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.
Styles & brands we work with
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AfterHow Much Does Chimney Cleaning & Sweep Cost in San Marcos?
Chimney cleaning and sweeping in San Marcos typically costs $185 to $390 for a standard single-flue wood-burning fireplace, with most homes landing around $240. A basic sweep on an easily accessed flue runs $185 to $250, while jobs that need a camera inspection, a stubborn creosote removal, or a cap and crown repair push the total toward $390 or higher. Gas inserts and multi-flue masonry chimneys sit in a slightly different bracket, usually $260 to $450 depending on how much work the flue needs.
Chimney Cleaning & Sweep Cost Breakdown (2026)
Here’s what San Marcos homeowners actually pay for the pieces of a chimney visit. These ranges reflect the local market for 2026, not national averages.
| Service | Typical Price Range (San Marcos) |
|---|---|
| Standard chimney sweep (single flue, wood-burning) | $185 – $250 |
| Sweep with Level 2 video inspection | $260 – $390 |
| Gas insert / gas fireplace cleaning | $160 – $240 |
| Multi-flue masonry sweep (two or more flues) | $340 – $480 |
| Creosote removal (heavy or glazed Stage 3) | $290 – $560 |
| Chimney cap installation (Gelco or Copperfield) | $180 – $420 |
| Crown repair or rebuild | $350 – $1,100 |
| HeatShield liner resurfacing | $900 – $2,400 |
| DuraFlex flexible liner reline | $1,800 – $4,200 |
| Dryer vent cleaning | $130 – $240 |
What moves the number? The biggest drivers are flue condition and access. A clean single flue that’s swept every year is a simple job. A flue choked with glazed Stage 3 creosote takes longer, needs different tools, and often requires a video inspection before we can guarantee the flue is safe to use. Where the chimney sits on the house matters too. A chimney boxed into an interior wall or set behind a steep-pitch roof takes more setup time than one with clear outdoor access. Adding a cap, crown repair, or liner restoration during the same visit usually costs less than scheduling it separately, since the crew and equipment are already on site.
If you want the cleaning itself handled by a crew that repairs what it finds rather than handing you a referral, that’s what we do. You can schedule a chimney cleaning and sweep in San Marcos and get the inspection, sweep, and any needed repair from one company.
What Affects Chimney Cleaning & Sweep Pricing in San Marcos
- Creosote buildup level. Stage 1 (light soot) sweeps quickly. Stage 2 (moderate, flaky) needs more time and tooling. Stage 3 (glazed and hardened) is the one that pushes a job into the higher ranges and sometimes signals the flue needs HeatShield restoration before it’s safe to burn again.
- Flue type and liner condition. An unlined or clay-tile flue in an older San Marcos home may need a video inspection to check for cracks before anyone sweeps. If the tiles are cracked or the flue is undersized, we’ll talk through DuraFlex liner options during the same visit rather than leaving it as an open question.
- Number of flues. A single fireplace is one price. A two- or three-flue masonry chimney from a larger ranch or hilltop home takes proportionally longer and gets quoted per flue.
- Roof pitch and chimney access. Steep roofs, tall stacks, and chimneys on the downhill side of a slope take longer to set up and reach safely. That shows up in the labor portion of the estimate.
- Gas vs. wood. Gas inserts generally cost less to clean because there’s no creosote, but they still need a check for venting and carbon monoxide risk. Wood-burning units carry the full sweep cost.
- Add-ons found during inspection. A missing cap (letting rain and animals in), a cracked crown, or a rusted damper are common finds in this part of Central Texas. Catching them in the same visit saves a second trip charge.
Local climate and geography in San Marcos
This is hill country and river valley country, and it makes a difference to your chimney. The humidity off the San Marcos River and the late-summer storms that roll through Hays County push moisture into masonry that hasn’t been capped. Wind-driven rain gets into uncapped flues and starts water damage on the interior masonry before anyone notices. Our winters are mild, but we do get hard freezes – the kind that crack a crown or a mortar joint that was already compromised. We routinely see crowns that held up fine for years and then failed after a single freeze cycle. A cap and a crown check during your annual sweep is the cheapest way to avoid a much bigger repair later. If you’re anywhere near the river or the older neighborhoods downtown, that moisture exposure is worth taking seriously.
How to Save on Chimney Cleaning & Sweep
Chimney work is one of the few home maintenance categories where paying a little more now reliably prevents paying a lot more later. That said, there are real ways to keep the number down.
- Stay on an annual schedule. A chimney swept once a year stays in the $185 to $250 range. A chimney neglected for three or four years often lands in Stage 3 creosote territory and can double the cost.
- Bundle the dryer vent. Having the dryer vent cleaned during the same appointment usually costs less than booking it separately. It’s also a fire-safety service, and it’s a combustion pathway most homeowners don’t think about until they learn what lint buildup can do behind a dryer.
