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Unilock Construction in Pomona, CA | Gold Star Contractors
Unilock construction service in Pomona means building paver driveways, patios, and retaining walls that hold up on this city’s older citrus-era lots, not just dropping pavers on sand. We’re Gold Star Contractors, an independent installer, and we’ve laid Brussels Block, Beacon Hill, and Series 3000 pavers across Pomona’s 91766 and 91767 core for years, so we know how these systems behave when the subgrade is old fill and the alley is the only access point. That local knowledge changes how we build the base, set the edges, and plan for drainage. Call (833) 382-8544 for a free estimate.
Why Pomona Residents Choose Us for Unilock Service
Noel Carranza grew up watching older tract homes get renovated block by block in Anaheim’s Platinum Triangle, and he studied construction technology at Fullerton College before spending years on concrete and finish carpentry jobs across Orange County. That hands-on background is why our crews treat every Pomona paver job as a structural project, not a cosmetic one. We read Unilock’s published specs thoroughly, buy genuine product, and pair it with the right base aggregate and geogrid for Pomona’s clay-and-fill subgrades. We’re not authorized by Unilock and won’t imply that. But we’ve worked with their systems long enough to know exactly where they succeed and where they fail on Pomona soil.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Pomona
Here are the failures we see most often on Pomona properties:
- Base failure on old citrus-era fill. The original rear-alley and driveway subgrade in Pomona’s older neighborhoods is frequently uncompacted fill or buried concrete rubble. Brussels Block pavers settle, pop their poly sand, and shift long before the units themselves wear out. We excavate to depth and rebuild the base properly.
- Efflorescence and UV bleaching on smooth slabs. Pomona’s hard local water and intense Inland Empire summer sun leave white salt bloom on Series 3000-type slabs, and the darker charcoal tones fade fastest on south- and west-facing patios. We clean, re-seal, and recommend finish options that resist the local water chemistry.
- Segmental wall creep against old foundations. Beacon Hill and Estate Wall blocks installed without proper geogrid and drainage lean or bulge against pier-and-beam foundations after seasonal thermal movement and Santa Ana wind-driven rain. We add drainage, rebuild the reinforcement, and reset the wall.
- Joint sand washout and edge restraint lift. Heavy winter downpours and root heave from mature Pomona trees push pavers against shallow or missing edge restraints, opening joints and shifting the field on driveways. We reset the edge and re-sand with a high-quality polymeric product.
- Thermal cracking at concrete transitions. Pomona’s big seasonal temperature swings make pavers expand against original 1950s concrete aprons and garage slabs, cracking the units where new meets old. We plan expansion joints and transition details before the first paver goes down.
Unilock Service in Pomona: What Local Conditions Mean for Your Equipment
Pomona’s older core in 91766 and 91767 was laid out with citrus-era rear alleys, which means a paver patio or driveway approach is usually installed from the alley side over decades of compacted fill and old concrete, not from the street like a tract lot. That changes everything about how we build the base. Street-side lots in newer subdivisions often sit on engineered fill with predictable compaction; Pomona’s alley lots sit on whatever was dumped there in the 1940s and compacted by citrus trucks and time. We’ve excavated behind Craftsman and Spanish-revival homes near downtown and found buried concrete slabs, old irrigation lines, and uncompacted debris just inches below grade. A Unilock patio built over that without proper excavation and aggregate will fail within two seasons. The city’s permitting for rear-lot work also triggers utility and electrical upgrades, which we plan for before pavers go down, so the project doesn’t stall mid-install. On a Craftsman bungalow near downtown Pomona, a homeowner wanted a Brussels Block patio off the rear alley behind a converted detached garage. The old subgrade was uncompacted fill with a buried concrete slab, so we excavated to depth, brought in compacted aggregate base with geogrid, reset the edge restraint against the garage apron, and laid Brussels Block with polymeric joint sand. The patio now drains away from the garage instead of puddling at the old alley apron.
