joint tape2,195 lf
Screws5,792 (about 19 lb)
Corner bead, rough guess347 lf

The material list this produces

Drywall sheets181
Joint compound, 4.5 gal buckets13
Joint tape, linear ft2,195
Drywall screws, lb19

Sheet size compared

Longer sheets mean fewer butt joints and less taping. Same area, three sheet sizes.

Sheet sizeDrywall sheets
4 x 8 ft181 sheets
4 x 10 ft145 sheets
4 x 12 ft121 sheets

What else matters here

The industry rule of thumb is that a house needs about three and a half times its floor area in drywall, counting walls, ceilings and both sides of interior partitions. A 1,500 square foot house is therefore around 5,250 square feet of board, roughly 181 sheets.

The multiplier moves with the plan. A house chopped into many small rooms has far more partition wall per square foot than an open plan house of the same size, so it can run to four times or more. A loft style plan can come in nearer three.

At this scale, use the longest board you can get in. Going from eight foot to twelve foot sheets on a whole house cuts the sheet count from 181 to about 121 and removes hundreds of feet of butt joint, which is where the finishing labor actually lives.

What this calculator assumes

  • Joint compound is figured at one 4.5 gallon bucket per 475 sq ft of board for a full three coat finish. A level 5 finish uses more.
  • Tape is figured at 380 linear feet per 1000 sq ft of board, screws at 32 per sheet for 16 inch on center framing.
  • Longer sheets mean fewer butt joints, which is less taping and a flatter wall. Use 12 footers where they will fit through the door.

Questions people ask

How many sheets of drywall for a 1,500 sq ft house?

Roughly 181 sheets of 4 by 8, based on the standard 3.5 times floor area estimate with ten percent waste. Confirm against a real take off before ordering.

What is the 3.5 rule for drywall?

Multiply the floor area by about 3.5 to estimate total board area, since you are covering walls, ceilings and both faces of interior partitions. It is an estimating shortcut, not a substitute for measuring.

How much does drywall for a 1,500 sq ft house cost?

Board is the small part. Hanging and finishing labor is usually the majority of the number, and it scales with joints, corners and finish level rather than with square footage alone.

Different numbers?

The drywall calculator takes any dimensions you like and hands back the same list.

Other common sizes