Concrete Contractor in Oak Park, CA - Driveways and Patios Built on Packed Ground
J&S Camarillo Concrete is a concrete contractor based in Camarillo, CA. We build driveways, patios, walkways, steps and slab foundations for homes in Oak Park, and I come out to look at your job myself.

- Fully licensed and insured.
- Free estimates at your property.
- We reply within 1 business day.
Oak Park homes and the ground under them
Oak Park sits in the southeast corner of Ventura County, in the valleys of the Simi Hills. North Ranch in Thousand Oaks is on the west, and Agoura Hills and Westlake Village are just over the Los Angeles County line to the south. It's almost all homes, from single-family houses to condos and apartments, so the work here is mostly driveways, back patios, front walks and the steps that connect them.
The first homes went up in the late 1960s and the rest filled in over the following decades, so a lot of the concrete we see is still the original pour, sitting on lots that rise and fall with the hills. That puts most of the job under the slab, in getting down to firm ground and making sure water runs away from the house.
Concrete work we do on Oak Park homes
Concrete driveway building
Original driveways here have had decades to settle. We break out the old slab, pack a firm base and pour a new one that drains toward the street.
Concrete patio construction
Back yards on hillside lots here often tip toward the house, so we pitch new patios away from your walls and finish them for how you'll use them.
Stamped concrete services
When you want a patio or entry that looks like stone or brick, stamped concrete gives you the pattern in one pour, on a packed base.
Concrete sidewalk building
Front walks lifted by settling or tree roots become trip hazards. We tear out the bad sections and pour new ones that meet your steps and driveway evenly.
Garage floor concrete
Garage slabs in older Oak Park houses often show cracks, chipping and oil stains. We replace or resurface the floor so it's level, sound and easy to sweep.
Decorative concrete
Colored, stained or exposed-aggregate concrete lets a front entry or courtyard match the house, and we'll talk through which finish holds up where you walk most.
Concrete retaining walls
Lots cut into the hillside often need a wall to hold back the uphill ground, so we build concrete retaining walls on solid footings with drainage behind them.
Concrete floor installation
For a new room, workshop or converted space, we pour interior concrete floors on a packed base with a vapor barrier, finished smooth enough for tile or polish.
Concrete pool decks
Old pool decks often crack and lift along the pool's edge. We pour new decks with a textured finish for bare feet, sloped to carry splash water away.
Concrete steps construction
Sloped lots here put steps between the street, the door and the yard, so we form and pour them with even heights and a finish that grips underfoot.
Slab foundation building
For an addition, garage or backyard unit here, we build the slab foundation on dug-out, packed ground with the steel the plans call for.
Foundation installation
When an addition or rebuild needs footings and short foundation walls instead of a flat slab, we dig, form and pour the full foundation to the approved plans.
Concrete parking lot building
Condo and apartment parking areas in Oak Park take daily car traffic. We pour them thick enough for the load, sloped so water clears instead of pooling.
Concrete footings
On hillside lots, decks, patio covers and walls need footings set in firm ground, not fill, so we dig down and pour them sized for what they carry.
Foundation raising
On older homes here, when a slab or part of the house has dropped with the ground, we raise it toward level and fill the space underneath.
Concrete cutting
We saw-cut doorways, utility trenches and clean edges in existing slabs, so a repair or new section can tie into the old concrete without breaking more than needed.
Get a written concrete estimate for your Oak Park home
We reply within one business day to set a time, and I come out to your Oak Park property to measure and hear what you have in mind. The estimate is free, written out and comes with no obligation.
(805) 586-6003- estimates@concretecamarillo.com
- Based in
- Camarillo, CA 93010
- Hours
- Mon–Sun: 7 AM–11 PM
Permits and contractor checks in Oak Park
Because Oak Park is unincorporated, building permits here come from the County of Ventura's Building and Safety Division, the office that reviews plans, issues permits and inspects work while it's underway. When your job needs one, the county's review and inspections set the pace more than anything we do, so we build the schedule around them from the first visit. The other thing to check is the contractor, because California requires a license from the Contractors State License Board when a project needs a building permit, uses any extra workers, or totals $1,000 or more in labor and materials. We're fully licensed and insured.