- Book before the fall rush. Late spring and summer appointments are easier to schedule and often come with more flexibility on pricing than the October-November crunch when everyone remembers their fireplace. Call (866) 472-2513 for a free estimate and a spot on the schedule.
- Address small findings early. A $180 cap now is cheaper than a crown rebuild, and re-capping after water damage is not. If we find a cracked crown or a loose cap, we can fix it the same visit.
- Ask for the inspection in writing. A professional sweep should leave you with a clear report of what was found and what, if anything, needs attention. That documentation is useful when you sell the house, and it prevents surprise costs down the road.
What’s Typically Included in a San Marcos Chimney Cleaning?
A standard sweep covers the firebox, damper, smoke chamber, and flue. We use drop cloths and a HEPA-rated vacuum so the living room stays clean, and we brush the flue with the right tool for the liner material. After the sweep, we run a visual inspection and, if the flue is lined, checked for cracks, or hasn’t been cleaned in years, we’ll recommend a Level 2 video inspection. That camera inspection is what catches the cracked tiles and gaps a visual check can miss. If the flue needs restoration, HeatShield is the system we use to resurface aging masonry from the inside, and it’s a method general handymen aren’t set up to apply.
What About Chimney Repair and Dryer Vent Cleaning?
Chimney sweeping is only useful if it feeds into real repair capability. If we find a damaged flue, a failed crown, or missing mortar, we can quote and complete the repair rather than sending you to a third party. We source DuraFlex flexible liners, Gelco caps, Olympia Chimney components, Famco venting, and Copperfield hearth products from professional trade suppliers, not the hardware store. That matters because a $40 cap from a big-box shelf is not the same product as a professional-grade Gelco cover sized to your flue.
Dryer vent cleaning is the third service and it belongs on the same call. Lint is a combustion fuel, and a dryer vent is a direct path from a heat source to your home’s structural framing. We clean dryer vents because we understand combustion pathways, and it’s a fire-safety service in the same way a chimney sweep is. You can learn more about our full scope on the Oakgrove Chimney Sweep home page.
Frequently Asked Questions – Chimney Cleaning & Sweep Cost
How much does chimney cleaning cost in San Marcos?
Expect $185 to $390 for a standard chimney cleaning in San Marcos, with most single-flue wood-burning fireplaces landing around $240. Sweeps with a video inspection run at the higher end of that range. Call (866) 472-2513 for an exact quote – estimates are free.
Is it cheaper to repair or replace a damaged chimney liner?
Resurfacing is almost always cheaper than a full reline. HeatShield liner resurfacing typically runs $900 to $2,400 and restores an aging masonry flue from the inside. A full DuraFlex liner replacement runs $1,800 to $4,200 depending on flue size and length. We’ll tell you honestly which one your flue actually needs after an inspection, not before.
Can you come today or tomorrow?
Same-week scheduling is common in San Marcos outside the fall peak, and we’ll tell you honestly when the next opening is when you call. Late spring and summer appointments are the easiest to get. Call (866) 472-2513 and we’ll find a slot that works.
How much does dryer vent cleaning cost, and should I bundle it?
Dryer vent cleaning runs $130 to $240 on its own, and bundling it with a chimney sweep usually brings the combined price down. It’s worth doing because lint buildup behind a dryer is a real fire risk, and most San Marcos homes we visit haven’t had the vent cleaned since the appliance was installed.
Why does my quote seem higher than the $185 baseline?
Higher quotes come from heavier creosote (Stage 3 adds $100 to $300), multiple flues, steep roof access, or add-ons like a cap, crown repair, or a video inspection. The baseline covers a simple single-flue sweep on a well-maintained chimney. We’ll always break out exactly what’s driving the number before you commit – free estimates mean no surprises.
How often should a San Marcos chimney be cleaned?
Once a year for wood-burning fireplaces that see regular use, and every year for gas inserts to catch venting problems early. Homes that burn a lot of wood, or burn green wood, may need a mid-season check. The annual sweep is the cheapest form of prevention you’ll ever buy for a combustion system.
Pricing reflects the San Marcos market as of 2026. Oakgrove Chimney Sweep offers free estimates – call (866) 472-2513.
Written by the team at Oakgrove Chimney Sweep, serving San Marcos, TX. We repair what we find – sweep, inspection, and repair from one company.
What Our Customers Say
"Drop cloths everywhere, HEPA vac, and not a speck of soot on the carpet. I'd been dreading the mess for nothing."
— Steve Doyle"Creosote buildup was worse than I realized. He measured it, showed me the glazing on the flue with the camera, and was honest that we were closer to a chimney fire than I wanted to hear."
— Hector Garcia"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