Calculate cubic yards, bags needed, and Miami FL-accurate ready-mix costs for any concrete project — driveways, pool decks, patios, foundations, footings & more.
The Miami Concrete Calculator helps homeowners, contractors, and builders estimate cubic yards, bag count, and ready-mix costs for any concrete project in Miami, FL. Miami pricing typically runs $136–$164/yd for ready-mix delivered — slightly below the national average due to Florida's active supply chain. Miami's biggest concrete challenges are high humidity, salt air corrosion, hurricane-rated construction requirements, and high water tables that affect slab-on-grade design. Enter your dimensions below for instant, Miami-accurate results. Explore more free tools at Concrete Toolkit.
🚗 Driveway🏊 Pool Deck🛤️ Patio🏗️ Foundation🪨 Footings
Enter your project dimensions to calculate volume, bags needed, and estimated Miami FL material cost.
Residential driveway: 4–5 in. min, 4,000 PSI. No air entrainment needed. Miami-Dade County building permit required.
Sidewalk 4 in · Driveway 4–5 in · Pool Deck 4 in · Foundation 8–12 in
Cubic Yards Required
—
Including waste factor
📋 Project Summary
💵 Miami FL Cost Estimate
📐 Miami FL Driveway Cross-Section — FBC Standard Layers
Broom / Brushed Finish — Miami FL Standard
Concrete — 4–5 in. (Miami FL Driveway) 4,000 PSI · Low W/C Ratio · Corrosion-Inhibiting Admixture Recommended
⬛ Epoxy-Coated Rebar / Wire Mesh (Required — Miami-Dade Salt Air & Hurricane Code)
🪨 4–6 in. Compacted Limestone Base (FBC / Miami-Dade Spec)
Compacted Subgrade / Coral Rock / South FL Sandy Soil
27
Cu ft per cubic yard
45
80 lb bags per cu yd
$148
Avg Miami ready-mix / yd
Concrete SlabRebar LayerLimestone BaseSubgrade
Miami Concrete Calculator — What You Need to Know
Miami sits in one of the most demanding environments for concrete in the US — combining high humidity, salt-laden coastal air, a high water table, and hurricane-force wind requirements under the Florida Building Code (FBC). The Florida Department of Business & Professional Regulation (DBPR) licenses all concrete contractors statewide. Miami-Dade County enforces some of the strictest building codes in the nation — a legacy of Hurricane Andrew in 1992 — and a permit is required for virtually all structural concrete, driveway, pool deck, and foundation work. Always verify your contractor's license at myfloridalicense.com.
🔵 Miami FL Minimum Concrete Requirements
Driveways & Flatwork: 4,000 PSI min (FBC), no air entrainment needed · Pool Decks: 4,000 PSI, slip-resistant broom or exposed aggregate finish required · W/C ratio: max 0.45 for exterior exposed concrete in Miami-Dade · Rebar: Epoxy-coated or stainless rebar strongly recommended due to salt air and high chloride exposure · Frost depth: None — Miami is frost-free year-round. Always confirm with Miami-Dade County Building Department at (786) 315-2000.
🏊 Miami Pool Deck Concrete
Pool decks are one of Miami's most popular concrete applications given the tropical climate and outdoor living culture. A standard 800 sq ft pool deck at 4 inches needs ~10 cubic yards of 4,000 PSI mix. Decorative stamped and colored concrete is widely used, running $14–$25/sq ft installed in the Miami market. A slip-resistant finish is required by FBC for all pool deck surfaces — smooth trowel finishes are not permitted around pools.
🚗 Miami Driveway Concrete
Miami driveways use 4–5 in. at 4,000 PSI — higher than many other US cities due to the FBC's coastal exposure requirements. A standard 20×20 ft driveway needs approximately 5 cubic yards. Circular and decorative stamped driveways are extremely popular in Miami's upscale neighborhoods like Coral Gables, Brickell, and Coconut Grove, where luxury finishes can run $18–$35/sq ft installed.
🏗️ Miami Foundation Challenges
Miami's high water table and coral limestone subsoil make foundations uniquely challenging. Many Miami properties require elevated slabs or pile foundations rather than traditional slab-on-grade. Use 4,000–5,000 PSI with epoxy-coated rebar and a waterproofing admixture. A licensed Florida structural engineer is required for all residential foundation designs in Miami-Dade — no exceptions. The county's flood zone designations also affect foundation design requirements.
How to Use the Miami Concrete Calculator
Using the Miami Concrete Calculator is simple. Measure your length and width in feet and depth in inches. Multiply length × width × (depth ÷ 12) for cubic feet, then divide by 27 for cubic yards. For pool decks, calculate the full rectangle then subtract the pool footprint. Always add a 10% waste factor — Miami's year-round warm temperatures mean concrete sets faster than in cooler climates, and a second truck call typically adds $120–$270 in short-load delivery fees. For large pours in summer humidity, schedule early-morning work before 9 AM and use a retarding admixture.
