Concrete patio pours built for furniture, foot traffic and weather

What is patio concrete?

A concrete patio is a formed, poured and finished outdoor slab sized for people and furniture rather than vehicles. Success depends on a compacted base, enough thickness for the loads you plan, control joints that decide where cracks go, a finish you can walk on wet, and continuous slope that sends water away from the house - not into door thresholds.

Signs you need patio concrete

• You want a durable outdoor room without the joint maintenance of some paver systems
• An existing patio has settled, cracked into trip lips, or drains toward the house
• You are planning a grill island, outdoor kitchen or heavy planters that need a structural slab, not thin decorative paving alone
• The yard is ready for a defined sitting area tied to a door or deck stair
• You prefer a clean modern slab look - broom, smooth, exposed aggregate or stamped texture
• A previous thin pour is spalling after a few winters

Seeing something not on this list? Browse concrete problems by symptom →

How patio concrete actually works

1. 1

   Use, loads and elevations first

   A conversation-only patio, a dining set, a hot-tub pad nearby, or an outdoor kitchen each imply different thickness, reinforcement and flatness. Door sill height and finished yard grade set how thick the section can be without creating a step hazard.

   Watch forA one-size patio thickness quoted before anyone asks what will sit on it. Heavy islands poured on a thin slab crack at the posts.

2. 2

   Excavation, base and slope away from the building

   Organic soil comes out; a compacted granular base goes in. The forms are set so the finished surface sheds water away from the foundation and does not pond under chairs. On tight lots, that slope has to work with fences, neighbours and existing drains.

   Watch forA slab that looks flat on pour day and holds water after the first storm. Flat is not the goal - controlled drainage is.

3. 3

   Isolation at the house and joints in the field

   Where the patio meets the foundation, an isolation joint keeps the slab from bonding rigidly to the wall. Control joints divide the patio into panels sized for the thickness and mix so shrinkage cracks follow the joint, not a random diagonal under the dining table.

   Watch forNo joint plan. Large unjointed rectangles are where the first ugly crack appears.

4. 4

   Reinforcement and mix suited to climate

   Wire mesh or rebar, fibre, and air entrainment for freeze-thaw climates are chosen for the site, not copied from a driveway quote automatically. Edges that will take planters or kitchen posts often need extra steel.

   Watch forMesh on dirt with no chairs or dobies - steel at the bottom of the slab does little. Placement in the slab thickness matters.

5. 5

   Place, finish and cure for foot traffic

   The crew places, screeds and finishes: broom for traction, smoother finishes where you want a modern look, stamped or exposed aggregate where pattern matters. Curing - keeping moisture in long enough for strength - decides whether the surface dusts off in year two.

   Watch forSame-day furniture or a sealer rushed onto a slab that has not cured. Early traffic and wrong sealer timing cause surface failure blamed on "bad concrete".

6. 6

   Edges, steps and transitions

   Thickened edges, step risers to grade, and transitions to lawn or paver bands are finished so heels and chair legs do not catch. If hardscaping will wrap the patio later, leave clean edges and agreed elevations.

   Watch forA beautiful slab with a two-inch lip to the yard and no plan for steps or a landing. The trip hazard outlives the ribbon-cutting.

7. 7

   Plan utilities and outdoor kitchen rough-ins before the pour

   Gas, water, electric and data for outdoor living should be sleeved or trenched while the site is open. Cutting a cured patio for a forgotten conduit is the expensive way to remember sequencing.

   Watch forFurniture delivery booked for three days after pour with no curing plan. Point loads on green concrete leave permanent marks.

What does patio concrete cost?

Poured concrete patio pricing tracks square footage, thickness, access for the truck, finish complexity and site prep. Simple broom-finished rectangles cost less per foot than stamped or heavily reinforced outdoor-kitchen slabs. Get square-foot quotes with thickness and finish named; compare the Cost Guide for regional context.

See the full patio concrete cost guide - by material, size and region →

If the number is the problem, here are the ways people pay for it →