How much drywall do i need for 800 square feet | how many sheets of drywall do i need for 800 sq ft | figure the amount of drywall for 800 sq ft walls and ceiling area | estimate the drywall for 800 sq ft.

In US, Canada, UK and many European countries of cold region, construction of wooden frame house is most popular. In wooden frame house construction one of the most important finishing material used is drywall construction to face the interior walls of dwellings and other buildings. Others materials used are Wall studs, joist, rafter, header, bottom plate, top plate, siding and roof. Drywall construction is the application of wall without the use of cement mortar or rendering.

Drywall is also called as gypsum board, plasterboard, dry lining, wallboard, sheet rock, buster board, custard board, and gypsum panel which is made from gypsum panel sheets of calcium sulfate dihydrate, with or without additives, comes in large rigid sheets used in the construction of interior walls and ceiling.

Drywall is a construction material used to create finishing of walls and ceilings. It replace the use of cement, mortar and bricks. It is sound proof, corrosion resistant, durable, fire free gypsum panel sheet. It is also used to create many design features, including eaves, arches and other architectural specialties. It’s quick and easy to install, incredibly durable, and requires only simple repairs when damaged.

In this article article we know about how much drywall do i need for 800 square feet. There are many size of drywall like a 4 ft by 8 ft (4×8) sheet has area of 32 square feet, a 4 ft by 10 ft (4×10) sheet has area of 40 square feet, a 4 ft by 12 ft (4×12) sheet has area of 48 square feet, a 4 ft by 14 ft (4×14) sheet has area of 56 square feet, or a 4 ft by 16 ft (4×16) sheet has area of 64 square feet.

Drywall comes in many vary thickness and sizes for different projects. It is generally 4 feet (48″) wide and 8, 10, 12, 14, or 16 feet long. Their thickness are, 1/4″, 3/8″, 1/2″, or 5/8″. But standard and most common size of drywall is 4 feet wide and 8 feet in length of 1/2″ thick used for majority of residential building.

1/4″ thick drywall is ideal for creating curved wall or creating new surfaces over plaster. It is economical option for you. 3/8″ thickness of drywall is perfect for remodeling of partition wall and this can be also used for where the plaster has worn off. 1/2″ thickness of drywall is standard thickness to create walls and ceiling. 5/8″ thickness of drywall used for commercial application where soundproofing is necessary, it is also refers as firewall drywall.

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**How much drywall do i need for 800 square feet**

To calculate how much drywall panels or sheets/boards do you need for 800 square feet, you simply dividing the total square footage of project i.e 800 sq ft by 32 (if you’re using 4×8 sheets) or by 48 (if you’re using 4×12 sheets), or by 40 (if you’re using 4×10 sheets).

To calculate number of 4×8 sheets, divide 800 sq ft by 32, i.e. 800 ÷ 32 = 25 sheets , add 10% of 25, i.e. 25 + 3 = 28 sheets. This is total amount of 4 by 8 sheets required for construction of 800 square footage of walls and ceiling area.

To calculate number of 4×10 sheets, divide 800 sq ft by 40, i.e. 800 ÷ 40 = 20 sheets , add 10% of 20 , i.e. 20 + 2 = 22 sheets. This is total amount of 4 by 10 sheets required for construction of 800 square footage of walls and ceiling area.

To calculate number of 4×12 sheets, divide 800 sq ft by 48, i.e. 800 ÷ 48 = 16.7 sheets (17 whole sheets), add 10% of 17, i.e. 17 + 2 = 19 sheets. This is total amount of 4 by 12 sheets required for construction of 800 square footage of walls and ceiling area.

For 800 square feet construction of walls and ceiling, you would need 28 sheets/ panels or boards of drywall if you’re using 4×8 sheets, 19 sheets of drywall when you are using 4×12 sheets, or 22 sheets of drywall if you’re using 4×10 sheets.

**How many 4×8 sheets do i need for 800 square feet**

You would need 28 pieces of 4×8 sheets/ panels/ boards of drywall for 800 square feet. A 4 by 8 sheets of drywall has 4’×8′ = 32 square feet. Divide total square footage i.e. 800 by 32 = 25 nos sheets , add 10% of 25, i.e 25 + 3 = 28 sheets. This is total required amount of 4 by 8 sheets of drywall for construction of 800 sq ft of walls and ceiling area.

**How many 4×10 sheets do i need for 800 square feet**

You would need 22 pieces of 4×10 sheets/ panels/ boards of drywall for 800 square feet. A 4 by 10 sheets of drywall has 4’×10′ = 40 square feet. Divide total square footage i.e. 800 by 40 = 20 nos sheets , add 10% of 20, i.e 20 + 2 = 22 sheets. This is total required amount of 4 by 10 sheets of drywall for construction of 800 sq ft of walls and ceiling area.

**How many 4×12 sheets do i need for 800 square feet**

You would need 19 pieces of 4×12 sheets/ panels/ boards of drywall for 800 square feet. A 4 by 12 sheets of drywall has 4’×12′ = 48 square feet. Divide total square footage i.e. 800 by 48 = 16.67 nos sheets ( in whole 17 sheets), add 10% of 17, i.e 17 + 2 = 19 sheets. This is total required amount of 4 by 12 sheets of drywall for construction of 800 sq ft of walls and ceiling area.

**How many sheets of drywall do I need for 800 square feet?**

You would need either 28 pieces of 4×8, or 19 pieces of 4×12, or 22 pieces of 4×10 sheets/ panels/ board of drywall for construction of 800 square feet of walls and ceiling area.

**How much does it cost to install 800 square feet drywall**

The typical cost to install 800 square feet drywall to construct walls and ceiling ranges between $1,500 to $3,500, and on average $2,000. This cost includes labour and materials cost.

The typical installation cost for drywall ranges between $1.5 to $3.5 per square foot, so, it would cost to install 800 square feet drywall is range between $1.5× 800 = $1,200 or $3.5× 800 = $2,800. This installation cost of 800 square feet drywall includes cost of materials and labour.

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**Conclusion:**

You would need either 28 pieces of 4×8, or 19 pieces of 4×12, or 22 pieces of 4×10 sheets/ panels/ board of drywall for construction of 800 square feet of walls and ceiling area.