Concrete CalculatorCost by city › Dallas, TX

Concrete Cost in Dallas, TX

Concrete for a 20×20 ft (400 sq ft) 4-inch concrete slab in Dallas, TX costs about $719 ($611–$826). Local 2026 price is around $146 per cuyd. Free calculator inside.

Estimated cost — a 20×20 ft (400 sq ft) 4-inch concrete slab
$719
Typical range $611 – $826 · about $146 per cuyd in Dallas
Local unit price
$146
You need
4.94 cu yd
State factor
TX ×0.97
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What goes into concrete cost in Dallas

The line items below are 2026 national averages adjusted by the TX construction-cost factor (×0.97). A written Dallas quote is usually built from these pieces — use them to sanity-check any bid line by line before you sign.

Cost itemTypical Dallas priceUnit
Ready-mix concrete, 3,000–4,000 PSI$146 – $179per cu yd delivered
Labor: forming, pouring & finishing$3.88 – $7.76per sq ft
Gravel base & subgrade prep$0.97 – $1.94per sq ft
Wire mesh / rebar reinforcement$0.34 – $0.97per sq ft
Short-load fee (orders under ~4 cu yd)$73 – $146per delivery
Residential flatwork permit$48 – $291per project

Permit fees are set by the city rather than the market — confirm current fees with the local building department.

What’s different about building in Dallas

Dallas has no meaningful frost line — code still requires footings to bear about 12 inches into undisturbed soil, but frost heave is not the design problem it is up north. Check specifics with City of Dallas Building Inspection.

The bigger local issue is soil: expansive Blackland Prairie clay. Slabs on expansive clay crack when the subgrade wets and dries unevenly, which is why post-tensioned slabs and pre-pour moisture conditioning are standard practice in the Dallas market.

Permits: for larger flatwork, driveways, or anything structural, check requirements with City of Dallas Building Inspection before work starts.

Estimate your own Dallas project

Prices in Dallas, TX run about -3% versus the national average. Enter your dimensions — the calculator starts from the local $146 per cuyd rate; change it to your supplier's quote for an exact figure.

You need
4.94 cu yd
Estimated material cost $719
Area
400 sq ft
Volume
133.33 cu ft
80-lb bags
223

Material shopping list

  • Order about 4.94 cubic yards of concrete.
  • Budget about $719 before delivery, taxes, and labor.
  • Add 5–10% waste for uneven subgrade, cuts, settling, or spillage.

Formula & assumptions

Area = length x width. Volume = area x depth / 12. Cubic yards = cubic feet / 27. Cost = quantity x local unit price.

  • Default depth: 4 inches
  • Default price: $146 per cuyd
  • 80-lb bags yield: 0.6 cu ft each

These assumptions make the estimate easy for search engines and AI answer tools to verify. Replace the default price with your supplier quote for a local estimate.

Concrete cost in Dallas by project size

Material quantities use the local Dallas unit price; the last column adds delivery, base prep, and labor at TX-adjusted rates. Click any size for its full breakdown and calculator.

Project sizeYou needMaterial costInstalled estimate
10×10 ft · 4 in1.23 cu yd$180$582 – $970
12×12 ft · 4 in1.78 cu yd$259$838 – $1,397
12×16 ft · 4 in2.37 cu yd$345$1,117 – $1,862
16×20 ft · 4 in3.95 cu yd$575$1,862 – $3,104
20×20 ft · 4 in4.94 cu yd$719$2,328 – $3,880
24×24 ft · 4 in7.11 cu yd$1,035$3,352 – $5,587
30×40 ft · 4 in14.81 cu yd$2,156$6,984 – $11,640
40×50 ft · 4 in24.69 cu yd$3,593$11,640 – $19,400

Installed ranges assume straightforward access and a buildable subgrade; steep, tight, or poor-soil sites price above the top of the range.

Concrete questions Dallas homeowners ask

How much does a concrete slab cost in Dallas?
Materials alone for a 20×20 ft (400 sq ft) 4-inch concrete slab run about $719 in Dallas. Fully installed — gravel base, forms, reinforcement, labor, and finishing — most homeowners pay $2,328 to $3,880 for the same slab, roughly $5.82–$9.7 per square foot.
What does ready-mix concrete cost per yard in Dallas?
Plan on $146–$179 per cubic yard delivered for a standard 3,000–4,000 PSI mix in the Dallas area. Orders under about 4 cubic yards usually add a short-load fee of $73–$146, so small pours cost noticeably more per yard.
Do I need a permit to pour a concrete slab in Dallas?
Driveways, sidewalks, and anything structural almost always require one; small detached patio pads sometimes fall under the permit threshold. Confirm with City of Dallas Building Inspection before you pour — a permit costs far less than being ordered to remove finished work.
Is it cheaper to pour concrete myself in Dallas?
Labor and finishing account for $3.88–$7.76 per square foot of the installed price, so DIY can roughly halve the cost of a simple pad. But concrete is unforgiving: once the truck arrives you have under two hours to place, screed, and finish. Most first-timers cap DIY at about 100–150 square feet.
When is the best time of year to pour concrete in Dallas?
In Dallas's heat, crews pour early in the morning and keep the slab wet-cured for several days so it gains strength instead of flash-drying. Spring and fall give the easiest cures; summer pours are routine here but demand tighter timing.
How can I save money on concrete in Dallas?
Combine small pours into one delivery to clear the short-load threshold, handle your own excavation and gravel base, and collect at least three written Dallas quotes — 30% spreads between local bids are normal.

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Regional estimate = national average adjusted by a TX cost factor. Not a quote. Actual prices vary by site conditions, access, and supplier.