Slab foundation building in Apopka FL - a solid base under your new floor
Planning a house, addition or shop on a slab? We pack the ground and settle the plumbing first, so the floor sits right.

- Licensed and fully insured.
- Free quotes on site.
- Expect a reply within 1 business day.
Is a slab foundation the right fit for your Apopka lot?
Slab foundation building in Apopka, FL means pouring one continuous slab of steel-reinforced concrete that's both the foundation your building stands on and the floor you walk on. Because it does both jobs at once, everything under it has to be right before the concrete truck shows up.
Most people who call me about a slab have plans for a new house, an addition or a shop, and they want to know what it'll cost and when the walls can go up. The price mostly turns on the size of the floor, how much fill the lot needs to come up to height, how much plumbing and wiring runs underneath and how easily the trucks can reach the spot. The schedule depends on the permit and inspections, on your other trades finishing their work under the slab, and on the weather. My estimate spells out what's in the price for your lot, so you're not guessing.
How do you know it's time to plan a slab foundation?
Your plans call for slab-on-grade
If your drawings show the floor sitting right on the ground, you're looking at a slab, and the questions about your lot need answers before anything else gets scheduled. Waiting until the framer is ready usually means rushing the groundwork, and that's the part you can't redo.
Water sits after a storm
Puddles that hang around on the building spot tell you the lot doesn't shed water well, and that changes how high the floor needs to be and how much fill comes in. Building low and fixing it later costs a lot more than sorting it out now.
Old slab cracked and sinking
An old shed or garage floor that's split and dropping usually sat on dirt that was raked level and never packed. Pouring new concrete over it just hands the same problem to the new slab.
Trades haven't settled the layout
If your plumber and electrician are still deciding where the pipes and wires go, the slab isn't ready to pour. Once it's down, moving a drain means cutting through concrete.
How we handle slab foundation building
First I ask about your lot's flood zone, because that shapes whether a slab is the right call at all. Then we lay out the footprint, dig out the soft topsoil and pack the native soil before bringing in clean fill and packing that too, which is the usual way it's done, so the subgrade, the ground the slab sits on, doesn't settle with the dirt. Before we finish that base, we settle the plumbing and electrical layout with you and your other trades, because there's no going back once it's poured. The rebar goes in next, steel that holds the concrete together if it cracks, and we pour the whole slab in one go, early in the day when we can, since midday heat leaves a weak, dusty top. Then we keep it damp while it cures, the slow hardening that gives concrete its strength. If the budget gets tight, the base is the last thing I'd cut, because nobody sees it on day one, but it decides how your floor holds up, and a nicer finish can't save ground that moves.
Sometimes the flood zone or your engineer's plans point to a different kind of foundation, and that's where our foundation installation work comes in. Small business owners putting up a shop or an office often need room for customers too, so we also do concrete parking lot building on the same property.
Slab for a new house
This suits a new home on a lot where the flood zone works for a slab, because the floor and foundation go in together in one pour. It's the job where settling the plumbing ahead of time matters most, since a house has the most pipes running underneath.
Slab for a room addition
This suits homeowners adding a bedroom, a den or a back room, because the new floor has to meet the existing house at the right height. We look at how your current house sits before we set the new grade.
Slab for a garage, shop or small building
This suits a detached garage, a workshop or a small business building, where you want a solid floor and foundation without separate footings and framing underneath. Tell us what's going to sit on it, since heavy equipment changes how we plan the base.
Get a free estimate for your slab foundation
Send the form and we'll get back to you within one business day to set a visit. I'll come out, measure and ask questions, then give you a free, obligation-free estimate that spells out what it covers.
(407) 358-0192- Based in
- Apopka, FL 32712
- Hours
- Mon–Fri: 6 AM–11 PM, Sat–Sun: 8 AM–9 PM
What happens after you call about a slab in Apopka?
Here's how it goes from your first message to the day we walk the finished slab together, with you knowing what's happening at each point.
- +01
Call or send a message
Tell us where the property is and what you're planning to build. We'll set up a time for me to come out.
- +02
I walk and measure the lot
I look at the spot, measure and ask plenty of questions about your plans, your trades and your flood zone. Your estimate lists what's in the price, so you can see where the money goes.
