Concrete Slab Cost By Size
| Slab Size | Square Feet | Average Cost Installed |
| 20x20 | 400 | $2,468 |
| 24x24 | 576 | $3,554 |
| 20x30 | 600 | $3,702 |
| 30x30 | 900 | $5,553 |
Full Answer
How much is a 24x24 concrete pad?
The cost to Install a Concrete Pad starts at $7.96 - $9.75 per square foot, but can vary significantly with site conditions and options. Get fair costs for your SPECIFIC project requirements. See typical tasks and time to install a concrete pad, along with per unit costs and material requirements.
How much does it cost to build a concrete slab?
You can expect to pay between $1,600 and $3,200 for a 20×20 slab. The estimates are based on the average cost of $4 to $8 per square foot for a concrete slab. Yet, the costs may vary. Here is a closer look at the average cost of pouring a concrete slab for a barndominium.
How much to pour a concrete slab 12x24?
Steps to Calculate Cubic Yards of Concrete
- Measure the length, width, and height of the slab, footing, or column. ...
- Convert dimensions to feet if they aren’t already. ...
- Multiply the width times the length times the height (W × L × H), or use our volume calculator to find the cubic feet.
- Convert the volume to cubic yards from cubic feet. ...
How much does it cost to build a 24x24 garage?
How much does it cost to build a 24×24 garage in an average market? For a 24×24 garage, you will want to set aside about $29,000. The typical price for constructing a new garage is about $50 per square foot.
How much does it cost to pour a 24x24 concrete pad?
A typical 24x24 garage slab costs between $3,057 and $5,944 with prices ranging from $5.31 to $8.31 per square foot for a 4” reinforced slab of concrete, and $6.83 to $10.32 per square foot for a 6” slab of reinforced concrete.
How many yards of concrete do I need for a 24x24 slab?
7.11 yardsFor example, for a concrete slab that is 24' X 24' X 4”, simply enter 4 in the Thickness/Depth field, 24 in the Width field, and 24 in the Length field. Click “Calculate”. Your answer should be 7.11 yards. Note: The Concrete Volume Calculator can also be used to determine yardage for aggregate products.
How much would it cost to pour a 20x20 concrete slab?
But how much does a 20×20 concrete slab cost? You can expect to pay between $1,600 and $3,200 for a 20×20 slab. The estimates are based on the average cost of $4 to $8 per square foot for a concrete slab.
How much does it cost to pour a 24x24 Foundation?
Based on an average cost of $4 to $8 per square foot, a 24×24 slab may cost $2,304 to $4,608. However, those estimates include material, labor, and a six-inch slab.
How thick should a concrete slab be?
Standard concrete floor slab thickness in residential construction is 4 inches. Five to six inches is recommended if the concrete will receive occasional heavy loads, such as motor homes or garbage trucks. To prepare the base, cut the ground level to the proper depth to allow for the slab thickness.
How thick should a concrete slab be for a garage?
The concrete slab should be four inches thick at least; it needs to be thicker if heavy equipment will rest on it. Building codes offer requirements for the concrete mix, which vary by region. The standards are expressed in terms of "compressive strength," which boils down to the amount of water used in the mix.
How much does it cost to pour a 24x30 slab of concrete?
A 24×30-foot slab covers 720 square feet. With an average price of $6 per square foot, you may pay about $4,320 for a slab foundation. However, the price can range from $4 to $8 per square foot, resulting in a total cost between $2,880 and $5,760.
How much does it cost to pour a 20x30 slab?
The average cost of a 20×30 concrete slab is between $2,400 and $4,800. The median price is about $3,600. However, the thickness of the slab and other features may increase or lower the cost.
Can I pour my own concrete slab?
Used for walkways, patios, and floors, concrete slabs are inexpensive to install and durable enough to last for years. When you pour your own concrete slab, you're giving yourself a design material that is adaptive to many of your outdoor design needs, while saving money that would have been spent on a contractor.
How much does it cost to pour a 20x20 foundation?
Foundation Cost Per Square Foot A foundation costs $5 to $33 per square foot depending on the type. A poured concrete slab costs between $5 and $14 per square foot, while an unfinished basement foundation averages $33 per square foot.
How much does a 20x20 concrete patio cost?
between $1,200 to $6,000A 20-foot by 20-foot concrete patio runs between $1,200 to $6,000, including labor and materials. Adding decorative finishes and colors could make the price even higher.
How thick should a concrete slab be for a shed?
4 inchesThe best concrete thickness for a shed tends to be 4 inches which is the standard size used for most residential concrete patios, walkways and sidewalks. You can pour 6-8 inches if your storing something heavier but it's rare. Concrete slabs are typically poured over 5-8 inches of compacted gravel and earth.
How much does a 24x24 garage slab cost?
A typical 24x24 garage slab costs between $3,057 and $5,944 with prices ranging from $5.31 to $8.31 per square foot for a 4” reinforced slab of concrete, and $6.83 to $10.32 per square foot for a 6” slab of reinforced concrete. [11] [12]
How much does a 6" concrete slab cost?
At an average cost of $6.17 per square foot for a 6" slab, here are the average prices by size:
How thick should a concrete slab be?
Most residential concrete slabs are between 4” and 6” inches thick with the minimum recommended being at least 4”. This thickness is recommended for walkways, driveways, patios, and garages. Commercial driveways can be 6” to 8” inches thick to bear up under traffic from heavier delivery vehicles. Check local building codes to find out how thick your concrete slab needs to be.
What is a slab on a grade?
