Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Unilock Construction in San Carlos, CA | Seaside Contractors
Unilock paver installation and repair across San Carlos runs $3,500 – $18,000 depending on whether we’re building a new patio or rebuilding a failing driveway base. What separates our Unilock work here is that we plan paver drainage and edge restraint around San Carlos’ post-war ranch and Eichler lots first, not the other way around. We install and repair Unilock pavers, walls, and coping throughout the 94070 ZIP code, and we also provide Unilock service in Redwood City. As an independent contractor, we’re not authorized, sponsored, or warranty-backed by Unilock. Call (833) 589-8103 to talk through your project.
Why San Carlos Residents Choose Us for Unilock Service
We’ve built and rebuilt hundreds of paver driveways and patios across the Peninsula using Unilock’s system, from the compacted open-graded base up through the last joint-sand pass. That matters in San Carlos because so much of the housing stock dates to the 1920s through 1960s, and the way a paver field sheds water directly affects the shallow foundations underneath those homes. Glen Sorrento, our owner, studied building construction technology at College of San Mateo and has spent two-plus decades working Peninsula project types, including paver jobs on the tight flats lots near downtown San Carlos where access and grading both fight you. We know how each Unilock series actually behaves on a San Carlos lot, not just how it looks in a showroom. Our Unilock sales & service work covers new installation, repair, and honest relay-versus-replace recommendations.
Styles & brands we work with







Common Unilock Construction Problems We Solve in San Carlos
- Sand-joint loss and unit migration. On small flat-lot patios that drain toward a shallow 1950s foundation instead of away from it, winter rain finds the joints fast. We see this a lot on the west side of San Carlos where fog keeps surfaces damp longer, so we re-screed with polymeric sand and correct the slope before the units start walking.
- Edge-restraint failure at the apron. Where a paver driveway meets an older concrete apron or the sidewalk, the first course spreads and the joints open. We pin new edge restraint into the existing concrete so the field stays locked where it matters most.
- Settling and rutting over under-compacted base. Tight downtown-flats lots in San Carlos often make full-size plate compaction awkward. We compact the open-graded base in lifts where the truck can reach, because skipping this step is exactly what causes ruts two rainy seasons later.
- Sealer haze and efflorescence. Belgian-style and textured Unilock units can show white haze after the first wet season, especially on fog-influenced lots where moisture lingers. We strip the sealer, clean the surface, and reapply with a breathable product that won’t trap moisture again.
- Drainage pits instead of daylighted water. We regularly see paver work in San Carlos that moves runoff into a side-yard drainage pit because the original lot grading predates the patio. On a ranch or Eichler, that pits water against the foundation. We re-slope the field to daylight water toward the street or a proper drain line.
Unilock Service in San Carlos: What Local Conditions Mean for Your Equipment
On the small close-together flats lots near downtown San Carlos and the Caltrain corridor, tight setbacks and daylight-plane review mean a paver patio or driveway that changes grading or lot coverage has to be documented for neighbor-notification scrutiny. That’s the single biggest difference between a San Carlos paver job and a paver job in a city with wider lots and looser coverage rules. We lay out and slope the Unilock field before excavation, not after the permit is in hand, because re-grading after the fact can trigger a resubmission and a two-week delay. For homeowners in the Howard Park and White Oaks neighborhoods, this early layout step is the difference between a smooth permit path and a stalled one. Let’s figure out what the job actually needs, then we’ll talk materials.
Unilock Models & Products We Service in San Carlos
We install and repair the full Unilock paver range across San Carlos, with the most common being Brussels Block for driveways and patios, Beacon Hill for larger-format flat fields, Onyx coping and wall units for raised edges and seat walls, and the U-Cara retaining wall system for grade changes on sloped lots near the hills, including Emerald Lake Hills Unilock service. When a repair calls for matching units, we use Unilock’s own profiles and compatible edge restraints, polymeric joint sand, and base aggregate rather than generic substitutes, because mixing profile families is what makes a repair look patched. If a patio or driveway can be lifted, re-based, and relaid, we’ll tell you that before we propose a teardown. Full replacement only earns its cost when the subgrade itself is failing.
See the difference
Before
After
Before
After
Before
AfterUnilock Service Pricing in San Carlos
Pricing depends on square footage, base depth, and whether we’re working with new excavation or repairing an existing field. San Carlos access conditions, like narrow side yards on ranch lots or tight setbacks on flats lots, can add labor hours. Every free estimate includes a written line-item scope with the specific Unilock product, base aggregate depth, edge restraint detail, and drainage plan, so you can compare bids on equal footing.
| Service | Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
| Driveway Sealing | $250 – $700 |
Call (833) 589-8103 for an exact quote on your San Carlos Unilock project. Estimates are free and we’ll come walk the lot with you.
Serving San Carlos, CA — Our Local Coverage Area
We’re a San Carlos General Contractor based in the 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 San Carlos
Yes, if the paver field changes lot coverage or grading, it can trigger setback and daylight-plane review, especially on the small flats lots near downtown and the Caltrain corridor. In San Carlos, paver work isn’t automatically exempt from coverage calculations the way some homeowners assume. We document the existing grade and proposed paver slope before excavation so the permit review has what it needs the first time. Call (833) 589-8103 and we’ll review your lot’s coverage situation during the free estimate.
Wet winters and fog-influenced west-side lots mean joint sand and base both need to handle prolonged moisture without washing out or holding water against a shallow foundation. We specify polymeric joint sand that hardens after wetting and a compacted open-graded base that drains instead of retaining water, exactly what San Carlos post-war foundations need. Call (833) 589-8103 to spec your project the right way.
In most San Carlos driveways, yes. If the units are intact and the failure is sand-joint loss, edge restraint, or a soft base layer, we lift, re-base, and relay the field with matching Unilock units. Full replacement only makes sense when the subgrade itself has failed or the paver profile has been discontinued. We’ll tell you honestly which one your driveway needs.
Driveways need a deeper compacted base than patios because they carry vehicle load, and on San Carlos ranch lots with shallow soil, we often excavate deeper and build back with compacted aggregate in lifts to prevent the rutting we see on under-built driveways. We follow Unilock’s installation system for base depth and compaction and adjust for the soil conditions on your specific San Carlos lot. Call (833) 589-8103 for a site-specific base specification.
No. We’re an independent general contractor that installs and repairs Unilock products throughout San Carlos, and we also offer our Home Remodeling in San Carlos. We’re not authorized, sponsored, or warranty-backed by Unilock. What we bring is direct field experience with how Unilock series perform on San Carlos lots, plus the freedom to recommend an honest repair over an unnecessary replacement.
Service Areas Near San Carlos
Beyond San Carlos, our Unilock crews cover the mid-Peninsula and South Bay. We regularly work in San Carlos service area neighborhoods and nearby communities including Unilock service in Redwood Shores and Unilock service in Belmont. If your lot is on the edge of two cities, call and we’ll confirm coverage.
Book Your Unilock Service in San Carlos Today
We’ll walk your San Carlos lot, check the drainage and existing grade, and give you a written line-item quote for the Unilock work. Call (833) 589-8103 to schedule your free estimate.
Written by Glen Sorrento, Owner at Seaside Contractors, serving San Carlos since day one.