Example: 20 ft × 20 ft Miami driveway × 4 in = 133.3 cu ft = 4.94 cu yd → Order 5.5 cu yd
⚠️ Miami Salt Air & Corrosion Warning
Within 1 mile of the Miami coastline, salt air chloride exposure dramatically accelerates rebar corrosion inside concrete slabs. Standard black steel rebar can begin corroding within 5–10 years in coastal Miami exposure zones, causing concrete spalling and structural failure. Always specify epoxy-coated or stainless steel rebar for any Miami concrete project near the water — the cost premium (15–25% more per pound) is far less than the cost of slab replacement in 10–15 years.
Miami Concrete Cost by Project Type
Use this Miami FL pricing reference to budget your project. Ready-mix delivery runs $136–$164 per cubic yard in Miami, with delivery fees of $120–$270 per truck. All-in installed costs below include materials, labor, forming, and finishing at current Miami market rates.
Project Type
Typical Size
Thickness
Cu Yards
Material Cost (Miami)
Installed Cost
PSI Grade
Driveway
20×20 ft
4–5 in
~5.0 yd
$680–$820
$2,000–$4,000
4,000 PSI
Pool Deck
800 sq ft
4 in
~10.0 yd
$1,360–$1,640
$5,600–$20,000
4,000 PSI
Patio / Slab
12×16 ft
4 in
~2.9 yd
$394–$476
$1,100–$2,800
3,500 PSI
Foundation Slab
1,200 sq ft
8–10 in
~30–37 yd
$4,080–$6,068
$8,400–$18,000
4,500 PSI
Sidewalk
4×40 ft
4 in
~2.0 yd
$272–$328
$700–$1,600
3,500 PSI
Footings
10 LF × 12×12 in
12 in
~0.6 yd
$82–$98
$350–$800
4,000 PSI
Commercial Slab
5,000 sq ft
6 in
~93 yd
$12,648–$15,252
$28,000–$60,000
4,000–5,000 PSI
🚗 Driveway — 20×20 ft
Thickness4–5 in
Cubic Yards~5.0 yd
Material (Miami)$680–$820
Installed Cost$2,000–$4,000
PSI4,000 PSI
🏊 Pool Deck — 800 sq ft
Thickness4 in
Cubic Yards~10.0 yd
Material (Miami)$1,360–$1,640
Installed Cost$5,600–$20,000
PSI4,000 PSI
🛤️ Patio / Slab — 12×16 ft
Thickness4 in
Cubic Yards~2.9 yd
Material (Miami)$394–$476
Installed Cost$1,100–$2,800
PSI3,500 PSI
🏗️ Foundation Slab — 1,200 sq ft
Thickness8–10 in
Cubic Yards~30–37 yd
Material (Miami)$4,080–$6,068
Installed Cost$8,400–$18,000
PSI4,500 PSI
🪨 Footings
Thickness12 in
Cubic Yards~0.6 yd
Material (Miami)$82–$98
Installed Cost$350–$800
PSI4,000 PSI
Miami Concrete Costs vs. South Florida Cities
Miami sits at the center of South Florida's concrete market. Ready-mix prices shift slightly across neighboring cities based on plant location, traffic, and demand. Use this comparison to understand how Miami stacks up regionally.
City
Ready-Mix Range (per yd)
Labor (per sq ft)
Driveway Installed
Pool Deck Installed
Notes
Miami
$136–$164
$5.00–$9.00
$2,000–$4,000
$5,600–$20,000
Metro hub
Fort Lauderdale
$138–$166
$5.00–$9.00
$2,100–$4,200
$5,800–$20,500
Broward County
Boca Raton
$140–$170
$6.00–$11.00
$2,400–$5,000
$7,000–$22,000
Premium market
Hialeah
$134–$160
$4.50–$8.00
$1,900–$3,600
$5,200–$18,000
West Miami-Dade
Coral Gables
$140–$168
$7.00–$14.00
$2,800–$6,000
$8,000–$28,000
Luxury market
Homestead
$132–$158
$4.00–$7.50
$1,700–$3,200
$4,800–$15,000
South Miami-Dade
Miami
Ready-Mix$136–$164/yd
Driveway Installed$2,000–$4,000
Pool Deck$5,600–$20,000
MarketMetro Hub
Coral Gables
Ready-Mix$140–$168/yd
Driveway Installed$2,800–$6,000
Pool Deck$8,000–$28,000
MarketLuxury
Fort Lauderdale
Ready-Mix$138–$166/yd
Driveway Installed$2,100–$4,200
Pool Deck$5,800–$20,500
MarketBroward
Homestead
Ready-Mix$132–$158/yd
Driveway Installed$1,700–$3,200
Pool Deck$4,800–$15,000
MarketSouth Dade
Miami Concrete Project Tips — Save Money & Avoid Problems
Always verify your contractor's Florida DBPR license before signing any contract — visit myfloridalicense.com to check license status, insurance, and any disciplinary history.
Use epoxy-coated or stainless rebar for all Miami concrete within 1–3 miles of the coast — standard black rebar corrodes rapidly in Miami's salt-laden air, causing spalling and structural failure within 10–15 years.
Always pull a Miami-Dade permit for driveways, pool decks, foundations, and structural slabs — Miami-Dade enforces some of the strictest code inspections in the US, and unpermitted work is a serious liability when selling your home.
