Concrete Mix Design Cost Estimator

Calculate cost per cubic yard of concrete based on cement, aggregate, sand, water, and admixture prices. Outputs full cost breakdown, material quantities, and total project cost.

Free Tool · 2026 US Pricing · Instant Results
Mix Design & Material Inputs
PSI
Auto-fills mix ratio. Adjust quantities as needed.
C lb/yd³

Typical range: 470–750 lb/yd³. Higher PSI = more cement.

S lb/yd³
A lb/yd³

Crushed stone or gravel. Typically the largest component by weight.

W lb/yd³

W/C ratio = Water ÷ Cement. Target 0.40–0.55 for structural concrete. (1 gal water ≈ 8.34 lbs)

Material Unit Prices
$ $/ton

US average 2026: $160–$220/ton. Coastal markets run higher.

$ $/ton

US average 2026: $15–$30/ton delivered. Washed river sand costs more.

$ $/ton

US average 2026: $15–$28/ton. Crushed stone slightly more than gravel.

$ $/lb

Municipal water ≈ $0.003–$0.005/lb. Often negligible in total cost.

Adx % of cement wt

0 = none. Water reducer: 0.1–0.3%. Air entrainer: 0.05–0.15%. Superplasticizer: 0.3–1.5%.

$ $/lb

Water reducers: $0.80–$2.00/lb. Superplasticizers: $2–$5/lb. Set retarders: $1–$3/lb.

Project Volume (Optional)
Vol yd³

Full truck = 10 yd³. 20×20 ft × 4″ slab ≈ 5 yd³. Used to estimate total material cost.

Results

Enter mix design & prices,
then hit Calculate

✓
Material Cost / yd³
—
per cubic yard
Total Project Cost
—
for — yd³
W/C Ratio
—
water-cement ratio
Total Batch Weight
—
lb / yd³
Cost Breakdown Per yd³
Cement
—
Sand
—
Aggregate
—
Water
—
Admixture
—
Material Quantities (per yd³)
Cement—
Fine Aggregate (Sand)—
Coarse Aggregate—
Water—
Admixture—
Unit Costs (per yd³)
Cement cost—
Sand cost—
Aggregate cost—
Water cost—
Admixture cost—
Mix Properties
W/C ratio—
Cement % of batch weight—
Total batch weight—
Project Totals
Material cost / yd³—
Total material cost—
vs. Ready-Mix (est.)—

Concrete Mix Design Reference — Standard ACI Proportions

Standard ACI 211.1 mix proportions per cubic yard for normal-weight concrete with 3/4″ maximum aggregate and approximately 3–4″ slump. Water content and cement quantities increase with higher PSI; aggregate content is relatively stable. Always adjust for your specific aggregate gradation, fineness modulus of sand, and local material properties. Admixtures can reduce water demand by 5–15% without sacrificing strength.

Strength (PSI)Cement (lb/yd³)Sand (lb/yd³)Aggregate (lb/yd³)Water (lb/yd³)W/C RatioTypical Use
2,500 PSILow4701,2901,9802350.50Sidewalks, non-structural footings, gravel fills
3,000 PSIStandard5641,2351,9002700.48Driveways, residential slabs, most common mix
3,500 PSIMedium6111,2001,8702800.46Garage floors, lightly loaded structural elements
4,000 PSIMedium6581,1651,8302900.44Commercial slabs, heavy traffic, parking structures
4,500 PSIHigh7051,1301,8003000.43Structural beams, columns, bridges, industrial floors
5,000 PSIHigh7521,1001,7603100.41High-strength structural, tilt-up panels, precast
2,500 PSILow
0.50 W/C ratio
Cement470 lb/yd³
Sand1,290 lb/yd³
Aggregate1,980 lb/yd³
Water235 lb/yd³
Sidewalks, non-structural footings, gravel fills
3,000 PSIStandard
0.48 W/C ratio
Cement564 lb/yd³
Sand1,235 lb/yd³
Aggregate1,900 lb/yd³
Water270 lb/yd³
Driveways, residential slabs — most common US mix
4,000 PSIMedium
0.44 W/C ratio
Cement658 lb/yd³
Sand1,165 lb/yd³
Aggregate1,830 lb/yd³
Water290 lb/yd³
Commercial slabs, heavy traffic, parking structures
5,000 PSIHigh
0.41 W/C ratio
Cement752 lb/yd³
Sand1,100 lb/yd³
Aggregate1,760 lb/yd³
Water310 lb/yd³
High-strength structural, tilt-up panels, precast

How Concrete Mix Cost Is Calculated

Concrete cost per cubic yard is the sum of each material’s contribution: weight per yard multiplied by unit price. The water-cement ratio (W/C) is the single most critical design parameter — it directly controls strength and durability. Cement is by far the most expensive ingredient, so higher PSI mixes cost more primarily because they require more cement per yard.

1 W/C Ratio

The water-to-cement ratio controls strength. Lower W/C = stronger concrete. Every 0.05 decrease in W/C ratio increases 28-day compressive strength by roughly 500 PSI.

W/C = Water (lb) ÷ Cement (lb) Target: ≤ 0.45 = High strength 0.45–0.55 = Structural ≥ 0.60 = Not recommended

2 Cement Cost

Cement is priced per ton but used per cubic yard. Convert by dividing the lb/yd³ quantity by 2,000 (lbs per ton). Cement typically represents 50–70% of total material cost.

