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Cambridge Pavers Home Additions & ADU: The Austin Owner’s Guide
Home additions and ADUs built with Cambridge Pavers products typically run $45,000 – $130,000 in Austin depending on square footage, foundation work, and interior finish level. We install Cambridge-compatible paver systems on driveways, walkways, and patio areas tied to these projects, and we carry the most commonly needed replacement pavers on our trucks for Austin jobs. Most owners discover a paver problem the same way: a paver shifts after a heavy rain, a corner crumbles from years of Texas sun, or a driveway edge sinks where the base washed out underneath. It starts small and gets worse fast if water keeps finding its way in.

Tell me what you need, I’ll tell you what it costs, and we’ll go from there.
Which Cambridge Pavers Models This Applies To

Cambridge Pavingstones makes three main product lines we work with regularly in Austin: the RoundTable collection (tumbled edges, older-driveway aesthetic), the Ledgestone line (clean, modular rectangles that read more contemporary), and the ArmorTec series, which carries a higher compressive strength for driveway use. If you’re trying to match an existing paver, look at the underside of a loose stone. Cambridge stamps a mold number and color code there. Bring us that code or a photo and we can usually identify the match within a day.
One thing that catches Austin homeowners off guard: Cambridge color lots vary. A paver bought in 2019 will not be a perfect match for a 2024 production run of the same named color. UV exposure changes the surface too. If you’re patching a small area and want it invisible, we often recommend pulling pavers from a less-visible section (behind a shed, along a side yard) and installing the new ones there. It’s a trick we’ve used on dozens of South Austin patios to keep the visible surface consistent.
Penhallow Remodeling Austin is an independent contractor, not affiliated with Cambridge Pavers. We stock common replacement units locally and source direct through Texas paver distributors, which keeps lead times shorter than ordering from out of state.
Styles & brands we work with







Signs Your Cambridge Pavers Home Additions & ADU Is Failing
- Paver has sunk below the surrounding surface. This almost always means the base layer has eroded or was never compacted properly. In Austin’s clay-heavy soil, rain soaks in and expands the ground, then summer heat dries it out and contracts it. The cycle slowly undermines the sand bed under your pavers.
- Edges are separating or spreading. The edge restraint has failed or was never installed. Without it, the whole field drifts outward over time, especially on sloped driveways and walkways. We see this a lot in neighborhoods like Mueller and Circle C where driveways pitch toward the street.
- Surface is flaking or pitting. Austin’s UV index is brutal on paver sealers. Once the sealer breaks down, the paver face starts eroding. Don’t panic: most Cambridge pavers can be flipped if the underside is intact, which cuts material cost roughly in half versus full replacement.
- Weeds or ants pushing up between joints. Polymeric sand has failed or was swept thin. Ants love the void space. This is a fixable problem, but the joints need to be cleaned and re-sanded properly, not just topped off, or the ants come right back.
- White chalky residue on the surface. That’s efflorescence, mineral salts wicking up through the paver from moisture below. Common with paver patios and walkways in Austin where drainage isn’t great. It’s cosmetic, but it signals water moving where you don’t want it.
Replacement Cost & What’s Included
| Scope | Typical Austin Price Range |
|---|---|
| Isolated paver replacement (1 – 10 units, matching on-site stone where possible) | $200 – $900 |
| Small paver patio or walkway repair (re-level, re-sand, re-edge, under 150 sq ft) | $1,500 – $4,500 |
| Full paver driveway or large patio rebuild (new base, new sand, re-lay, new edge restraint) | $7,000 – $18,000 |
| Home addition or ADU build including paver hardscape, foundation, framing, finishes | $45,000 – $130,000 |
The single biggest cost driver is whether your base layer is still sound. If the pavers failed because the base was thin or poorly compacted, a patch job will fail again inside two years. We write that plainly in our estimates. You get a written price before any work starts, and the number on that sheet is the number on your invoice. No change orders, no surprise line items at the end. If the repair fails within 365 days, we come back and fix it at no charge under our Done Right Promise. That’s in writing on every project we do.
See the difference
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AfterDIY or Call Us?
Pavers are one of the few home improvement projects where a careful homeowner can do meaningful work themselves. Replacing a single cracked paver is straightforward: pry it out with two flat bars, level the sand bed underneath, and set the new one. Watch a few videos and go slow. The danger zone is anything involving the base layer. Compacted road base, proper drainage slope, and edge restraint are not a weekend project. Get the base wrong and water pools, the field shifts, and you’re pulling up the whole thing in two years. We’ve rebuilt dozens of DIY paver jobs around Austin where the first attempt looked fine for six months and then started rolling like a wave. If you’re not sure whether your base is sound, call (325) 225-5429 and we’ll take a look. The estimate is free, and you’ll know exactly what you’re working with before you spend a dime.
FAQs

With a properly compacted base and occasional re-sanding of the joints, Cambridge concrete pavers will outlast the structure they surround: 25 to 40 years in Travis County’s freeze-thaw and high-UV conditions. The pavers themselves rarely “wear out.” It’s almost always the base or the edge restraint that fails first.
Call (325) 225-5429 for an exact quote on your project. Estimates are free and written.
Yes, in most cases. A paver with a flaking top face can often be flipped over if the underside is clean, which drops the material cost to near zero. A cracked paver is simpler to replace than repair. If the stone is stained, we can sometimes rotate it to a less visible position.
Call (325) 225-5429 and we’ll tell you whether your specific damage is worth repairing.
Most isolated paver replacements take half a day. A full patio re-level or driveway rebuild runs two to four days depending on square footage and whether we’re correcting drainage. We’ll give you a written start window and a written completion date before work begins, and we hold to both.
Call (325) 225-5429 to schedule your free estimate and get a timeline in writing.
We keep the most common Cambridge colors and sizes in our Austin inventory, and we can source any current production unit through our local distributor within three to five business days. If you’re matching a discontinued color, we’ll work with you on a replacement strategy that keeps the visible surface looking intentional.
Call (325) 225-5429 with your paver’s color code and we’ll check stock while you’re on the phone.
Ready to Fix It Right?
If you have a Cambridge Pavers home addition, ADU, driveway, patio, or walkway that’s failing, we’ll come out, look at the base, and tell you honestly what it needs. A written price before any work starts. A real arrival window. A 365-day promise to make it right if something fails. That’s how Trevor Nash and the Penhallow Remodeling Austin crew have operated in this city for over a decade, from South Congress to the suburbs. We also work with KraftMaid cabinetry, Cambria countertops, and Silestone surfaces on the interior side of your addition or ADU, so one call covers the hardscape and what sits on top of it.
Call (325) 225-5429 to schedule your free estimate.
Written by Trevor Nash, Owner, Penhallow Remodeling Austin at Penhallow Remodeling Austin, serving Austin and nearby areas.


