How much does a 4-inch concrete slab cost per square foot in New York?

ProMatcher reports New York concrete foundation installation at $7.95 per square foot for a 4-inch reinforced slab on grade, with a range of $7.53 to $8.37. Patio installation is reported at $7.31 per square foot, and sidewalk installation at $8.14 per square foot.

How much extra concrete should I order?

CEMEX recommends adding 10% to 15% to account for spillage, uneven subgrade, and placement variables. Ordering short can create cold joints, delays, and extra dispatch cost.

How many cubic feet are in a cubic yard of concrete?

One cubic yard equals 27 cubic feet. That conversion is the standard basis for concrete yardage calculations used by ready-mix suppliers.

How many 80 lb bags are in one yard of concrete?

CEMEX states that producing one cubic yard takes about 45 bags of 80-pound concrete mix. For larger pours, ready-mix is usually more practical than mixing bags on site.

Concrete Cost Calculator New York

Estimate ready-mix cost, installed cost per square foot, cubic yards to order, labor, reinforcement, and delivery for concrete projects across New York. This calculator is built for contractors, estimators, and DIY users who need a fast planning number before requesting supplier quotes.

Updated May 2026 Sources Cited Free, No Signup Required No Data Stored or Transmitted Last Reviewed: May 26, 2026

New York concrete price snapshot

💵

Ready-Mix Delivery

$135.59

Average per cubic yard in New York for 3,000 psi concrete, ProMatcher statewide report.

🏗️

Foundation Slab

$7.95/sq ft

Reported New York average for a 4-inch reinforced slab on grade.

🪴

Patio Installation

$7.31/sq ft

Reported New York average for a 4-inch reinforced concrete patio.

🚶

Sidewalk Installation

$8.14/sq ft

Reported New York average for a 4-inch reinforced sidewalk or walkway.

Who this estimator helps

👷

Concrete Contractors

Use it for quick takeoffs, bid screening, and budget discussions before a formal quote.

📐

Estimators

Compare project types, shape layouts, and installed cost ranges using New York-specific price inputs.

🏠

Property Owners

Check whether a patio, slab, driveway, or footing budget is realistic before calling suppliers.

🧰

DIY Users

Estimate yardage, bags-equivalent reference, and likely short-load cost before ordering ready-mix.

Calculate New York concrete cost

Enter your project details below. Fields marked * are required.

Project Type *

Shape *

Length (ft) *

Example: 20 for a 20-foot slab length.

Width (ft) *

Example: 20 for a 20-foot slab width.

Diameter (ft) *

Use for round patios, pads, and circular placements.

Section A Length (ft) *

Section A Width (ft) *

Section B Length (ft) *

Section B Width (ft) *

Enter two rectangles that form the L-shape. Overlap is removed in the calculator logic.

Thickness * 4 inches is common for patios and sidewalks. Driveways often use 5 inches or more.

Concrete Strength (PSI) * ACI 318-19 §19.2.1.1 sets 2,500 psi as the minimum specified compressive strength for structural concrete unless higher strength is required.

Custom Thickness (in) *

New York Ready-Mix Price ($/cu yd) *

Pre-filled with ProMatcher's reported New York statewide average for 3,000 psi delivery.

Waste Factor * CEMEX recommends adding 10% to 15% to account for placement and subgrade variables.

Labor Mode *

Reinforcement *

Gravel Base Depth

Finish Type

Form Boards

Delivery Distance

Concrete Placement Method

Number of Identical Pours

Short-Load Fee Handling Short-load charges vary by supplier. This tool uses a planning allowance only.

How this New York estimator works

The calculator first converts your project geometry into square footage and cubic volume. It then adds waste, rounds the order quantity to a ready-mix friendly increment, and applies New York cost assumptions for delivered concrete, labor, reinforcement, gravel base, forms, finish type, and optional pump service.

For flatwork, the yardage math follows the standard conversion of 27 cubic feet per cubic yard. The planning logic also reflects common supplier practice of adding contingency to avoid running short on a pour.

New York cost reference table

Item	Reported Figure	Use in this Tool
Concrete delivery, 3,000 psi	$135.59 per cu yd, range $127.94 to $143.24	Default ready-mix price input for New York planning.
Foundation installation	$7.95 per sq ft, range $7.53 to $8.37	Benchmark for 4-inch reinforced slab on grade budgets.
Patio installation	$7.31 per sq ft, range $6.25 to $8.37	Benchmark for patio planning and homeowner quotes.
Sidewalk installation	$8.14 per sq ft, range $7.69 to $8.58	Benchmark for walkway and path cost checks.
Stamped concrete	$14.06 per sq ft, range $13.41 to $14.70	Reference point for upgraded finish scenarios.
Waste allowance	10% to 15%	Default waste guidance from CEMEX for ordering safety margin.
One cubic yard	27 cubic feet	Core yardage conversion used in all project calculations.
80 lb bags per cubic yard	About 45 bags	Bagged concrete comparison for small-pour planning.

What drives concrete cost in New York

New York prices move with three main variables, ready-mix supply cost, labor burden, and delivery logistics. Dense urban work, limited truck access, pump placement, and small orders often push the installed rate above the statewide averages shown in supplier and contractor cost reports.

Strength class matters too. ACI 318-19 §19.2.1.1 sets 2,500 psi as the minimum specified compressive strength for structural concrete, but many residential flatwork and freeze-thaw exposed placements use 3,000 psi to 4,000 psi mixes depending on local practice and project needs.

If you need a general estimator that is not limited to New York, use the concrete cost calculator. For delivered material only, the concrete delivery cost calculator is a better fit.

