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Unilock Construction in Montclair, CA | Pinecrest Contractors
We provide independent Unilock paver and retaining wall construction across Montclair’s 91763 lots, and the work here is different from what you’d get in a newer Inland Empire subdivision. Nearly every Unilock driveway or patio we build in Montclair is a tear-out and re-base over a cracked 1950s concrete apron, not a fresh ground-up install. That changes how we prep, drain, and edge every paver field. If you’re planning Unilock work on a post-war Montclair lot, call (855) 702-1622 for a free estimate.

Why Montclair Residents Choose Us for Unilock Service
We install and repair Unilock segmental paving and retaining-wall systems every week across the Pomona Valley, so we know how EnduraLock, U-Cara, and Brussels Block actually behave on Montclair’s tight post-war lots, not just how they look in a catalogue. We are an independent hardscape crew. We are not authorized, sponsored, or endorsed by Unilock, and we never represent our work as carrying a Unilock warranty. What we offer instead is the honest version: a crew that’s pulled Unilock product off local pallets, set it against 1950s stucco bungalows, and watched how it performs through Pomona Valley summers and Santa Ana wind events.
Gil Rourke, our owner, grew up off Murrieta Hot Springs Road back when that stretch felt more like ranch country than suburb. He learned construction fundamentals at Palomar College and spent years running residential and light commercial builds across the Temecula Valley before Pinecrest Contractors took shape. The right material in the right place, that’s where the job starts. In Montclair, that often means telling a homeowner their original slab can’t be paved over without a proper re-base first. Unilock sales & service is a core part of what our full-scope contracting team handles, alongside kitchens, baths, roofing, and ADUs.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Montclair
- Santa Ana wind washout and edge-creep. On Montclair’s narrow lots there’s often no room for a proper soldier-course border along the property line. Joint sand blows out during fall wind events, unrestrained edges walk, and pavers loosen. We rebuild the edge with Unilock’s own edge restraints and re-sand with a quality polymeric that holds up better in this climate.
- Settlement over original 1950s concrete slabs and detached-garage aprons. 91763 lots were platted in the post-war boom, and many still have buried walkway remnants and old slab edges under the topsoil. When a base was laid without excavation, the paver field telegraphs every crack and seam. We fix this by pulling the field, excavating to competent soil, and re-compacting before any paver goes back down.
- Efflorescence and UV-fading on west- and south-facing fields. Pomona Valley summer sun bleaches unsealed Unilock surfaces faster than you’d see in a coastal city. We see it most on exposed U-Cara wall faces and wide driveway aprons without shade. Sealing, joint stabilization, and choosing the right Unilock finish for the exposure are all part of the conversation.
- Retaining walls built without geogrid or drainage. This is common on the tight side yards Montclair has in spades. A U-Cara wall stacked against a shallow foundation with no drain behind it ponds water between the house and the property line. We rebuild these properly: drainage aggregate, geotextile, and geogrid where height demands it.
- Paver fields that fight the lot’s fall. Many original Montclair slabs drain toward the garage or the house. When a paver field gets laid over that same grade, water channels exactly where it shouldn’t. We re-grade with positive fall toward a swale or street, and on lots with a planned ADU, we coordinate that grade before the addition footing is poured.
Unilock Service in Montclair: What Local Conditions Mean for Your Equipment
Montclair is essentially built out. The 91763 lot stock was platted in the post-war boom and there’s no open subdivision left, so nearly every Unilock driveway or patio we build here is a tear-out and re-base on an existing concrete apron. The city’s permit counter is geared to remodel and ADU review rather than new hardscape ground-up. The narrow 1950s setbacks also mean a paver field often has to stop short against an old detached-garage wall, with drainage squeezed into a strip the original plat never allowed for. On a narrow post-war lot off Holt Boulevard near the 91763 core, our crew tore out a cracked 1950s concrete driveway and re-set the base for a Brussels Block apron, then rebuilt the side-yard edge with a soldier course and pinned U-Cara wall caps where the property line pinched tight against the original detached garage. The homeowner had a rear addition in the works, so we graded the paver field with positive fall to a rear swale before the addition footing was poured. No ponding at the slab edge after the first Santa Ana wind came through. That’s the Montclair-specific work most generic hardscape crews never plan for.