On flatwork, which covers driveways, patios and walks, the price moves with the size of the slab, the tear-out, the ground prep a sloped lot needs and the finish you pick. The schedule turns on the permit and on curing, the time concrete needs to harden before you use it, and your written estimate lays out what's included for your job. We do the same work in Calabasas and Thousand Oaks, where tight driveways and back yards up a flight of steps look a lot like the ones here, so we plan where the truck parks and how the concrete gets to the back before pour day.
Why Oak Park driveways and patios wear out
Concrete that's been down since those early decades has had a long time to settle, and where the original base was raked level instead of dug out and packed, the slab sinks with the dirt and cracks wherever it wants. Patching the top won't fix that, so on an old driveway we break it out, dig down to firm ground and pack a new subgrade, the layer the slab rests on, before anything is poured. If the budget gets tight, that's the last place I'd cut, because nobody sees the base on day one, but a nice finish on soft ground cracks just the same.
Lots set into the hills mean water is always running somewhere, and a patio or walk that tips toward the house sends it straight to your foundation. I check where the water goes before we set forms, and we pitch the slab away from the walls, sometimes with a short retaining wall holding the uphill side.
How a concrete job in Oak Park runs, step by step
Here's how a job goes from your first call to the walk-through at the end, so you know who you'll talk to and what you'll have in hand.
Call or send the form
Call (805) 586-6003 or use the form and tell us roughly what you need, and we'll set a time for me to come out. Plan to be home for the visit if you can, so we can walk the spot together.
Walk the site and measure
I look at the old concrete, the slope and where the water runs, take measurements and listen to what you have in mind. You get a written estimate that says what's included and what isn't, so there's no guessing about what you're paying for.
Settle the permit, pick a date
If the county requires a permit, we handle the paperwork, or I'll walk you through what they'll ask for if you'd rather pull it yourself. We pick the pour date once the county's review is done.
Pour, then walk it together
I lead the crew as we build to the plan we agreed on. When it's finished, I walk the work with you and go over how to care for it, including when it's ready for feet and when it's ready for cars.
Questions about concrete work in Oak Park
How do I know if my Oak Park concrete project needs a permit?
The surest way is to ask the county's building office before work starts, because the county's permit guidance says that, generally, all buildings and structures need a building permit before construction begins. Its short list of exempt small projects includes things like small storage sheds, flooring and most finish work inside a house. You can call the Ventura office at 805-654-2771 or the Thousand Oaks office at 805-582-8064, and I'm glad to help you figure out what to ask.
How much does it cost to replace a concrete driveway in Oak Park?
On an older Oak Park driveway, most of the cost is in the work you don't see, which means breaking out and hauling off the old slab and digging out and packing the ground under it. The finish moves it from there, and a plain broom finish, a light texture that keeps shoes and tires from slipping, costs less than stamped or colored work. Your written estimate breaks those pieces out so you can see where the money goes.
How long before I can drive on a new concrete driveway in Oak Park?
Usually a few days before you walk on it and a good while longer before a car goes on it, because concrete keeps hardening as it cures and the weight of a car on a young slab can crack or mark it. Plan for the car to live on the street through the tear-out, the pour and the cure. I'll tell you when your slab is ready for feet and for cars when we walk the finished work.
What causes cracks in a new concrete patio in Oak Park?
Concrete shrinks a little as it dries, so a new slab can still get a hairline crack, and the bad ones come from a soft base, water running underneath or joints cut too late. Control joints are straight grooves cut into the slab so that when it shrinks, the crack runs down the groove where you'll barely notice it, and we cut them on time instead of skipping them. Packing the base and sloping the patio away from the house handle the other two.
How much can a contractor ask for as a down payment in California?
Under California's contractor rules, a down payment can't be more than $1,000, and on a smaller contract the limit is lower than that. Every payment after that has to be listed in the contract and match work already finished or materials already delivered, and the rule covers all home improvement work, driveways and patios included.
What building code applies to concrete work in Oak Park, CA?
Work in Oak Park is built to the Ventura County Building Code. State law has the county adopt the latest state building code every three years, so the rules can change between one project and the next, and we check which version applies before we plan your job.
Camarillo, CA
Talk through your Oak Park concrete job
A question asked before the pour costs nothing, and one asked after can cost everybody, so call (805) 586-6003 or send the form while the plan is still easy to change.