Unilock Models & Products We Service in Pomona
We work with the full Unilock pavement and wall range most common on Pomona properties: Brussels Block for driveways and walkways, Beacon Hill for low-profile planters and seat walls, Series 3000 and Trilogy-style large-format slabs for patios, and Brussels Dimensional or Estate Wall for retaining walls. When pavers are sound, we reset and re-sand them; we only recommend a full tear-out when the base has failed or the edges are lifting beyond a spot repair. We specify genuine Unilock units and their matching edge restraints and joint sand so color and dimension hold across the field, but we use quality aftermarket geogrid, base aggregate, and polymeric sand where they outperform the packaged kit on Pomona’s clay-and-fill subgrades. Check our broader Unilock sales & service page for the full product picture.
See the difference
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AfterUnilock Service Pricing in Pomona
| Unilock Project | Pomona Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
The driver is almost always the subgrade. A driveway over old alley fill costs more than one over engineered fill because we excavate deeper and bring in more aggregate. Patios behind converted garages with utility conflicts also run higher. Every free estimate includes a site walk, base assessment, and a written line-item quote. Call (833) 382-8544 to schedule one.
Serving Pomona, CA — Our Local Coverage Area
We’re based in the Pomona area and know this community well, from Unilock in La Verne to our immediate neighbors. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Unilock Construction in Pomona
Can you lay a Unilock Brussels Block driveway over the old concrete apron at my Pomona house?
No, not reliably. Pavers over an existing concrete apron crack at the transition when Pomona’s seasonal thermal movement makes the old slab shift against the new field. We saw this on a Craftsman near downtown where the original 1950s apron was still sound but moving. We removed the apron at the transition, rebuilt the base to full depth, and installed an expansion joint so the pavers move independently. Call (833) 382-8544 if you’re planning a driveway in Pomona and want an honest assessment.
Why does my Beacon Hill retaining wall lean near my Spanish-revival house in 91766?
Because it was built without geogrid and drainage, usually. Beacon Hill and Estate Wall blocks are rated for reinforcement, but Pomona’s clay-and-fill subgrades plus Santa Ana wind-driven rain load the wall behind the face. We rebuild with proper drainage aggregate, geogrid layers, and a compacted base. The fix is a reset, not a full replacement, unless the blocks themselves have cracked.
Do I need to fix electrical or plumbing before finishing a garage-to-ADU project with a Unilock patio in Pomona?
Yes. Pomona’s permitting for rear-lot work and garage conversions triggers electrical and utility upgrades, and the existing knob-and-tube or early two-wire wiring behind old detached garages rarely passes modern inspection. We plan pavers around the utility trenches and panel upgrades so you don’t dig up a new patio six months later. Gold Star Contractors handles the full scope, interior and exterior.
How do you handle efflorescence on Unilock pavers after Pomona’s hard water and summer sun?
We clean the salt bloom with the right acid-based cleaner for the paver type, then re-seal with a breathable sealer that resists Pomona’s water chemistry. On darker Series 3000 and charcoal tones, we also recommend a UV-stable sealer to slow the bleaching on south- and west-facing exposures. If the pavers are sound, this is a maintenance job, not a replacement.
What paver range should I budget for a Unilock driveway or patio in Pomona?
A Unilock paver driveway in Pomona typically runs $7,000 – $18,000, and a paver patio runs $3,500 – $11,000, depending on subgrade conditions, access, and size. Alley-side projects on older lots run higher because we excavate deeper and bring in more aggregate. Call (833) 382-8544 for a free, line-item quote.
Service Areas Near Pomona
We install Unilock pavers across Pomona’s ZIP codes 91766, 91767, 91769, and 91797, and we regularly work in nearby communities including Anaheim, Fullerton, Perris, Laguna Woods, Irvine, and Lakeland Village. For paver work just east of Pomona, see our Unilock service in Highgrove page, or our Unilock service in Bloomington page for projects north of the 10. Our full Pomona service area page lists every ZIP we cover.
Book Your Unilock Service in Pomona Today
If your Pomona driveway, patio, or retaining wall is settling, shifting, or showing salt bloom, call us at (833) 382-8544. We’ll walk the site, assess the base, and give you a written estimate. Noel and the Gold Star Contractors team are ready when you are.
Written by Noel Carranza, Owner & General Contractor at Gold Star Contractors, serving Pomona and the surrounding Inland Empire.