Mortar Repointing in Austin, TX

Mortar Repointing in Austin, TX

Mortar repointing in Austin typically costs between $15 and $35 per square foot, with most chimney jobs landing in the $450 to $1,200 range depending on how much old mortar needs to be removed and replaced. It’s the repair your chimney needs when the joints between bricks start crumbling, cracking, or washing out, and it stops water from getting inside the structure before small cracks become big masonry bills. If you’ve noticed sandy grit at the base of your fireplace or mortar joints that look eroded, call Ashby Chimney Austin at (254) 274-4486 and we’ll give you a written price before any work starts. We’ve been doing this since 2002, and repointing is one of the repairs we handle most often as part of our broader Chimney Repair work.

Here’s the straight talk on repointing: the mortar is the sacrificial part of your chimney. It’s designed to wear out before the brick does. When it crumbles and you leave it, water gets behind the brick, freezes during the few hard cold snaps Austin gets each winter, and pops the faces off bricks. That’s when a $700 repointing job becomes a $4,000 rebuild. We’d rather catch it early for you.

When You Need Mortar Repointing

Most homeowners don’t spend their weekends staring at chimney mortar, so here’s what actually tips people off that it’s time to call us:

• Gritty sand or dust at the base of the fireplace or hearth. That’s dissolved mortar falling out of the joints. In Austin’s clay-heavy soil areas like Crestview and Allandale, you’ll often see this in homes built in the 1960s and 70s, when original mortar mixes were softer than what we use today.
• Crumbling or flaking mortar joints you can scrape with a fingernail. If the joint gives way that easily, it’s no longer holding the brick in place or keeping water out.
• Visible cracks running through mortar joints, especially at the chimney crown or just below the roofline. Austin’s heat does a number here. The masonry expands during 100-degree summer days and contracts at night, and over 20 or 30 years that thermal cycling cracks the original mortar.
• White staining (efflorescence) on the brick face. That’s salt being pulled out of the mortar by water moving through it. It means water is already inside the masonry and working its way out.
• Loose or spalling bricks. When mortar fails completely, bricks start shifting. On older chimneys in Hyde Park and Travis Heights, we see this a lot where the original lime mortar has turned to powder.
• Water in the firebox after heavy rain. Austin gets its share of downpours, and cracked mortar joints are one of the most common entry points we find when we investigate a leaky chimney.

If any of these sound familiar, the fix is usually repointing. And it’s better done sooner than later, because every month of Austin weather cycles makes the damage a little deeper.

Our Mortar Repointing Process

We show our work before we start it, and that includes repointing. Here’s how we approach every mortar job, whether it’s a small patch job on a two-story in Mueller or a full chimney face in Westlake.

1. Inspection and written price. We look at the full chimney, identify which joints have failed and which are still sound, and give you a written estimate before any work begins. No “we’ll see what we find” pricing. The number we quote is the number you pay.
2. Joint preparation. We grind or chisel out the failed mortar to a depth of at least 3/4 inch, which is the depth that gives new mortar enough surface to bond properly. We don’t just smear new mortar over old, failing material.
3. Mortar matching. Here’s where experience matters. Older Austin homes, especially the bungalows around Bouldin Creek and Zilker, were built with lime-based mortar that’s softer than modern Portland cement mixes. We match the composition and color so the repair doesn’t stand out or damage older brick by being too hard.
4. Repointing. We pack the new mortar into the joints in layers, tooling each pass so the finish matches the surrounding masonry. We use trade-grade materials from suppliers like Gelco and Olympia Chimney when the job calls for specialized mixes.
5. Cleanup and finish work. We clean the brick faces so no mortar smears or haze remain, then we walk the job with you. You see what we did, and you get the written guarantee before we leave.
6. Written guarantee. Every repointing job Ashby Chimney Austin completes carries our 365-Day Done Right Promise. If the repair fails inside the guarantee period, we come back and fix it at no charge. That’s part of the Kingswell Guarantee, and it’s included. Not sold as an add-on.

Mortar Repointing Pricing in Austin

Here’s the honest math on what repointing costs in Austin right now. These are the ranges we quote, and they match what you’d see from any established chimney company in town.

Scope of Work	Typical Austin Price Range
Small patch job (under 10 sq ft)	$350 – $600
Single chimney face repointing	$600 – $1,200
Full chimney repointing (all four sides)	$1,200 – $2,800
Crown repair + repointing combined	$900 – $2,200
Per-square-foot rate (materials & labor included)	$15 – $35

What moves the number is access, height, and how deep the damage runs. A one-story chimney in Round Rock with easy ladder access costs less than a three-story chimney on a steep roof in the hills west of MoPac, where we need scaffolding and fall protection. The depth of failed mortar matters too. A chimney that only needs surface repointing is a half-day job. One where we’re chasing decayed joints back two inches requires more time and material.

We give free estimates, and the price we write down is the price you pay. Call (254) 274-4486 and we’ll schedule a time to come look at your chimney and put a number in writing.

