Sweep & inspection
Caps & crowns
Flue relining
Masonry repair
Gas fireplace serviceLevel 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed
Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.
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AfterHow Much Does Chimney Liner & Rebuild Cost in San Marcos?
A chimney liner or rebuild in San Marcos typically runs $2,400 to $9,800, depending on whether you need a stainless liner for an existing flue or a partial masonry rebuild. A straightforward stainless liner install on a single-story home usually lands between $2,400 and $4,600, while rebuilding the chimney above the roofline can push past $8,000 once you account for framing, crown, and flashing. If your technician finds cracked tile during a sweep, you’ll want a real number before the work starts, not a vague “we’ll see.”
We do this work across San Marcos every week. The price gap between quotes usually comes down to materials and scope, not labor rates. A contractor using a boxed liner kit from a hardware store and one installing a DuraFlex flexible liner system are quoting two different jobs that happen to share a name. That difference matters for how long the repair holds.
Chimney Liner & Rebuild Cost Breakdown (2026)
Here’s what the line items look like in the San Marcos market for 2026. These ranges reflect professional-grade materials and full-scope labor, not the cheapest bid you’ll get.
| Work Item | Typical Price Range |
|---|---|
| Chimney sweep & inspection (baseline) | $185 – $320 |
| Stainless flexible liner install (single-story) | $2,400 – $4,600 |
| Stainless liner install (two-story run) | $3,800 – $6,200 |
| HeatShield liner resurfacing (masonry flue) | $1,650 – $3,100 |
| Insulated liner with new top plate & cap | $3,200 – $5,400 |
| Partial rebuild (above roofline) | $4,200 – $7,400 |
| Full chimney rebuild (below roof to crown) | $7,500 – $9,800+ |
| Crown rebuild | $650 – $1,400 |
| Flashing repair | $380 – $850 |
| Gelco chimney cap install | $260 – $600 |
| Firebox repair (minor / major) | $550 – $2,400 |
| Damper replacement | $340 – $720 |
Most homeowners in San Marcos don’t realize how much of the final bill is decided before anyone climbs a ladder. The liner material, whether the flue is offset or straight, the height of the chimney run, and whether the existing masonry can hold a new liner are the four variables that move the number most. A flue with a sharp offset in a two-story 1970s ranch can double the labor on a liner install compared to a straight vertical chase in a newer build out near the Wonder World Drive corridor.
Rebuilds cost what they cost because masons are rebuilding structure, not just brick. If the shoulder of the chimney is crumbling or the crown is failing, we’re often replacing the top three to five courses above the roofline and re-flashing where the chimney meets the shingles. Gelco caps and CrownTech-style crowns add cost but are what keeps water out of the structure for the next decade.
What Affects Chimney Liner & Rebuild Pricing in San Marcos
San Marcos has its own quirks. The Hill Country edge we sit on means freeze-thaw swings in January and February that crack masonry faster than most of the state. We see this constantly in older homes near downtown and along the Aquarena Springs area, where chimneys from the 1950s and 1960s have never been relined and the original clay tile is spalling.
These are the factors that push a quote up or hold it down in San Marcos specifically:
- Flue condition and tile integrity. A flue with intact clay tile can often be restored with HeatShield liner resurfacing for a fraction of a full reline. A flue with shattered tile or gaps at the mortar joints needs a stainless liner. That’s the single biggest price lever, and it’s why we sweep before we quote.
- Chimney height and roof pitch. A steep-pitch roof means more staging and slower work, and a two-story chase means longer liner runs. Both add to the labor side of the bill. We don’t quote a rebuild from a photo; we quote from the roof.
- Whether the flue is currently serving a wood stove or insert. An insert installed in the 1980s often requires bringing the flue up to current clearance standards, which adds components like an insulated liner and a new top plate. Famco venting components and insulated liner kits run higher than an uninsulated drop-in, but they’re what the installation actually needs to be safe.
- Local soil movement. San Marcos sits on expansive clay soils in spots, and we see chimneys that have pulled away from the house by a quarter inch or more after dry summers. That kind of movement turns a lining job into a rebuild-and-flashing repair.
- Material grade. A hardware-store liner kit and a DuraFlex flexible liner system from a professional supply chain are priced differently for a reason. The thicker stainless, the correct alloy for wood versus gas, and the fittings all matter. We stock Olympia Chimney and DuraFlex because those are what hold up in this climate.
- Whether you bundle the sweep and repair. We diagnose and repair in the same visit. If you’ve had a sweep from another company who then referred you out to a mason, you’re paying two trips and two overheads. One company doing sweep, inspection, and repair keeps the total lower and the accountability in one place.
If you want the deeper walkthrough of the liner and rebuild work itself, our Chimney Liner & Rebuild in San Marcos page covers the process start to finish. Pricing is only half the story; knowing what’s actually being installed is the other half.
