Concrete Calculator › Cost by city › Jacksonville, FL
Concrete Cost in Jacksonville, FL
Concrete for a 20×20 ft (400 sq ft) 4-inch concrete slab in Jacksonville, FL costs about $726 ($617–$835). Local 2026 price is around $147 per cuyd. Free calculator inside.
What goes into concrete cost in Jacksonville
The line items below are 2026 national averages adjusted by the FL construction-cost factor (×0.98). A written Jacksonville quote is usually built from these pieces — use them to sanity-check any bid line by line before you sign.
| Cost item | Typical Jacksonville price | Unit |
|---|---|---|
| Ready-mix concrete, 3,000–4,000 PSI | $147 – $181 | per cu yd delivered |
| Labor: forming, pouring & finishing | $3.92 – $7.84 | per sq ft |
| Gravel base & subgrade prep | $0.98 – $1.96 | per sq ft |
| Wire mesh / rebar reinforcement | $0.34 – $0.98 | per sq ft |
| Short-load fee (orders under ~4 cu yd) | $74 – $147 | per delivery |
| Residential flatwork permit | $49 – $294 | per 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 Jacksonville
Jacksonville 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 Jacksonville Building Inspection Division.
Heat is the practical constraint: in Jacksonville summers, crews schedule pours for early morning and keep the slab wet-cured for several days so it gains strength instead of flash-drying.
Sandy ground compacts fast but the water table is shallow — summer storms can flood a fresh excavation overnight.
Permits: for larger flatwork, driveways, or anything structural, check requirements with Jacksonville Building Inspection Division before work starts.
Estimate your own Jacksonville project
Prices in Jacksonville, FL run about -2% versus the national average. Enter your dimensions — the calculator starts from the local $147 per cuyd rate; change it to your supplier's quote for an exact figure.
Material shopping list
- Order about 4.94 cubic yards of concrete.
- Budget about $726 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: $147 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 Jacksonville by project size
Material quantities use the local Jacksonville unit price; the last column adds delivery, base prep, and labor at FL-adjusted rates. Click any size for its full breakdown and calculator.
| Project size | You need | Material cost | Installed estimate |
|---|---|---|---|
| 10×10 ft · 4 in | 1.23 cu yd | $181 | $588 – $980 |
| 12×12 ft · 4 in | 1.78 cu yd | $261 | $847 – $1,411 |
| 12×16 ft · 4 in | 2.37 cu yd | $348 | $1,129 – $1,882 |
| 16×20 ft · 4 in | 3.95 cu yd | $581 | $1,882 – $3,136 |
| 20×20 ft · 4 in | 4.94 cu yd | $726 | $2,352 – $3,920 |
| 24×24 ft · 4 in | 7.11 cu yd | $1,045 | $3,387 – $5,645 |
| 30×40 ft · 4 in | 14.81 cu yd | $2,178 | $7,056 – $11,760 |
| 40×50 ft · 4 in | 24.69 cu yd | $3,630 | $11,760 – $19,600 |
Installed ranges assume straightforward access and a buildable subgrade; steep, tight, or poor-soil sites price above the top of the range.
Concrete questions Jacksonville homeowners ask
- How much does a concrete slab cost in Jacksonville?
- Materials alone for a 20×20 ft (400 sq ft) 4-inch concrete slab run about $726 in Jacksonville. Fully installed — gravel base, forms, reinforcement, labor, and finishing — most homeowners pay $2,352 to $3,920 for the same slab, roughly $5.88–$9.8 per square foot.
- What does ready-mix concrete cost per yard in Jacksonville?
- Plan on $147–$181 per cubic yard delivered for a standard 3,000–4,000 PSI mix in the Jacksonville area. Orders under about 4 cubic yards usually add a short-load fee of $74–$147, so small pours cost noticeably more per yard.
- Do I need a permit to pour a concrete slab in Jacksonville?
- Driveways, sidewalks, and anything structural almost always require one; small detached patio pads sometimes fall under the permit threshold. Confirm with Jacksonville Building Inspection Division before you pour — a permit costs far less than being ordered to remove finished work.
- Is it cheaper to pour concrete myself in Jacksonville?
- Labor and finishing account for $3.92–$7.84 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 Jacksonville?
- In Jacksonville'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 Jacksonville?
- 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 Jacksonville quotes — 30% spreads between local bids are normal.
Concrete cost in nearby cities
Regional estimate = national average adjusted by a FL cost factor. Not a quote. Actual prices vary by site conditions, access, and supplier.