Chimney Repair in San Antonio, Texas
Chimney sweeping, inspections, masonry repair and chase cover work for San Antonio homes — from Alamo Heights limestone to Stone Oak factory-built fireplaces.
- Licensed & Insured
- Free Written Estimates
- Local San Antonio Technicians
- Workmanship Warranty
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Get Your Free Chimney Estimate
Fill in your details and we'll get back to you about your chimney — wherever you're located in our service areas.
Free written estimate
An itemized price in writing before any work begins — no obligation to book.
Flat-rate, honest pricing
Published prices on sweeps and inspections. No surprise add-ons after we arrive.
Licensed, insured & warrantied
Fully insured technicians and a workmanship warranty on every repair we perform.
Same-day & next-day slots
Local dispatch means fast scheduling, tight arrival windows and a call before we come.
Why San Antonio Chimneys Need a Different Approach
San Antonio homeowners often assume a mild winter means their chimney can be ignored. The opposite is true. Because fireplaces here run only a handful of nights a year, they sit unused for ten months at a time — long enough for birds, squirrels and wasps to nest inside, for chase covers to rust through in the humidity, and for the first genuine cold snap to send smoke into the living room.
The other San Antonio problem is underfoot. Much of the metro sits on expansive clay over limestone, and that soil swells in the rain and shrinks hard in the summer drought. Chimneys have their own footing, so they move independently of the house. The result is the classic South Texas symptom: a visible gap opening between the chimney and the exterior wall, cracked mortar joints running in stair steps, and a stack that is slowly tilting away from the home.
What Makes San Antonio Chimneys Fail
Expansive Clay Soil Movement
Wet-dry soil cycling shifts the chimney footing independently of the house, opening a gap between the stack and the wall and cracking mortar in stair-step patterns.
Animal & Bird Nesting
Ten unused months a year make a warm flue attractive. Nests block draft completely and are one of the most common causes of a smoky first fire.
Rusted Chase Covers
Newer subdivisions use factory-built fireplaces with sheet metal chase covers. Humidity rusts them through and rusty streaks down the siding are the first visible sign.
Sudden Hard Freezes
Rare but severe cold snaps push families to light a fireplace that has not been swept in years — with creosote and debris still in the flue.
Hard Water & Limestone Staining
Mineral-heavy runoff leaves white efflorescence on masonry, a visual clue that water is moving through brick that should be shedding it.
Heavy Downpour Leaks
Flash-flood-style rain events overwhelm marginal crowns and flashing far faster than steady drizzle would, exposing leaks that stayed hidden all year.
Not Sure What Your San Antonio Chimney Needs?
Tell a local technician what you see, smell or hear. We’ll help you identify the safest next step and explain the options before you commit.
Prefer to send details?
Share what you're seeing and we'll contact you to confirm the right next step.
Send My Chimney DetailsWhat's Wrong With Your Chimney?
Answer two quick questions and get an instant read on the likely cause, how urgent it is, and what it usually takes to fix in San Antonio.
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Complete Chimney Services for San Antonio Homeowners
Every service below is performed in San Antonio and the surrounding Greater San Antonio area, with a free written estimate before any work begins.
Chimney Repair San Antonio
Chimney Repair & Masonry
Repointing stair-step cracks, resetting shifted masonry, crown repair and stabilizing chimneys that have pulled away from the house due to soil movement.
Get a quoteChimney Sweep San Antonio
Chimney Sweep & Cleaning
Creosote removal plus clearing nests, leaves and debris from flues that sat unused all year — the single most useful service for a San Antonio fireplace.
Get a quoteChimney Inspection San Antonio
Chimney Inspection
Standard and Level 2 camera inspections to check flue integrity, chase covers, caps and separation from the structure before you light the first fire.
Get a quoteChimney Rebuild San Antonio
Chimney Rebuild & Restoration
Rebuilding stacks that have leaned, cracked or deteriorated beyond repointing, including stucco chimney restoration common in San Antonio subdivisions.
Get a quoteFireplace Repair San Antonio
Fireplace Repair
Firebox and refractory panel replacement, damper service, gas log and gas insert troubleshooting for the units found in most newer Texas builds.
Get a quoteChimney Leak Repair San Antonio
Chimney Leak Repair
Chase cover replacement, flashing resealing, crown rebuilding and masonry water repellent to stop leaks during heavy South Texas rain.
Get a quoteFive Steps From Your Call to a Fixed Chimney
No mystery pricing and no guesswork. Here is exactly how a San Antonio job runs from the first phone call to the final walkthrough.
1. Call or send your details
Tell us what you're seeing. We ask the right questions up front so the right technician and materials show up.
