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Unilock Driveway & Pavers: The Ventura Owner's Guide
If you have a Unilock paver driveway, walkway, or patio in Ventura and a section has shifted, cracked, or separated, the fix usually comes down to replacing the damaged pavers and re-compacting the base beneath them. We install and repair Unilock-compatible driveway and paver systems throughout Ventura, with an installed repair price of $700 – $18,000 depending on whether it's a single paver reset or a full driveway rebuild. Most paver-only repairs take one to two days once we can see the site. The way most Ventura owners discover the problem is simple: a paver sinks after winter rain, a border unit cracks along the driveway edge, or efflorescence won't stop blooming across a patio that used to look clean.
Key Takeaways
- Unilock pavers are modular, concrete-based units with specific size and color codes that must match your original installation for a seamless repair.
- Ventura's clay-heavy soil expands and contracts with winter moisture, which is the most common cause of paver shifting we see in this area.
- Repair cost depends on square footage, base condition, and access; a single paver reset is under $300 in most cases, while a full driveway rebuild runs $7,000 – $18,000 in Ventura.
- We stock common Unilock sizes and colors on the truck, and we special-order exact matches for discontinued or rare lines with a 5 – 10 business day lead.
- Every repair starts with a written price before any work begins, and every job carries the 365-Day Done Right Promise.
Styles & brands we work with







Which Unilock Models This Applies To
Unilock manufactures their pavers in a few distinct series lines: the U-Cara multi-piece wall system, the EnduraColor and Elegance paver lines with surface-hardened color, the Series and Thornbury lines for traditional rectangle and square formats, and the Town Hall and Brussels Block lines that mimic old-world cobblestone. Compatibility matters more than you might expect. Unilock runs their colors in dye lots, which means a "Sierra" paver bought in 2018 will not be a perfect visual match to a "Sierra" paver from the 2023 production run. If you are matching an existing Ventura driveway, we need the original product name and, ideally, a photo of the paver in daylight. The sizing is another gotcha: Unilock pavers are metric-based, not imperial. A Brussels Block paver is 4.8 inches by 3.15 inches by 2.36 inches, not a clean 4×3. Aftermarket units sold at local supply yards often claim compatibility but run slightly off, which leaves a 1/8-inch lip that catches toes and lawn mower wheels. We install OEM Unilock units whenever the product line is still in production. For discontinued lines, we source from a network of reclaimed-paver yards that inventory old Ventura-area tear-outs, and we will show you the color match before any mortar or sand touches the ground.
Elmstead Remodeling Ventura is an independent contractor and not affiliated with Unilock. We work with their products because the warranty travels with the material, but the installation and repair workmanship is ours, covered under the 365-Day Done Right Promise.
Signs Your Unilock Driveway & Pavers Is Failing
- Sinking or settling near the driveway apron: Ventura's clay soil holds water through winter and shrinks hard in summer. When the base layer under the pavers wasn't compacted deeply enough, the whole section drops, often within the first two years. You will see a dip where the car tires hit the same line every day.
- Edge units cracking or separating along the border: Unilock border units take lateral pressure from the pavers behind them. When the edge restraint shifts, the border cracks first and then the pavers behind it start to walk outward. On Ventura hillside lots, this is especially common where driveways slope toward the street.
- White, chalky bloom across the surface: Efflorescence happens when moisture pulls salts up through the concrete paver and evaporates at the surface. Ventura's coastal air keeps humidity high enough that efflorescence appears more often here than inland. One or two blooms are cosmetic; repeated bloom that leaves a rough, pitted surface means the paver's top layer is spalling and the unit is nearing replacement.
- Paver-to-paver gaps widening over a few months: Polymeric sand failure shows up as gaps that won't hold sand. The joint material washes out with rain or breaks down under traffic, and the pavers begin to shift individually. This is the earliest warning sign before bigger movement starts.
- Weeds or ants establishing in the joints: When the joint sand is compromised, weeds and ant colonies move in fast. The ants are actually the more serious problem in Ventura; their tunneling undermines the base course and creates voids under the pavers that become sinkholes after a wet winter.