Schedule pours for early morning (before 9 AM) during summer months — Miami's combination of heat and high humidity accelerates concrete set time and requires retarding admixtures for any large pour.
Order 10% extra on every Miami project — short-load fees from South Florida suppliers run $120–$270 per partial truck, nearly always exceeding the cost of ordering a bit more material upfront.
Use a vapor barrier and waterproofing admixture under all slabs — Miami's high water table creates strong upward moisture vapor pressure that can damage flooring and cause efflorescence without proper moisture control.
Consider stamped or exposed aggregate finishes for pool decks and patios — these provide the slip resistance required by FBC while enhancing the aesthetic appeal of Miami's luxury outdoor living spaces.
Get at least 3 written bids from licensed South Florida contractors — Miami's active construction market means competitive pricing, and you can often negotiate 10–20% savings on larger jobs by getting multiple quotes.
✅ Miami Bag Concrete vs. Ready-Mix Guide
For projects under 0.75 cubic yards in Miami — small post holes, steps, or repair patches — bagged 80 lb concrete at $7–$9 per bag from local Home Depot or Lowe's is the most practical choice. Above 1 cubic yard, ready-mix from Miami suppliers like CEMEX or Argos USA delivers consistent PSI and saves significant labor time. For anything over 3 yards, ready-mix is always the better value. Miami's traffic and logistics mean you should schedule your ready-mix truck early — same-day delivery can be difficult in congested South Florida, especially during peak construction season (October–April).
How much does concrete cost per yard in Miami, FL?
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Ready-mix concrete in Miami, FL ranges from $136 to $164 per cubic yard depending on PSI grade, mix design, and delivery distance. Standard 3,000 PSI sits at the lower end; 4,500–5,000 PSI structural mixes push toward the top. Delivery fees are separate and typically run $120–$270 per truck. For small jobs under one full truck (8–10 yards), expect short-load surcharges that raise your effective per-yard cost by $15–$30/yd.
Do I need a permit for concrete work in Miami-Dade County?
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Yes — Miami-Dade County requires permits for virtually all concrete driveways, pool decks, patios, structural slabs, and foundation work. Miami-Dade enforces some of the strictest building inspection regimes in the country, especially for any work tied to hurricane-resistant construction. Permits can be applied for through the Miami-Dade Building Department at (786) 315-2000 or online through the ePlan system. Unpermitted work is flagged during home sales and can require expensive removal and re-pour.
What PSI concrete is required for Miami driveways and pool decks?
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Miami and Miami-Dade County require a minimum of 4,000 PSI for exterior flatwork including driveways and pool decks — higher than many other US cities. This is driven by the Florida Building Code's coastal exposure requirements, the high chloride environment, and the need for dense, low-permeability concrete that resists salt air penetration. For foundation slabs and structural elements, 4,500–5,000 PSI is commonly specified. No air entrainment is required since Miami has no frost-thaw cycles.
How many bags of concrete do I need per cubic yard?
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One cubic yard equals 27 cubic feet. An 80 lb bag of concrete mix yields approximately 0.60 cubic feet, so you need roughly 45 bags per cubic yard. A 60 lb bag yields about 0.45 cubic feet — approximately 60 bags per yard. For any Miami project over 1 cubic yard, ready-mix concrete from a local supplier is more cost-effective and ensures consistent PSI that meets FBC requirements — hand-mixed bagged concrete is harder to verify for strength compliance on inspected work.
Does Miami's salt air really damage concrete?
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Yes — significantly. Miami's coastal salt air contains chloride ions that penetrate concrete and react with steel rebar, causing corrosion, expansion, and spalling of the concrete cover. This is one of the most common causes of concrete deterioration in South Florida. The best protections are: use 4,000+ PSI low-permeability concrete, maintain at least 2–3 inches of concrete cover over all rebar, specify epoxy-coated or stainless steel rebar, use a silane/siloxane sealer on finished surfaces, and apply a corrosion-inhibiting admixture in the mix design for coastal locations.
How do I find a licensed concrete contractor in Miami?
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All concrete contractors in Florida must hold a license from the Florida Department of Business & Professional Regulation (DBPR). Verify any contractor's license at myfloridalicense.com. In Miami-Dade County, contractors must also be registered with the county. Always get 3 written bids, check for liability insurance ($1M minimum recommended), and confirm the contractor will pull all required Miami-Dade permits. Florida law requires contracts over $2,500 to be in writing and include the contractor's license number.
Official references and trusted tools for your Miami concrete project
🏛️
Miami-Dade Building Department
Official Permits
Apply for residential and commercial concrete permits, download FBC plan review checklists, and verify inspection requirements for driveways, pool decks, foundations, and slabs in Miami-Dade County.
Verify any Florida contractor's license status, insurance, and disciplinary history before hiring. All concrete contractors working in Miami must hold a current DBPR license — always check before signing any contract.
The Florida Building Code governs all concrete construction in Miami. FBC sets minimum PSI, rebar cover, coastal exposure requirements, and hurricane-rated construction standards that apply to every Miami concrete project.