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Unilock Construction in Montara, CA | Brookside Contractors
We provide independent Unilock paver and retaining wall installation across Montara, from patios and driveways to hillside walls. The one thing that separates our Unilock work here from inland hardscape crews is this: Montara’s coastal fog and slide-prone marine terraces demand a different engineering discipline entirely – geogrid on every wall, drainage for saturated soils, and stainless or hot-dip galvanized hardware that won’t rot in salt air. If you’re planning a Unilock patio, driveway, or retaining wall in Montara, call (833) 725-3508 for a free estimate. Nate Burrell leads our team at Brookside Contractors, and we treat every coastal project as an engineering problem first, a hardscape job second.

Why Montara Residents Choose Us for Unilock Service
Montara homeowners call us because we’ve rebuilt enough failed hardscape on these steep, fog-washed lots to know what actually holds. Nate Burrell has spent the better part of two decades on job sites throughout the South Bay and coastal hills, and he brings that same directness to every Unilock in Half Moon Bay and Montara estimate: we won’t tell you a wall is fine when the base is failing. We work with genuine Unilock Brussels Block, Pisa2, U-Cara, and Beacon Hill Flagstone systems, and we’re one of the few contractors serving Montara who actually keeps corrosion-resistant connectors, geogrid, and drainage fabric on the truck. There’s a difference between a crew that installs blocks on top of whatever’s already there and a crew that excavates to stable subgrade, compacts the base in lifts, and builds the hidden structure first. Most Montara hardscape failures we see are not the block failing – they’re the base, the drainage, or the hardware underneath.
For broader hardscape work beyond Unilock, see our Unilock sales & service page covering the full product range we install.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Montara
- Efflorescence and chalky white staining on Brussels Block or Pisa2 pavers. Montara’s marine layer keeps north-facing patios and driveways damp for weeks at a time, especially in winter. Salt from coastal fog gets into the paver surface and draws minerals to the top, leaving a chalky residue that standard cleaning won’t fix. We remove the staining and reseal with a breathable sealer suited to marine conditions.
- Bulging or leaning U-Cara retaining wall faces. This is the big one on Montara hillsides. When a wall is built without geogrid and free-draining backfill, winter rain saturates the soil behind it. Pressure builds, the face pushes forward, and eventually the wall leans or collapses – an expensive rebuild from what looked like a finished job.
- Joint sand washing out and paver edges heaving after winter rain. Steep Montara lots shed water fast. Poly-sand that works on flat inland driveways gets blasted out by wind-driven rain on a sloped coastal paver surface. The fix is slope-stable base compaction, proper edge restraint, and a jointing compound specified for wet, sloped conditions.
- Corrosion of standard steel wall connectors and edge restraints. Salt fog never fully dries in Montara, so commodity steel rusts through in a few seasons. We use stainless or hot-dip galvanized hardware on every Unilock project here – that’s a non-negotiable, not an upgrade.
- Driveway base failures showing as cracked or settled pavers. A paver driveway built on an undersized base over Montara’s clay-heavy marine soils will heave and settle within two winters. Most driveway replacements we do are rebuilding the base and drainage, not swapping out the top layer of pavers.
Unilock Service in Montara: What Local Conditions Mean for Your Equipment
Montara sits on marine terraces that drop sharply toward the Pacific. When winter rain arrives, the hillside ground off Highway 1 saturates fast – clay-heavy soils can’t drain quickly, and runoff channels through every low spot. For a Unilock retaining wall or paver patio, that changes the entire spec. Inland crews can often get away with a compacted base and standard backfill; in Montara, a wall without geogrid and a free-draining gravel wedge behind it is a future failure. We’ve rebuilt a leaning U-Cara retaining wall on a hillside street off Highway 1 behind a mid-century cottage near Unilock in El Granada where winter runoff had saturated the backfill and pushed the face out. The fix wasn’t re-stacking blocks – it was excavating to stable subgrade, adding geogrid layers, resetting the blocks with corrosion-resistant connectors, and finishing the job with a Brussels Block patio on a sloped base that sheds water away from the house. Any Unilock project in Montara starts with the drain, the grade, and the soil – not the block.