Slab on grade refers to a concrete slab that's used as a foundation for a structure. The slab is created from a mold built into the ground that’s reinforced with rebar and wire mesh. The frame is constructed from wood, and the concrete and aggregate are poured into the mold to harden.
How much does it cost to add wire mesh to a concrete slab?
The typical cost of concrete installation includes the use of fiber mesh in your slab, but if you need wire mesh instead, add $0.35 cents per square foot.
How much does a 4 foot foundation cost?
Most homeowners spend between $5.40 to $6.40 per square foot for a 4” thick foundation, and $6.40 to $8.20 per square foot for a 6” reinforced slab on grade. A 1,600 square foot reinforced concrete slab foundation costs $11,680 on average.
How much does it cost to pour concrete?
On average, to pour a concrete slab costs $5.35 to $6.17 per square foot for both labor and materials. Your total price depends on the thickness of the slab, and if you chose to reinforce your slab with wire mesh or rebar.
How much does 23 yards of concrete cost?
Use $90 per cubic yard as a ballpark figure for concrete prices, but concrete slab cost will vary by region. Also, expect a fee of about $60 per load for delivery from a concrete truck for concrete cost. There could be other fees for such things as Saturday concrete truck delivery and small loads.
How much does a 2 car garage slab cost?
At the time of publication, the average cost of concrete for a 400-square foot slab, the typical size for a two – car garage, ranges between $583 and $637 or between $1.46 and $1.59 per square foot.
Is it cheaper to pour concrete yourself?
One of the least expensive ways to get concrete is to mix your own. You can buy bags of the mix from a home improvement store. Typically, you only have to add water for it to be ready to pour. Otherwise, you risk getting a weaker concrete once it cures, which could lead to cracks or crumbles within a couple of years.
What is the difference between a concrete slab and a cement slab?
What is the difference between cement and concrete? Although the terms cement and concrete often are used interchangeably, cement is actually an ingredient of concrete. Concrete is a mixture of aggregates and paste. The aggregates are sand and gravel or crushed stone; the paste is water and portland cement.
How much would a 4 inch slab of concrete cost?
It costs about $6 per square foot to pour concrete, or between $4 and $8 per square foot. Concrete Work Cost by Thickness.
Can I pour a 2 inch concrete slab?
If done properly, new concrete can often be poured right over an existing slab. For this to be feasible, the contractor needs to pour at least 2 inches thick, use smaller aggregate, and incorporate reinforcement such as welded wire mesh or fiber mixed into the concrete.
Is it cheaper to build a garage or buy a kit?
Cost Effective Garage kits are often less expensive than prebuilt garages. There are many options available, and it’s easy to find the garage that best suits your home and budget when you go with a kit. Because you will be doing all of the labor, there is, of course, no labor fees.
How much gravel should I use for a 24x24 area?
With a brief look, a 24x24 area at 6 inches deep, you would need approximately 15.15 tons or 10.67 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft.
What is the easiest way to mix concrete?
Purchasing ready-mix concrete is by far the easiest way to mix concrete for medium to large projects and can even be used on smaller projects as well. We have provided a cost comparison between ready mix and DIY concrete premix bags to give you a rough ballpark estimate.
What is a well-compacted subbase?
A well-compacted subbase provides a strong foundation for concrete to lay on. We recommend you contact your nearest concrete supplier for their recommendations on whether you need a subbase, base depth, and rock type.
WHAT'S THE DIFFERENCE "CONCRETE SLAB VS CONCRETE FLOOR"?
A concrete slab is poured right on a gravel pad and the edges are formed with 2x4's, 2x6's, 2x8's etc.
Thinking of installing the slab yourself?
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Basic concrete slab cost
I'll base my price on what my actual estimate would be to install a 6" thick concrete slab for one of my customers. Base cost for a 6" thick concrete slab -- $6.00 per square foot
What makes the cost go up
Common things that will add to the $6.00 per sq. ft. cost of a concrete slab 1. THICKER EDGES (from 12" - 2') ADD $1.00 to $2.00 PER SQUARE FOOT 2. VAPOR BARRIER UNDER SLAB - ADD $.50 PER SQUARE FOOT 3. 2 INCH STYROFOAM UNDER SLAB - ADD $2.00 PER SQUARE FOOT 4. WIRE MESH INSTEAD OF FIBERMESH - ADD $.35 PER SQUARE FOOT 5.
Concrete Slab Installation Cost Estimate
Note: For the sake of this cost estimate, exact dimensions (in feet) have been given to reflect the different price points. Costs may be lower or higher depending on the size of the slab. All costs have been calculated at a rate of $6 per square foot.
What Is a Concrete Slab?
A concrete slab is composed of wet cement mixed with additional materials (usually gravel). This mix is poured onto a gravel bed bordered by a wooden frame, the latter typically made from standard lumber like 2x4s or 2x6s.
Cost of a Concrete Slab
Concrete is fairly inexpensive when compared with other materials like stone or brick. Expect to pay a base cost of around $6 per square foot for the material itself, or within a range of $4 to $8 per square foot depending on factors like labor and concrete thickness.
Additional Factors Impacting Cost
Though not all of these factors may be relevant to your situation, they each have the potential to significantly change the overall cost of your project.
DIY vs. Professional Installation
With careful planning and preparation, it is entirely possible to install a simple concrete slab by yourself. The process is time and labor intensive, so set aside at least a week to complete it—which should cover everything from preparing the form to allowing the concrete to set and cure.
Frequently Asked Questions (FAQs)
At $6 per square foot, a 10×12 slab of concrete will cost $720. This cost may vary depending on the additional specifications and requirements of the project.