Concrete patio construction in Tacoma WA - a backyard slab built for how you'll use it
Old patio cracked, sinking or holding puddles? We build a new one on a packed base, sloped so water runs away from your house.
Get your patio estimate on site
I walk the yard with you, check where water runs and talk through finishes.
What goes into building a concrete patio in Tacoma?
With concrete patio construction in Tacoma, we dig out the yard, pack a firm base, then pour and cure a slab that can carry your furniture, a grill or a full outdoor kitchen. At Cornerstone Tacoma Concrete, most of the care goes into the ground under the slab and the curing after the pour, because those two decide whether the patio stays flat. Plan on giving the new slab time to cure before the furniture goes back out.
Maybe it's a patch of lawn that turns to mud every fall, or an old slab by the back door that's cracked, sunk and collecting puddles. The price moves with the size, how much digging and base work your yard needs, the finish you pick and what's going on it, since a grill station or a future pergola adds steel and footings. The schedule mostly turns on weather and how busy the season is, and a tight backyard where we can't get a truck close takes longer to pour. I'll walk it with you and put your number in a written estimate you can take your time with.
How we handle concrete patio construction
We start by asking how you'll use the patio, because a grill station or a future pergola changes the reinforcement and adds footings, and it's far easier to plan that now than to cut into a finished slab. Then we look at where the water runs and set the slab to fall away from your house, so rain doesn't end up against your foundation. We dig out the soft soil and pack the subgrade, the ground the slab sits on, because a base that's only raked level settles with the dirt and takes the patio down with it. That's the part you never see, and it's usually the first thing people want to cut, but I'd rather spend on the base and keep the finish simple than the other way around. When the patio needs it, we tie in rebar, the steel grid that holds the concrete together if it does crack. We pour early in the day instead of in the midday heat that can leave a weak, dusty top, then give it a broom finish, a light swept texture so it isn't slick when wet, and cut control joints, shallow grooves that give the slab a planned place to crack instead of across the middle. After that it cures, the wait while the concrete gains strength, and we bring covers so a sudden shower doesn't mark the fresh surface.
A patio usually connects to something else. If you want a pattern or the look of stone, our stamped concrete services press it into the surface while it's still fresh. You also need a way to reach the patio, so we often add a walk from the driveway or side gate through our concrete sidewalk building work, set at the same height so nobody catches a toe where they meet.
Concrete patio construction in Tacoma's wet weather
Rain is what shapes a Tacoma patio most, because western Washington weather can damage fresh concrete while it's curing. A slab that isn't cured properly can end up with fine surface cracks, flaking and a worn top layer, which is why those covers ride on our truck and go over the patio the moment a shower looks likely. When you compare contractors, ask each one how they'll cure the slab and what they'll do if it rains, because that answer tells you a lot about how the patio will hold up.
On finishes, one Washington contractor directory calls exposed aggregate, a pebbled surface, popular in the Pacific Northwest for its natural look and its grip when wet, which counts for a lot on a patio that stays damp much of the year. We're based in Tacoma and work in the cities around it in Pierce County and south King County, and we meet the same tight, sloped backyards on jobs in University Place and Lakewood, so getting forms and concrete in without tearing up the yard is part of the plan from the first visit.
Why call us for your patio
I write your estimate myself
I come out, walk the yard and write the estimate myself, then I'm on site running the crew when we build it. The person who priced your patio is the one watching the base go in.
Building in Tacoma since 2017
I started this business in Tacoma in 2017, and we've become the crew people call for tight backyards, sloped lots and fixes someone else wasn't sure how to start. If your yard is hard to reach, that's ordinary work for us.
Fully licensed and insured
We're fully licensed and insured, so you aren't taking a chance on an unregistered crew in your backyard. You can look up any contractor's registration yourself, and the questions below show how.
Satisfaction guaranteed on every job
That's our promise, and it's why I'd rather ask one more question at the estimate than guess. If something in the plan doesn't sit right with you, we talk it through before anyone mixes concrete.
- Phone
- (253) 354-0081
- Hours
- Mon–Sun: 7 AM–10 PM
- Location
- Tacoma, WA 98402
Have your finish idea, anything heavy you're putting on the patio and any roof or pergola plans ready, then request your estimate or call (253) 354-0081.
Get a written estimate for your new patio
Estimates are free and done on site, with no pressure and no obligation. Send the form and we'll reply within one business day to set a time. Then I come out, look at the yard and write the estimate myself, and you get it in writing so you can take your time with it.
- Phone
- (253) 354-0081
- Location
- Tacoma, WA 98402
- Hours
- Mon–Sun: 7 AM–10 PM
- Credentials
- Fully licensed and insured.
Frequently asked questions
How much does a concrete patio cost in Tacoma?
There's no set price, because each patio is priced on its size, how much digging and base work the yard needs, the finish and whether it needs rebar or footings. A tight backyard where we can't get a truck close adds labor too. Your written estimate gives you the number for your yard.
Which finish is best for a concrete patio in Tacoma?
The best finish is the one that fits how your yard looks and gets used, so pick the look first, then hire a crew that does that finish well. Broom and trowel finishes give a subtle texture, while stamped and stenciled designs add pattern and a more personal touch, and exposed aggregate, covered above, is a common pick for wet yards. Bring a photo of what you like to the estimate.
Does a concrete patio need rebar?
Not always, but rebar is recommended, especially if the patio will carry heavy furniture or an outdoor kitchen. If you're planning a kitchen, ask for rebar in every quote you compare so the prices line up. Tell us what's going on the patio and we'll price it that way.
How do I add a pergola or roof over a concrete patio?
Plan it at the start, because a roof or pergola over a concrete patio needs its own separate footings under the roof supports. Mention any cover you're thinking about, even if it's a few years out, so the footings go in with the job instead of being cut in later.
When is the best time to build a patio in Tacoma?
In Washington, late spring from April to May usually brings good weather for it, and September to October brings moderate temperatures and less demand. June through August is the busiest stretch with the longest waits, so reaching out ahead of summer or near its end helps you land one of the easier windows.
How do I check that a concrete contractor is registered in Washington?
Look the business up with the state's contractor verify tool from the Department of Labor & Industries. It shows whether the registration is active and whether the workers' comp account covering employees is paid up, along with any safety violations or lawsuits against the contractor's bond. Washington requires every construction contractor to register with the department and to be bonded and insured.
Other work that goes with a patio
Stamped concrete services
Want your patio to look like slate, brick or stone without setting each piece by hand? A pattern pressed into fresh concrete gives you that look in one slab.
Concrete sidewalk building
If the only way to your new patio is across wet grass, a poured walk from the driveway or gate gives you a firm, level path in every season.