How to Save on Chimney Liner & Rebuild
The biggest savings come from catching the problem before it becomes a rebuild. A $185 inspection that finds a cracked crown now saves you a $4,000 rebuild in three years. That’s not a sales pitch; it’s how the math works when water gets into a masonry chimney and freezes.
A few practical ways to keep the number down:
- Get the sweep and the inspection done together. Every sweep we do includes a Level 2 visual inspection. We’re not charging separately to tell you what’s wrong with your flue. When you call for a cleaning, you get the diagnosis in the same visit.
- Ask about HeatShield before committing to a full reline. If your flue has minor cracking but is structurally sound, HeatShield liner resurfacing is a professional-grade restoration that costs significantly less than a stainless install. We’re certified to apply it, and most generalist handymen can’t offer it at all.
- Fix the cap and crown early. A Gelco cap and a sound crown are the two cheapest things you can do to protect a chimney. Both keep water and animals out, and both prevent the kind of masonry damage that leads to a rebuild quote.
- Bundle dryer vent cleaning with the chimney visit. If it’s been more than a year since your dryer vent was cleaned, we can do it on the same trip. Combustion-pathway specialists do this work better than a separate duct-cleaning company, and bundling means one visit instead of two.
- Get the estimate in writing before the work starts. Our estimates are free and itemized. Call (866) 472-2513 and we’ll come out, sweep, inspect, and quote the repair on the spot. No pressure and no upselling a rebuild when a liner will do.
One more note on saving money that most people don’t hear: don’t delay a rebuild if the masonry has actually failed. A rebuild done now is a fixed cost. A rebuild put off for two winters, with water freezing inside the brick and the flashing pulling loose, costs more every season it waits. We’d rather tell you the truth about the timeline than let you defer a repair that gets worse.
FAQs – Chimney Liner & Rebuild Cost
How much does a chimney liner cost in San Marcos?
A stainless chimney liner in San Marcos runs $2,400 to $4,600 for a single-story home, and $3,800 to $6,200 for a two-story run. The range reflects flue height, whether the liner needs insulation, and whether the existing tile is intact enough to skip a full rebuild. Call (866) 472-2513 for an exact quote; estimates are free.
Is it cheaper to reline or rebuild a chimney?
Relining is almost always cheaper than a rebuild. A stainless liner install or HeatShield resurfacing costs a fraction of a rebuild, and it solves the most common problem (a failed flue). A rebuild only becomes necessary when the masonry structure itself has failed. We inspect before we quote so you’re not sold a rebuild you don’t need. Free estimates at (866) 472-2513.
How much does a chimney rebuild cost in San Marcos?
A partial rebuild above the roofline runs $4,200 to $7,400, and a full rebuild from the firebox up runs $7,500 to $9,800 or more. The difference comes down to how many courses of brick need replacing, whether the crown and flashing are included, and access. Get a written number before any masonry comes down. Call (866) 472-2513.
Can you do the liner install the same day as the sweep?
Often, yes. If the inspection confirms a standard liner install and we have the right DuraFlex or Olympia Chimney components on the truck, we can complete a single-story install the same day. Two-story runs and jobs requiring a new top plate or cap often need a second visit. Call (866) 472-2513 and we’ll tell you on the phone what to expect.
Why do San Marcos chimney quotes vary so much?
Because “chimney liner install” describes wildly different jobs. The variance usually comes from material grade (professional supply chain versus boxed kits), whether insulation and a new top plate are included, and whether the contractor is diagnosing the flue or just dropping in a liner. We quote the full scope with DuraFlex, HeatShield, Gelco, and Famco components, and we itemize the estimate so you can see exactly what’s included. Free estimates at (866) 472-2513.
If your chimney is due for a sweep, showing signs of water intrusion, or you’re not sure when the flue was last inspected, the fastest way to get a real number is to have us out. We sweep, inspect, and quote the repair in one visit, and we repair what we find rather than handing you off. If it’s been more than a year since your dryer vent was cleaned, we can handle that on the same trip. Call Oakgrove Chimney Sweep at (866) 472-2513 for a free estimate, and head back to our home page if you want to see the full range of what we do.
Pricing reflects the San Marcos market as of 2026. Oakgrove Chimney Sweep offers free estimates – call (866) 472-2513.
What Our Customers Say
"Swept it, capped it, and installed a proper damper. The downdraft smell in the summer that we'd lived with for years is gone."
— Alma Salazar"Crown was cracked and taking water. Repaired it rather than quoting a rebuild, which the previous company had pushed hard for."
— Neil Novak"Good work. The written inspection report took about a week to arrive after I asked for it, which was slower than I expected."
— Adriana Delgado