Cement Cost/yd³ = (Cement lb/yd³ ÷ 2000) × Price ($/ton) E.g.: 564 lb ÷ 2000 × $200/ton = $56.40/yd³

3 Aggregate Cost

Sand and coarse aggregate are cheap by volume but make up the bulk of the batch by weight. Combined they account for 70–75% of batch weight but only 20–40% of material cost.

Sand Cost/yd³ = (Sand lb ÷ 2000) × Price ($/ton) Agg Cost/yd³ = (Agg lb ÷ 2000) × Price ($/ton)

4 Admixture Cost

Admixtures are dosed as a percentage of cement weight. Small volumes, high unit cost. A good water reducer often saves more in cement cost than it adds in admixture cost.

Admix lb/yd³ = Cement lb × (Dosage% ÷ 100) Admix Cost/yd³ = Admix lb × Price ($/lb) Total Cost/yd³ = Sum of all 5 materials

Pro Tip — Admixtures Often Reduce Total Cost Adding a mid-range water reducer at 0.2% of cement weight typically reduces water demand by 8–12%, allowing you to lower the cement content while maintaining the same W/C ratio and strength. On a 3,000 PSI mix, reducing cement from 564 lb to 520 lb saves ~$4/yd³ in cement. At $1.50/lb, the water reducer costs only ~$1.70/yd³ — a net savings of $2.30/yd³. On a 100-yard pour, that’s $230 saved from one additive decision. Always run the numbers before dismissing admixtures as “too expensive.”

Frequently Asked Questions

Ready-mix concrete in the US costs $119–$160 per cubic yard in 2026, including batching, quality control, and delivery within 20 miles. Raw material cost — cement, sand, aggregate, and water — typically runs $55–$90/yd³, depending on your local prices. The difference ($40–$80/yd³) covers the ready-mix plant’s batching equipment, labor, truck depreciation, fuel, and overhead. For volumes over 1 yd³, ready-mix almost always wins on quality and consistency — self-mixing at scale is time-consuming and less precise. This calculator shows raw material cost only, not total ready-mix delivered cost.
Portland cement production is energy-intensive — limestone must be heated to approximately 2,700°F (1,480°C) in a kiln. This thermal processing, plus clinker grinding, accounts for roughly 40% of cement’s cost. Sand and aggregate are essentially extracted and crushed rock — simple, low-energy processes. Cement in 2026 runs $160–$220/ton vs. $15–$30/ton for aggregates — a 7–10× price ratio. That’s why cement dominates the cost breakdown even though aggregate makes up the majority of batch weight. Reducing cement content (within the W/C and strength limits) is the #1 lever for reducing mix cost.
ACI 318 (Building Code for Structural Concrete) sets maximum W/C ratios by exposure condition. For concrete exposed to freezing and thawing: maximum 0.45. For concrete in contact with sulfates: 0.40–0.45. For general structural use in protected conditions: 0.50–0.55. For residential flatwork (driveways, patios): 0.48–0.55 is typical. Never exceed 0.60 for structural applications — higher W/C dramatically reduces strength and durability and increases shrinkage cracking. Every 0.05 increase in W/C ratio reduces 28-day compressive strength by roughly 500 PSI.
Cement is the most expensive ingredient and the primary strength driver. Moving from 3,000 PSI (564 lb/yd³) to 5,000 PSI (752 lb/yd³) adds 188 lb of cement per yard. At $200/ton, that’s about $18.80/yd³ extra — roughly a 25–30% increase in material cost. The key insight: strength is controlled by W/C ratio first, cement content second. You can achieve 4,000 PSI with lower cement by reducing the W/C ratio and using a water reducer, rather than simply dumping more cement in. Over-cementing a mix wastes money and increases shrinkage and heat of hydration.
The four most common chemical admixtures in US concrete: (1) Water reducers / plasticizers (ASTM C494 Type A/D): reduce water demand 5–10%, improving workability without adding water. Cost $0.80–$2.00/lb. (2) High-range water reducers / superplasticizers (Type F/G): reduce water 12–30%, used in self-consolidating concrete. Cost $2–$5/lb. (3) Air-entraining agents (ASTM C260): required in freeze-thaw climates. Creates microscopic bubbles that protect against ice expansion. Adds $3–$6/yd³. (4) Set retarders (Type B/D): extend working time in hot weather or long hauls. Cost $1–$3/lb. Air entrainment is code-required in most northern states for outdoor flatwork — a critical detail often missed by first-time buyers.
Volume (yd³) = Length (ft) × Width (ft) × Thickness (ft) ÷ 27. Common examples: 20×20 ft patio at 4″ thick = 5.0 yd³. Standard driveway (16×40 ft) at 4″ = 7.9 yd³. 2-car garage slab (20×24 ft) at 5″ = 7.4 yd³. 100-ft sidewalk at 4 ft wide, 4″ thick = 4.9 yd³. Full truck = 10 yd³ — orders under 10 yards incur a short-load fee of $50–$80 per missing yard. Always add 5–10% for waste, spills, and irregular edges. Ordering slightly more is always better than running short — a “cold seam” between two pours is a structural weak point.

Material costs are estimates based on standard ACI 211.1 proportions and 2026 US average prices. Actual costs vary by region, supplier, delivery distance, and material properties. Always obtain quotes from local suppliers before budgeting. Does not include batching labor, equipment, delivery, or finishing costs. © TWC Industrial

Updated 2026 · Free to Use
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