Unilock Models & Products We Service in Montclair
We work with Brussels Block, the tumbled dimensional paver that handles the vintage of Montclair’s housing stock surprisingly well. EnduraLock, the Euro-style interlocking paver, is a regular on driveways where the homeowner wants a cleaner, more contemporary line. Beacon Hill Flagstone gets specified for patios where a more natural flagstone look fits the older bungalow style. U-Cara Multi-Face Wall System shows up on nearly every narrow-lot retaining wall and ADU-adjacent grade change we touch. Montclair service area work means keeping our eyes on old-slab conditions and tight setbacks as much as on paver aesthetics.
When a repair must blend with an existing field, we use Unilock’s own matching units, caps, and edge restraints. When performance matters more than brand match, which happens on Montclair re-bases, we use quality third-party polymeric sand, geogrid, and base aggregate. We’d rather rebuild a failing base and edge properly than patch pavers over a slab that will just telegraph movement again in two summers.
See the difference
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AfterUnilock Service Pricing in Montclair
Pricing for Unilock construction in Montclair depends most on what’s under the pavers. A straightforward re-base on a small patio runs differently than a tear-out-and-rebuild driveway with edge restraints and drainage work against a property line. Here’s what to expect:
| Service | Typical Range in Montclair |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
| Home Addition (coordinated hardscape) | $45,000 – $130,000 |
Every estimate includes a written line-item scope, and we walk the lot before quoting so the old-slab conditions and drainage realities are accounted for, not discovered mid-job. Call (855) 702-1622 to schedule a free estimate.
Serving Montclair, CA — Our Local Coverage Area
We’re based in the Montclair area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Unilock Construction in Montclair
In most cases, we won’t. The original post-war slabs in Montclair have decades of cracking, settlement, and buried walkway remnants under them, and Unilock pavers laid over that surface will telegraph every fault within a couple of seasons. We recommend tearing out the old apron, excavating to competent soil, and re-compacting a proper base. On a tight 91763 lot that’s a messier job, but it’s the only version that holds up. Call (855) 702-1622 and we’ll give you an exact read on your slab before you spend a dollar.
It affects everything. Narrow post-war lots often hit setback and lot-coverage limits fast, so the patio has to be sized and graded around the ADU footprint before the footing is poured, not after. We coordinate paver layout, positive fall, and drainage to a swale as part of the same plan that covers the ADU, the patio, and the side-yard access. Pinecrest handles the ADU and the hardscape under one contract, which is the only way that schedule works cleanly.
Retaining walls over a certain height almost always need review, and any wall that affects drainage against a foundation or property line may pull a permit. Paver driveways on rebuilt bases can also require review when the grade or impervious surface changes. We pull permits when they’re required and coordinate with the city’s remodel-and-ADU-focused review process, which in Montclair moves differently than in a city with open land and new subdivisions. We’ll tell you what’s needed before work starts.
They won’t wreck a properly based and edged field, but they will expose a weak one. UV fades unsealed surfaces, especially west- and south-facing paver fields and U-Cara wall faces, and wind events scour joint sand from unrestrained edges. We use Unilock edge restraints and a polymeric sand that stands up better here, and we’ll tell you honestly which Unilock finishes hold their color longer under Montclair sun. Call (855) 702-1622 for a free lot assessment.
We tie the new paver field into the conversion’s floor elevation, side-yard drainage, and property-line setbacks from the start. On a garage conversion, the old apron usually comes out, the grade gets reworked, and the new Unilock field locks into the converted structure’s entry. Since Pinecrest runs the conversion and the hardscape as one contract, there’s no finger-pointing between a concrete crew and a paver crew. We spec Unilock units that match or intentionally contrast with the existing vintage hardscape, and we pin U-Cara caps where the lot pinches against the original structure.
Service Areas Near Montclair
Beyond Montclair, our Unilock crews cover Unilock service in Running Springs, Unilock service in Huntington Beach, and surrounding Pomona Valley and Inland Empire areas including Murrieta, Wildomar, Temecula, and Lakeland Village. If you’re planning Unilock work on a post-war lot, built-out street, or ADU-adjacent yard anywhere near Montclair, our scope and coordination model travels well.
Book Your Unilock Service in Montclair Today
If your Montclair driveway, patio, or retaining wall needs Unilock work, call (855) 702-1622 to schedule a free estimate. We’ll walk the lot, read the old slab, and give you a written scope that accounts for Montclair’s setbacks, drainage, and post-war realities before any pavers get pulled.
Written by Gil Rourke, Owner at Pinecrest Contractors, serving Montclair and the Pomona Valley with full-scope residential construction and hardscape services.