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Unilock Construction in Los Altos Hills, CA | San Mateo Construction
We provide independent Unilock paver and retaining wall installation across Los Altos Hills, from long private drive approaches to hillside patios and segmental walls. What makes our Unilock work different here is that we plan every job around the Town’s private-road access limits, hillside drainage, and wildfire-hardening review process before a single paver gets laid. If you’re planning a Unilock driveway, patio, or wall on a steep Los Altos Hills parcel, call (855) 901-7266 for a free estimate and we’ll tell you straight what the site needs.
Why Los Altos Hills Residents Choose Us for Unilock Service
We’ve installed Unilock systems on foothill parcels long enough to know the Brussels Block, Beacon Hill, and Pasadena lines as they actually behave on a graded slope, not just on a flat showroom table. Noel Carrington, our owner, grew up pouring concrete footings with his father in San Mateo and has spent three decades on residential and light commercial jobs across the county, including Unilock in Stanford. That background matters when a Pasadena wall needs a proper geogrid tie-back on a one-acre drop, or when a Brussels driveway has to shed runoff from an unpaved approach without silting up.
We’re an independent crew. We are not authorized, sponsored, or warranted by Unilock, and we won’t pretend otherwise. What we are is familiar with their products, honest about when a wall needs a drainage fix instead of a patch job, and local enough to know how Los Altos Hills review, access, and fire-safety rules shape the job from day one.
For Unilock sales & service, we carry the product knowledge and the install experience that a hillside driveway or patio actually demands.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Los Altos Hills
- Pasadena and U-Cara walls leaning out on graded lots. A segmental retaining wall on a steep Los Altos Hills parcel carries a surcharge load that a flat-lot wall never sees. When the SRW wasn’t engineered for that load and lacks a geogrid tie-back, the wall face starts to bulge. We re-set the wall, fix the drainage behind it, and tie it back properly so it stops moving.
- Permeable Brussels Block driveways losing infiltration. Los Altos Hills driveways often run downhill from an unpaved private approach. Silt from that approach dumps into the joint aggregate, the openings clog, and the driveway stops draining. We clean and re-sand the joints, then address the sediment source so the system actually infiltrates again.
- Efflorescence and salt bloom after winter rains. The Santa Cruz Mountain foothills cycle between wet winters and very dry summers. When base course drainage is poor, water wicks up through Beacon Hill or Brussels pavers and leaves white salt deposits on the face. The fix is drainage first, then cleaning; sealing comes after the water path is corrected.
- Edge restraint failure on narrow private drives. A long, narrow driveway off a private lane sees occasional heavy delivery trucks. If the base isn’t deep enough, the edge restraints creep and panels shift, opening the joints. We rebuild those sections with a deepened, geogrid-reinforced base so the pavers hold under load.
- Pavers shoving downhill on sloped approaches. On a Los Altos Hills grade, a base that was fine for foot traffic can’t hold under vehicle braking and acceleration. You’ll see the field sliding toward the street or the house, joints opening, and edges dropping. A rebuild with proper compaction and base depth beats patching the surface every time.
Unilock Service in Los Altos Hills: What Local Conditions Mean for Your Equipment
Most Los Altos Hills driveways aren’t a simple curb-to-garage run. They’re long private approaches, often partly unpaved, with grades that climb or drop through the parcel. The Town can require driveway grade and access standards to be met before a project proceeds, which means a Unilock driveway job here often starts with fixing the grade and drainage of the whole approach, not just the paved apron at the house. That’s the part a generic paver crew misses.
We’ve done this on the hillside lanes above Mountain View. On a narrow private road off a steep slope, we rebuilt the first 80 feet of a sloped approach with Brussels Block on a deepened, geogrid-reinforced base because winter runoff kept pushing the old panels downhill. We reset a leaning Pasadena wall at the driveway edge with a proper drain and tie-back, matched the existing color so the new section blends, and the homeowner could finally get a delivery truck up the grade without the pavers shoving. That’s the difference between a showroom install and a foothills install.
If you’re searching for Los Altos Hills service area coverage, we handle the whole 94022 ZIP and the private lanes and hillside parcels that come with it.
Unilock Models & Products We Service in Los Altos Hills
We install and repair the Unilock lines that show up most often on Los Altos Hills properties, and we also handle Unilock repair in Loyola: Brussels Block (permeable and standard), Beacon Hill Flagstone (including SmoothCut), Pasadena and Pasadena Smooth wall systems, and the U-Cara multi-piece retaining wall. For any repair or tie-in, we use genuine Unilock paver and wall units so the color, texture, and module dimensions match the existing field. We pair those units with commercial-grade polymeric joint sand and geogrid, not generic fillers. When a wall is bulging from bad drainage, we fix the drainage and re-set. When the base is simply undersized for the slope, we tell you straight that a rebuild section beats patching pavers that will move again.
See the difference
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AfterUnilock Service Pricing in Los Altos Hills
Unilock work in Los Altos Hills starts with the same question every hillside job does: what’s the grade doing, and what’s under the surface? A flat patio on compacted soil costs less than a sloped driveway approach that needs a deeper base and a drainage fix. Here’s what we typically see in this market:
| Service | Typical Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
| Concrete Driveway Installation | $4,500 – $12,000 |
Every free estimate includes a walk of the site, a look at the drainage and the grade, and a written line-item quote. No change orders after the fact. Call (855) 901-7266 to schedule yours.
Serving Los Altos Hills, CA — Our Local Coverage Area
We’re based in the Los Altos Hills 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 Los Altos Hills
That white deposit is almost always efflorescence from water wicking up through the base course and evaporating at the paver face. In Los Altos Hills, the wet-winter-and-dry-summer cycle drives it hard, especially when the base wasn’t drained properly. The fix is drainage first, then a gentle clean and a breathable sealer if the owner wants it. Call (855) 901-7266 and we’ll diagnose the water path before we clean anything.
No. We’re an independent paving and hardscape contractor that specifies and installs Unilock products because they hold up to the grading and wildfire-hardening demands of this town. We are not authorized, sponsored, or warranted by Unilock. What that means for you is that our recommendations come from what works on a hillside, not from a distributor’s catalog.
Yes, we match the existing field with genuine Unilock paver and wall units so the color, texture, and module dimensions line up. We pair them with commercial-grade polymeric joint sand and geogrid, never generic fillers. A patch that doesn’t match the module dims will always show.
Most driveway rebuilds or major repairs run three to seven working days depending on the access, the grade, and how much drainage work the site needs. Private-road access can add time because the equipment has to move carefully on narrow lanes. We’ll give you a written schedule with the estimate.
Most paver driveway installations in Los Altos Hills run $7,000 to $18,000. The spread depends on the length of the approach, the existing base, and whether we’re fixing drainage or re-grading before the pavers go down. Call (855) 901-7266 for an exact quote. Estimates are free.
Service Areas Near Los Altos Hills
We also run Unilock work in Unilock service in Los Altos, Hillsborough, Belmont, and San Mateo. We’ve walked enough private lanes and graded parcels across the foothills to know what changes when you cross a town line. For Unilock service in Chinatown or elsewhere on the Peninsula, the same crew and the same material standards apply.
Book Your Unilock Service in Los Altos Hills Today
Tell me what you actually need, and we’ll figure out the right way to build it. Call (855) 901-7266 for a free estimate on your Unilock driveway, patio, or retaining wall in Los Altos Hills. We’ll walk the site, read the grade, and give you a straight answer.
Written by Noel Carrington, Owner at San Mateo Construction, serving Los Altos Hills and the Peninsula foothills.