Unilock Models & Products We Service in Montara
We install and service the Unilock product families most spec’d for coastal residential hardscape: Brussels Block for driveways and patios with a classic tumbled-edge profile, Pisa2 for modern large-format paver work, U-Cara for segmental retaining wall systems on sloped lots, and Beacon Hill Flagstone for walkway and patio layouts that read more organic than modular. We source genuine Unilock blocks and matching caps to keep color and profile continuity when repairing an existing installation. When a wall or patio is failing, we diagnose base, drainage, and reinforcement before recommending tear-out – many jobs are rebuilds of the hidden structure, not the visible block. If you have an older Unilock paver color that’s no longer produced, we’ll match as closely as the current palette allows and tell you honestly if a different product would serve better.
See the difference
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AfterUnilock Service Pricing in Montara
Here are the market-calibrated ranges we quote for Unilock-related hardscape work across the South Bay and coastal hills:
| Service | Typical Range |
|---|---|
| Paver patio installation | $3,500 – $11,000 |
| Paver driveway installation | $7,000 – $18,000 |
| Driveway replacement | $5,000 – $14,000 |
What drives the cost in Montara specifically: slope access, soil conditions, drainage work, geogrid for walls, and whether we’re replacing a failed base or starting clean. A flat Montara patio on compacted ground is a different job than a hillside driveway with runoff issues. Our free estimates include a site walk, drainage assessment, and a written line-item quote so you see exactly where the money goes. We’re licensed and insured, and we provide fixed pricing with no change orders mid-project. Call (833) 725-3508 to schedule your free estimate.
Nate Burrell puts it this way: “Do it once, do it right – everything else is just a future repair bill.” We build every Unilock project in Montara to that standard.

Serving Montara, CA — Our Local Coverage Area
We’re our General Contractor in Montara 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 Montara
Yes, but only if it’s engineered for saturated marine soils. A U-Cara or similar segmental wall on a Montara hillside needs geogrid reinforcement, a free-draining gravel wedge behind the wall, proper drainage matting, and a stable subgrade excavated to solid ground. Walls built without that engineering – especially on terraces off Highway 1 – will lean or bulge within a few winters. Call (833) 725-3508 and we’ll walk the site and tell you what your slope actually needs.
Montara’s coastal fog and salt air cause efflorescence – white chalky mineral deposits that rise through the paver surface when moisture evaporates. North-facing patios and driveways in Montara and nearby Moss Beach Unilock service areas stay damp for weeks, which makes the staining more persistent than inland. We remove the deposits, clean the surface, and apply a breathable marine-grade sealer that slows the cycle without trapping moisture below the paver.
No. Standard steel hardware rusts through fast in Montara’s persistent marine layer, especially anywhere the fog accumulates. We spec stainless or hot-dip galvanized edge restraints, wall connectors, and fasteners on every Unilock installation we do here. It’s not an upcharge – it’s the only hardware grade that survives the climate. If you have an existing installation with corroded steel edging, we can replace it before the failure spreads to the base.
In Montara and the surrounding coastal area, a Unilock paver patio typically runs $3,500 – $11,000 and a paver driveway runs $7,000 – $18,000, depending on slope, drainage work, and base condition. Driveway replacement work on an existing base runs $5,000 – $14,000. These are market-calibrated ranges for coastal Bay Area pricing; an exact number depends on your site. Call (833) 725-3508 for a free written quote – no phone-tag, no vague ballpark.
It can, especially if the base wasn’t compacted in lifts or the joint sand wasn’t specified for sloped, wet conditions. Montara’s winter rain moves fast downhill, and a driveway that doesn’t shed water properly will lose joint sand and heave at the edges. We build paver driveways on sloped Montara lots with a slope-stable base and drainage that directs water to a safe outlet, not into the driveway structure. If your existing driveway is washing out, call (833) 725-3508 and we’ll diagnose the base before recommending a fix.
Service Areas Near Montara
We serve Montara and the surrounding coastal and inland communities including Morgan Hill, San Martin, Gilroy, and Corralitos. If you’re on the coast side of Highway 1, we handle Unilock projects across the whole 94037 ZIP and throughout the Montara service area. For neighbors just north or south, see our Unilock service in Pacifica and Unilock service in Brisbane pages.
Book Your Unilock Service in Montara Today
If you’re planning a Unilock patio, driveway, or retaining wall in Montara, don’t wait until winter rain exposes a bad base. Call (833) 725-3508 and we’ll schedule a free site walk and written estimate. Nate Burrell runs the job from start to final walkthrough, and we build every coastal Unilock installation to hold through the fog, the rain, and the decades after.
Written by Nate Burrell, Owner & General Contractor at Brookside Contractors, serving Montara and the greater Bay Area with Unilock hardscape installation and repair.