- +03
We sort permits and prep the ground
Once you say go, we handle the permit question and get the base dug out and packed. Pipes and wiring under the slab get inspected as required before we finish the base.
- +04
We pour and walk through it
We pour the slab and look after it while it cures. Then we walk the finished job together so you can see what you're getting and ask anything you want.
Why Apopka owners call Custom Apopka Concrete for slabs
The ground under your slab matters more than anything you'll see on top, and the work is backed by our satisfaction guarantee. Send us your project details or call (407) 358-0192 to set up a visit.
The owner walks your lot
I usually come out myself to look at the job and talk it through, and our own crew does the work. You get your questions answered by the person who plans the pour.
Building flatwork here since 2021
We've been in business since 2021, and before that I learned concrete on my own house and on other crews. Slabs and the ground prep under them are what we're best known for.
Licensed and fully insured
We're licensed and fully insured. The City of Apopka requires every contractor to be registered with the city and to show a current state license and Orange County competency license for the type of work, so it's fair to ask anyone you're weighing for those.
Building slab foundations in Apopka and nearby cities
The City of Apopka issues the building permit that lets a construction project start, and that comes with plans review and inspections. The city suggests getting in touch with its Building-Safety Department before you begin. Before we start, we check with the city or county building office that covers your address, and when a permit's needed, we file it as the licensed contractor and keep you posted along the way.
Flooding here has mostly come from hurricanes, tropical storms and heavy afternoon thunderstorms, and some low parts of the city sit beside lakes like Lake McCoy and Lake Page. Most of Apopka's rain falls in the rainy season from June to November, so we plan pours around those afternoon storms and check where water runs on the lot before we set the grade. Sinkholes are a common part of Florida's ground too, which is one more reason we take packing the base seriously and bring questions about the ground to your engineer. We watch for the same storms and wet ground on jobs in Ocoee and Wekiwa Springs.
Questions about slab foundations in Apopka
What does monolithic slab foundation mean?
Monolithic means the whole thing is poured at once, so the foundation and the floor come out as one piece of reinforced concrete. That's why the ground prep and everything under the slab has to be finished before the pour.
Is my lot in Apopka a good fit for a slab foundation?
It usually comes down to your flood zone. One engineering firm names X zones, the ones with minimal flood hazard, and AE zones as good sites for a monolithic slab, as long as an AE lot can bring the floor above the required Base Flood Elevation without piling on too much fill. Look up your flood zone if you can, and I'll ask about it early.
How much does a slab foundation cost near Apopka?
A concrete foundation in the Orlando area usually costs about $7 to $12 per square foot. Where your job lands in that range depends on things like how much fill the lot needs and how much plumbing runs underneath, and our free estimate spells out what your price covers.
Who can build a slab foundation in Apopka, and what permit does the city issue?
Any contractor doing this work has to be registered with the City of Apopka and hold the right state and Orange County licenses. The city's building permit covers plans review and inspections, and we check the permit question with the building office before we start, as covered above.
How do I keep moisture from coming up through a slab floor?
The usual answer is a plastic sheet called a vapor retarder laid over the packed ground, which limits moisture moving up through the slab. National guidance says its seams and the spots where pipes pass through it should be sealed, and that it should be protected from the trades working after it goes down, so ask any contractor how they'll handle it.
What causes a new slab foundation to crack?
Most cracks in a new slab come from ground that settles underneath it, concrete that dries out too fast, or no planned place for the concrete to crack. Concrete can still get hairline cracks, but packed ground, good curing and control joints, shallow cuts that tell a crack where to run, keep them small and in places you chose.
Related services for building on a new slab
When a single-pour slab isn't the right match for your lot or your plans, we build the foundation your engineer calls for instead.
A new shop or office on a slab usually needs a parking lot too, and we pack the base under that lot just as carefully.
Service areas for slab foundation work
Custom Apopka Concrete is based in Apopka, Florida, and we work in the cities around it across the Orlando area. We build slabs for owners in places like Winter Garden and Altamonte Springs, and the 12 cities below each have their own page.
Start planning your slab foundation today
Call (407) 358-0192 or send the form with your address, your lot's flood zone if you know it and the floor size you're planning, so I can come out ready to talk specifics.
Apopka, FL
