If you're tackling a single-car garage, you can expect the total cost to land somewhere between $360 and $840. For a two-car garage, the cost rises to $660 to $1,540. And if you have a larger three-car garage, you could be looking at $930 to $2,170 to drywall the entire space. Keep in mind that these are just averages.
Attached garages should almost always be covered with drywall or plaster for the fire rating alone. By Code and by common sense, you dont want a fuel or car fire to engulf your house in minutes, that drywall will often times save your house from major damage.
The cost to insulate a 24' x 24' garage is $3,000 - $8,000. Garage size influences the cost of insulation. The 24'x24' garage will house 2 cars and some extra space for other purposes. The average cost to insulate a 24x24' garage with spray foam is $6,000.
The drywall estimating rule of thumb suggests that you estimate one drywall sheet (4 ft x 8 ft) for every 32-48 square feet of wall surface. When estimating paint, estimate around one gallon for every 350-400 square feet of wall area.
The average cost to drywall a garage is $800 to $5,000, depending on the size and the finish level. Garage drywall installation costs $1.50 to $3.50 per square foot of wall or ceiling surface. The cost to insulate and drywall a 2-car garage is $1,800 to $9,000.
Final Cost of Insulating a 40'x60' Steel Building
After you factor in the costs of materials and the costs of construction, you'll find that it will run you between about $2,400 and $6,600 to insulate your 40'x60' metal building.
Open-cell spray foam is the cheaper of the two options. It's often referred to as “low-density” due to the fact that it weighs only 0.5 lbs/ft3. With an insulation value of approximately R-3.8/inch, ocSPF serves many of the same purposes as fiberglass insulation batts, but with better coverage in small corners.
Benefits of Hiring a Pro Garage Remodeler to Finish a Garage
A construction or renovation company that specializes in garages or has ample experience transforming garages will know the ins and outs of the project and will be able to ensure its safety, efficiency, and compliance with any local rules.
When it comes to installing a high-quality epoxy floor in a two-car garage, the typical cost ranges from $4,000 to $5,500. These epoxy garage floor systems utilize materials not readily available to homeowners, including 100% solids epoxy, polyurethane, and polyaspartic coatings.
There's also the option of putting durable sheathing like shiplap or wood on the bottom half of the garage walls, then drywall on top. That way, the areas susceptible to the most wear and tear are protected. You can also use sheets of metal on the bottom half to add an antique look to your garage.
You'll likely need a permit since this project may require soil grading to avoid drainage issues. Repairing your floor may be more cost-efficient than replacing it if grading is necessary. No permit may be required to hang drywall on exposed wooden wall studs in your garage.
Cost savings: Unfinished garages are generally less expensive compared to finished ones, providing cost savings during the construction or renovation process.
Use Type X fire-resistant drywall for garages, as well as stairwells and areas near furnaces. While not totally impervious to fire, Type X drywall is designed to provide enhanced resistance to fire compared to basic fire-resistant drywall. Type X drywall tends to be thicker than other types.
How much does a 40x60 concrete slab cost? An installed 40x60 concrete slab (4 inches thick) for buildings will typically cost between $9,600 and $19,200. A 4-inch slab will usually cost between $4 and $8 per square foot (depending on your location) for materials and labor.
Insulating a 20'x20′ garage typically costs between $1,120 and $4,312, averaging $2.80 to $10.78 per square foot. This price includes materials like fiberglass batts ($0.50 to $1.50 per sq ft), spray foam ($1.00 to $4.50 per sq ft), or rigid foam boards ($1.50 to $3.00 per sq ft), and professional installation.
That's approximately 35 sheets of 4x8, which you'll probably want to use if you're relative newbie hanging solo. At 100 a sheet that's 3500.
Applying texture to finished garage drywall is purely optional and only needs to be considered if the homeowner wants to add some stylistic flair to the garage's look and feel.
The average sized 2 car garage's square footage usually ranges from 400 (20×20), 576(24×24), and 720 (24×30) square feet.
Finishing drywall generally costs about $1.00 to $2.50 per square foot. The factors that impact the cost typically include drywall types, the soundproof properties of the drywall you select, different sizes of drywall, and labor costs.
Calculate how many drywall sheets you will need by dividing the total square footage of area by 32 (if you're using 4-by-8 sheets) or by 48 (if you're using 4-by-12 sheets). If you want to get the cost, just multiply the total number of sheets by the price per sheet.
The national average cost to install drywall is between $1,600 and $3,500, with most homeowners spending around $2,000 on 1,000 sq. ft. of standard ½” drywall, hung and finished in a remodel.