
The Circle City
Epoxy Flooring in Corona, CA
Garage, patio and business floors for a city that doubled in the 1980s and still gets more than 3,200 hours of sun a year.
- Free on-site estimate with a slab and moisture check
- Itemized written quote that names every coat
- Diamond-ground prep on every floor we coat
Corona Garages Built in the Boom Years
Epoxy flooring in Corona often means restoring a garage slab that is thirty or forty years old. Corona had 37,791 residents in 1980 and 76,095 in 1990, a 101.4% jump in one decade, according to the census table on Wikipedia. Before the 1980s it was largely an agricultural town. The houses from that boom and the late 1990s growth that followed are now old enough that their garage floors carry oil stains, hairline cracks, old paint and patched joints.
Common problems on boom-era slabs
When we look at a Corona tract garage, we usually find a few of these:
- Oil and transmission fluid soaked deep under where the cars park
- Settlement cracks running from the corners of the slab
- A roll-on paint or kit coating that has lifted in the tire paths
- Rust stains from metal shelving legs
- Chipped control joints near the door
Each one gets handled before any coating. Oil gets degreased and ground out. Old paint gets ground off to bare concrete. Cracks and joints get filled and ground flush. Then the base coat goes on.
The Circle City
Corona's name comes from Grand Boulevard, which loops around the original town in a circle about a mile across with a street grid inside. Homes in and near the circle are older than the outlying tracts. If your slab predates the 1980s, expect more prep time, and expect us to check for old sealers and patching that a newer slab will not have.
Sun and heat on outdoor slabs
Wikipedia's climate data puts Corona at 3,265 hours of sunshine a year, with a record high of 118°F. Annual rainfall is just under 14 inches. A patio or pool deck here sits in strong sun most days. Standard epoxy yellows and chalks under that much UV, so outdoors we use polyaspartic or aliphatic topcoats with grit for footing. In garages that face west, the same topcoat keeps a flake floor from turning amber where the afternoon light hits.
Business floors
Corona is home to the headquarters of companies like Fender and Monster Beverage, along with many smaller shops, offices and light industrial units. For a business floor we look at what moves across it: foot traffic, carts, pallet jacks or forklifts. That decides the thickness of the epoxy and whether the topcoat needs extra chemical resistance.
Time on site
Most two-car Corona garages take one to two days. Older slabs with heavy oil or several layers of paint take longer, because grinding and degreasing are where the time goes. We tell you at the estimate which group your floor falls into. During the job the garage is closed off. After the last coat you get written times for walking on the floor, putting shelves back and parking, based on the product and that day's temperature. On the hottest summer days we start early so the coatings go down before the slab heats up.
What we install in Corona
- Garage floor coating on older and newer tract slabs
- Epoxy flake floors
- Polyaspartic floor coating for sun-exposed garages
- Patio and pool deck coatings
- Metallic epoxy floors for slab rooms
- Commercial and warehouse floor epoxy
Corona Facts That Shape the Job
- A city that doubled fast. Corona grew from 37,791 residents in 1980 to 76,095 in 1990, a 101.4% increase, and reached 157,136 at the 2020 census.
- Farm town before the 1980s. Wikipedia says Corona was largely an agricultural community before the 1980s and was once called the Lemon Capital of the World.
- Strong sun, little rain. Corona averages 3,265 hours of sunshine and 13.95 inches of precipitation a year, with a record high of 118°F.
- Grand Boulevard circle. Grand Boulevard forms a circle about one mile in diameter around a standard street grid, which gives Corona the name Circle City.

Corona Questions
My Corona garage has old paint peeling in the tire tracks. Can you coat over it?
We grind it off first. A coating bonded to loose paint will fail where the paint fails. Grinding takes the floor back to sound concrete so the new system bonds to the slab itself.
Which coating holds up best in a west-facing Corona garage?
A flake system with a polyaspartic topcoat is a good fit. The topcoat resists the yellowing that standard epoxy shows in afternoon sun, and the flake hides dust and tire marks.
How long before I can park on a new Corona garage floor?
It depends on the system and the temperature. Polyaspartic topcoats are usually ready sooner than standard epoxy. We give you the exact walk-on and parking times in writing for your floor.
Free Estimates in Corona, CA
Free on-site estimates across Corona, inside the circle and out.
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