Why Masonry Repointing Matters for Austin’s Climate

Austin sits in a strange spot climate-wise. We get 100-degree summers, the occasional winter freeze, and short but intense rain seasons, often in May and October. That cycle is brutal on chimney mortar. The repeated expansion when it’s hot, contraction when it’s cold, and saturation when it rains means the mortar joints are the first part of your chimney to surrender.

What we see in neighborhoods like Rosedale and Brentwood, where many homes are hitting the 50 to 70 year mark, is that the original mortar has reached the end of its service life. Mortar from that era was often mixed with a high lime content, which is flexible but erodes faster. Modern mortar blends, including the trade-grade products we source from Gelco and Olympia Chimney, are formulated to handle the specific demands of chimney masonry in climates like ours.

The water intrusion angle is what costs homeowners real money. When mortar joints fail, rain gets behind the brick. When that trapped water freezes, even for one night in February, it expands and pushes bricks outward. We’ve seen entire chimney crowns split because water got in through failing mortar and had nowhere to go. Repointing is the cheapest way to keep that from happening.

What Sets Ashby Chimney Austin Apart

Nathan Corliss started doing chimney work in 2002, and the way we operate now is what he learned from two decades of watching homeowners get burned by contractors who overpromised and underdelivered. Every job we do follows the Kingswell Way, which comes down to five commitments: say the price, show up in the window, leave it cleaner than you found it, put the guarantee in writing, and come back if it fails.

Here’s what that looks like on a repointing job.

Written price before any work starts. We come out, we inspect, we write a number down. That’s the number. If we find something else while we’re working that needs attention, we talk to you first and agree on any additional cost before we do it.

Background-checked, uniformed technicians. You know who’s walking into your home. Our guys arrive in company gear, with identification, and they treat your house like it’s their own.

Live answers when you call. You call (254) 274-4486 and a real person picks up. Day or night. No voicemail loop, no “we’ll call you back in three to five business days.” If you’re looking at a chimney issue and want to know if it’s urgent, you’ll get an answer on the phone.

Materials from people who make chimney products for a living. We don’t grab whatever’s on the shelf at the big-box store. We source from trade suppliers like Gelco and Olympia Chimney, because chimney mortar has to meet different demands than sidewalk mortar. The right product means the repair lasts.

A guarantee in writing. Every repointing job comes with our 365-Day Done Right Promise. If the mortar fails inside the guarantee period, we come back and make it right. At no charge. That’s the whole point of putting it in writing: we’re accountable to it.

FAQs – Mortar Repointing

How much does mortar repointing cost in Austin?

Mortar repointing in Austin typically runs $15 to $35 per square foot, with most full-chimney jobs landing between $600 and $2,800 depending on access, height, and how much old mortar needs to be removed. We give free, written estimates before any work begins, so you’ll know your exact number before you commit. Call (254) 274-4486 and we’ll put it in writing.

Can you repoint a chimney without rebuilding it?

Yes, repointing is specifically designed to repair mortar joints without touching the surrounding brick, and it’s appropriate whenever the bricks themselves are still sound but the mortar has cracked, crumbled, or eroded. If the bricks are spalling or the chimney is leaning, that’s a different conversation and may require partial rebuild. We’ll tell you honestly which one you need after we inspect.

How long does mortar repointing last?

A properly done repointing job using the right mortar for the brick and Austin’s climate typically lasts 20 to 30 years, though the crown and cap may need attention on their own timeline. The key is matching the mortar hardness to the brick, because a mortar that’s too hard will crack the brick instead of sacrificing itself. Our technicians match mortar composition on every job, using materials from suppliers like Olympia Chimney when specialized mixes are required.

Do you guarantee your repointing work?

Every repointing job from Ashby Chimney Austin carries the 365-Day Done Right Promise as part of the Kingswell Guarantee. If the repair fails inside the guarantee period, we return and correct it at no charge. It’s not an add-on you pay extra for. It’s included on every job we complete, in writing, before we leave your house.

Can you match the existing mortar color?

Yes, we match both the composition and the color of your existing mortar so the repaired joints blend with the rest of the chimney. For older Austin homes in neighborhoods like Hyde Park and Travis Heights, that often means mixing a lime-based mortar tinted to match decades of patina. The result should be a repair that doesn’t advertise itself.

Get Your Mortar Repointing Estimate in Austin

If you’ve got crumbling mortar, cracked joints, or just want a professional opinion on the condition of your chimney masonry, call Ashby Chimney Austin at (254) 274-4486. We’ll answer the phone, schedule a time that works for you, and give you a written price before any work begins. Serving Austin and the surrounding communities since 2002, with the Kingswell Guarantee behind every repair. You know what you’re paying, who’s doing the work, and what happens if it’s not done right. That’s how it should be.

Written by Nathan Corliss, Owner at Ashby Chimney Austin, serving Austin.