Sample calculations

Sample 1, 20 ft × 20 ft patio at 4 inches

Area = 20 × 20 = 400 square feet. Volume = 400 × (4 ÷ 12) = 133.33 cubic feet. Yards = 133.33 ÷ 27 = 4.94 cubic yards. With 10% waste, the order quantity is 5.43 cubic yards before supplier rounding. At $135.59 per cubic yard, delivered concrete is about $736.25 before labor, finish, base, forms, and fees.

Sample 2, 24 ft × 30 ft driveway at 5 inches

Area = 720 square feet. Volume = 720 × (5 ÷ 12) = 300 cubic feet. Yards = 300 ÷ 27 = 11.11 cubic yards. With 10% waste, the planning quantity is 12.22 cubic yards, which is large enough to avoid a typical short-load issue and may require timing and crew planning for truck turnaround.

Sample 3, circular pad with 12 ft diameter at 4 inches

Area = π × 6² = 113.10 square feet. Volume = 113.10 × (4 ÷ 12) = 37.70 cubic feet. Yards = 37.70 ÷ 27 = 1.40 cubic yards. With 10% waste, plan around 1.54 cubic yards, which is exactly the type of order where a short-load fee can change the total cost materially.

For yardage-only takeoffs, compare results with the concrete yardage calculator or the concrete calculator. If you need a full project budget that includes non-concrete trades, use the project budget calculator.

Common estimating mistakes

Ordering exact theoretical volume with no waste allowance. CEMEX specifically recommends adding 10% to 15% because spillage, uneven base conditions, and form irregularities are common in actual pours.

Using a patio thickness for a driveway. Passenger-vehicle slabs commonly need more thickness and stronger concrete than a light-use patio slab.

Ignoring access constraints. A low-yardage order in a congested New York site can need pump service, extra labor, or a short-load fee even when the raw yardage seems small.

Assuming reinforcement prevents cracks. ACI slab guidance treats reinforcement as crack-width control, not a guarantee of zero cracking.

Comparing installed cost to ready-mix-only cost. Supplier delivery price per yard is not the same as full installed price per square foot.

Planning notes for New York pours

New York work often includes tighter site access, union or prevailing-rate labor conditions on some projects, cold-weather scheduling, and higher disposal or traffic-control overhead in metro areas. Those items are not uniform statewide, so this tool keeps the structure transparent and lets you adjust the material price input directly.

If your project is a slab on grade, compare the result with the concrete slab cost calculator. For exterior flatwork, the concrete driveway cost calculator and concrete patio cost calculator can help you cross-check project-specific assumptions.

Planning note: CEMEX states that a minimum order volume of 1 cubic yard applies for delivery. Small projects under that threshold often pencil out better with bagged concrete, especially if access is simple and labor is owner-supplied.

Questions users ask before ordering concrete in New York

How much does concrete cost per yard in New York? +

ProMatcher reports New York concrete delivery at $135.59 per cubic yard for 3,000 psi concrete, with a reported range of $127.94 to $143.24. That is a delivered ready-mix figure, not a full installed project price.

What is a reasonable installed concrete cost per square foot in New York? +

Reported statewide averages include $7.95 per square foot for a 4-inch reinforced foundation slab, $7.31 for a patio, and $8.14 for a sidewalk or walkway. Actual installed cost changes with project size, reinforcement, site access, finish, and pump requirements.

How much extra concrete should I add for waste? +

CEMEX advises adding 10% to 15% for ordering because uneven subgrade, spillage, and field conditions can cause shortages. This tool defaults to 10% and allows you to change it if your crew or layout warrants more.

Does a small order cost more per yard? +

Usually yes. Small loads often trigger a short-load fee, and the dispatch cost is spread over fewer yards. The effect is more noticeable on pads, steps, small sidewalks, and circular pours under roughly 4 cubic yards.

How many bags of concrete equal one yard? +

CEMEX states that one cubic yard is about 45 bags of 80 lb concrete mix, or about 90 bags of 40 lb mix. That is why ready-mix is usually the practical choice once the project gets beyond about 1 cubic yard.

Is 2,500 psi concrete enough for my project? +

ACI 318-19 §19.2.1.1 sets 2,500 psi as the minimum specified compressive strength for structural concrete unless another section requires more. Many residential slabs, driveways, and exterior placements use 3,000 psi to 4,000 psi based on exposure and service conditions, so local design requirements still control.

Sources and methodology

ProMatcher New York Concrete Costs & Prices, statewide reported costs used for ready-mix delivery and square-foot benchmarks.
CEMEX Ready Mix Concrete Calculator, used for 27 cubic feet per cubic yard, 45 bags of 80 lb mix per cubic yard, 1 cubic yard minimum delivery, and 10% to 15% waste guidance.
ACI 318-19 Section 19.2.1.1 sample reference, minimum specified compressive strength of 2,500 psi for structural concrete.
Structure Magazine discussion citing ACI 302.1R and ACI 360R, used for slab-on-ground planning context, reinforcement limitations, and joint-spacing rule of thumb discussion.
2024 IBC structural changes reference, used to support the structural-design disclaimer context tied to IBC Chapter 16 and general design requirements.

The calculator uses standard geometry for area and volume, converts cubic feet to cubic yards with the 27 cubic foot rule, applies a user-selected waste allowance, and then estimates delivered material and installed cost with New York planning inputs. The result is a budgeting tool, not a supplier quote and not an engineered design.

Disclaimer

This calculator provides estimates for planning purposes. For permitted structural work, foundations, multi-story construction, retaining walls over 4 feet, and commercial projects, calculations must be verified by a licensed structural engineer per IBC 2024 §1604. ConcreteCalculate.com is not liable for structural decisions made from these estimates.

Privacy note

Calculations run in your browser and through this tool's processing endpoint only to return the result you request. No signup is required, and no project record is created for you on submission.