Replacement Cost & What's Included
In Ventura, a paver driveway installation runs $7,000 – $18,000 depending on square footage, access, slope, and whether we are tearing out an existing slab or starting fresh. Paver patio installations run $3,500 – $11,000. For this Unilock-specific page, here is how repair pricing breaks down:
- Single paver reset (1 – 5 units): $250 – $400, including replacement pavers, new bedding sand, and re-compaction.
- Localized section repair (partial sink, 20 – 60 sq ft): $800 – $2,500, including base excavation and re-compaction.
- Edge restraint replacement with border paver reset: $600 – $1,800 per driveway side.
- Full paver driveway rebuild in Ventura: $7,000 – $18,000, including new permeable or compacted base, OEM or matched Unilock units, and joint sand.
- Paver driveway replacement (tear-out and rebuild): $5,000 – $14,000, final number driven by disposal costs and base depth required for your soil.
The written price we give you before any work starts includes the pavers, base material, joint sand, edge restraint, disposal of the old material, and the full clean-up. There are no change orders because the price is the price. Every job is photographed before the crew leaves so you can see exactly how the area was left, and if anything is not right, the 365-Day Done Right Promise covers it for a full year after completion.
See the difference
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AfterDIY or Call Us?
For pavers, most DIY work is safe but frustrating. You can absolutely reset a single loose paver: lift it out, add a thin layer of bedding sand, tap it back level with a rubber mallet, and sweep joint sand into the gaps. That is within reach for most Ventura homeowners on a flat surface. What goes wrong is when the base has failed. If your paver sank because the clay soil underneath shifted, lifting and re-bedding that one unit will have it sinking again within months because the underlying compaction problem is still there. A second common DIY miss is the rain: Ventura's winter moisture swells and re-softens poorly compacted base, and homeowners who repair in spring often redo it in November. The honest split is this: single-unit resets are DIY territory. Any section larger than a bathtub, any edge failure, any repeated sinking, or any paver cracking on a sloped driveway is where we recommend trained eyes and tamping equipment. Call (341) 218-4316 for a free site visit and a written price before the first board moves.
FAQs
A properly installed Unilock paver driveway lasts 25 – 40 years in Ventura's climate, but the base layer has a shorter honest lifespan of 15 – 25 years before compaction and soil movement start showing up as low spots. The pavers themselves rarely fail unless they are cracking, spalling, or on a slope with poor edge restraint. Call (341) 218-4316 for a site evaluation and a written repair price.
A hairline crack in a paver can be left alone if it is not moving, but a crack that has opened or a paver that has broken into pieces needs replacement because the fractured edges won't hold joint sand and water will keep working into the base. The replacement unit should be matched from the same product line and, ideally, the same general age. Call (341) 218-4316 and we will help identify the product and source a match.
A single-paver or small-section repair takes one day including base preparation, re-compaction, and dry-sweeping the joint sand, and the area is ready for foot traffic immediately and vehicle traffic within 24 hours. Larger driveway sections or edge restraints take two to three days when new base material needs to be imported and compacted in lifts. We will tell you the timeline in the written price, before any work starts.
We stock common Unilock-format units in standard sizes and several neutral colors on the truck for same-day repairs, including 4.8×3.15 inch Brussels Block-format units and larger 6×9 and 6×12 rectangle formats. Exact color matching for older dye lots or specialty finishes is special-ordered with a 5 – 10 business day lead, and we will show you the color match on site before installation. Call (341) 218-4316 to confirm we have your format on the truck today.
We Also Work With
Alongside Unilock, our Ventura projects regularly include materials and fixtures from KraftMaid, Cambria, and Silestone, so if your driveway repair leads you to look at the front walk, the entry, or a kitchen that could finally match the house you already have, we can handle that as one project with one written price.
Call for a Free Estimate in Ventura
If your Unilock driveway or paver patio is shifting, cracking, or just not holding up the way it should in Ventura's soil and coastal air, call (341) 218-4316 and ask for Graham. We will come out, look at the base, identify the product, and hand you a written price for the repair before anything gets touched. Shoe covers at the door, drop cloths where we work, a photo of the clean-up before the crew leaves, and the 365-Day Done Right Promise on every job we complete in Ventura.
Written by Graham Stein, Owner, Elmstead Remodeling Ventura at Elmstead Remodeling Ventura, serving Ventura and nearby areas.


