Concrete Patios in Corona, CA

Concrete patios get a lot of use in Corona. Wikipedia's climate data puts the city at about 3,265 hours of sunshine a year, with mild winters and most rain falling between winter and early spring, so backyards are used for most of the year. A good patio gives you a flat, clean surface for a table, a grill, a patio cover or an outdoor kitchen, and it holds up for decades if the base, slope and joints are right.

Planning the layout

We start with how you want to use the space. A dining set for six needs roughly 12 by 12 feet of clear space. A sectional with a fire feature needs more. Outdoor kitchens and spas add weight and need a thicker slab; HomeGuide recommends 4 inches for a standard patio and 6 inches with added reinforcement for hot tubs and outdoor kitchens. We also mark where posts for a future patio cover will sit, so footings can be planned now instead of cut in later.

Tract homes of the 1980s and 1990s often came with only a small slab outside the slider. Extending that slab is common. We can tie new concrete to the old with dowels, or remove a cracked original slab and pour the whole area at once so the color and height match.

Slope and drainage

A patio must fall away from the house. When winter storms hit, water that runs back toward the slab foundation or pools against a wall causes problems that are expensive to fix. We set a gentle slope, plan where water exits, and add a drain or channel when the yard is flat or enclosed by block walls. We also look at downspouts and planter beds next to the patio.

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Finishes that work in the sun

• Broom finish: simple, slip-resistant, and the least expensive.
• Exposed aggregate: stones exposed at the surface for texture and traction.
• Integral color or stain: tints the concrete; lighter tones stay cooler underfoot.
• Stamped patterns: stone, slate or wood-plank looks (see our stamped concrete page).
• Smooth troweled: clean and modern, suited to covered areas since it gets slick when wet.

Average highs in the low 90s in July and August make color choice matter. Dark concrete in full sun can be uncomfortable for bare feet. If the patio has no shade, a lighter color and a textured finish are the practical picks.

How we pour a patio in summer

Backyard pours often happen inside block walls where the air is still and the sun reflects off stucco. We start early, dampen the base, and cure the slab with compound or water so the surface does not dry ahead of the rest. Control joints are tooled or saw-cut into panels sized to the slab's thickness so cracking happens on the lines.

Caring for your patio

Sweep and rinse it regularly, clean grease near the grill promptly, and seal colored, stained or stamped finishes every few years. Keep sprinklers from soaking the patio edge, and do not let roots from new trees grow under it. HomeGuide puts the life of plain, stained and stamped concrete patios at 30 to 50 years with regular maintenance.