2. Photo-documented inspection
We inspect the crown, flashing, masonry, cap and flue — and photograph everything so you see it with your own eyes.
3. Free written estimate
A clear, itemized price in writing before anything starts. No pressure, no surprise add-ons, no obligation.
4. The repair, done right
Matched materials, drop cloths inside, a clean worksite outside, and a tidy hand-back when we're finished.
5. Walkthrough & warranty
After photos, a walkthrough of what changed, and a workmanship warranty you can hold us to.
Chimney Projects We've Completed
Every job is photo-documented before and after, so San Antonio homeowners can see exactly what was wrong and exactly what we fixed.
CompletedMasonry Rebuild
Deteriorated brick removed and rebuilt with matched mortar.
CompletedChase Rebuild & Repaint
Rotted chase rebuilt, sealed and finished with a new cap.
CompletedCrown & Cap Replacement
Cracked crown covered and sealed with a new metal cap.
CompletedCap & Step Flashing
New chimney cap plus fresh step flashing to stop leaks.
CompletedChase Cover Swap
Rusted-through cover replaced with new galvanized steel.
CompletedMulti-Flue Crown Restoration
Three flues re-capped and crown fully restored.
CompletedStucco Chimney Flashing
Watertight flashing detail on a standing-seam roof.
CompletedCustom Cover Fabrication
Cover fabricated on site for an oversized chimney.
What Homeowners Say About Us
5.0 average rating
Serving San Antonio, Texas and the surrounding area
“After the heavy rain we had water coming down the firebox wall. They found the chase cover was rusted through, replaced it, and sealed the brick. Dry through every storm since.”
Heather M.
Chimney Leak Repair · Stone Oak · 1 month ago
“Our limestone chimney had hairline cracks all over the crown from the heat. They repaired and waterproofed it and matched the color so well you can't tell where the work was done.”
Monica T.
Chimney Crown & Masonry Repair · Boerne · 2 months ago
“Bought an older house and needed a real inspection before we used the fireplace. He walked the roof, scanned the flue, and sent a photo report the same day. Everything explained in plain English.”
Ramon G.
Chimney Inspection · Alamo Heights · 2 weeks ago
Flat-Rate Pricing for San Antonio Homes
$99
Chimney Sweep & Cleaning
$79
Full Level 2 Inspection
$59
Standard Inspection
10% Heroes Discount for military, veterans, police, firefighters, EMTs and seniors 65+.
San Antonio Areas We Serve
Captain Chimney Repair dispatches technicians throughout Greater San Antonio. We do not operate a walk-in office in San Antonio — all work is scheduled by phone and performed at your home.
- Alamo Heights
- Stone Oak
- Terrell Hills
- Olmos Park
- Shavano Park
- Helotes
- Leon Valley
- Converse
- Schertz
- Universal City
- Boerne
- New Braunfels
- Cibolo
- Bulverde
- Fair Oaks Ranch
- Live Oak
Questions From San Antonio Homeowners
Still unsure? Call and ask — we answer honestly, even when the answer is that you don't need the repair yet.
(708) 708-8368In San Antonio this is almost always expansive clay soil. The chimney sits on its own footing and moves separately from the home's foundation as the ground swells and shrinks. A small gap is monitorable; a widening one, or a stack that visibly leans, needs assessment before it becomes a rebuild.
Have it inspected annually even if you only burn a few nights a year. Light use does not stop nesting animals, rust, or debris buildup — and those, not creosote, are what usually block a San Antonio flue.
A failing sheet metal chase cover. Water is pooling on top instead of draining and has rusted through. Replacing it with a properly sloped stainless cover stops both the staining and the water entering the chase.
Yes. Stucco-clad chimneys are common in San Antonio subdivisions and have their own failure pattern — cracking at corners and water getting behind the stucco. We repair, patch and restore stucco chimney exteriors.
It depends entirely on what is wrong — a sweep, a chase cover and a partial rebuild are very different jobs. Call (708) 708-8368 for a free written estimate after an assessment; we quote before any work starts.
More Chimney Services in San Antonio
- Chimney Sweep San Antonio
- Chimney Inspection San Antonio
- Chimney Leak Repair San Antonio
- Fireplace Repair San Antonio
- Gas Fireplace Repair San Antonio
- Chimney Cap Installation San Antonio
- Chimney Liner Replacement San Antonio
- Chimney Crown Repair San Antonio
Other Markets We Serve
Back to Captain Chimney Repair home for all services, project photos and reviews.
Book Your San Antonio Chimney Service Today
Free written estimates, honest assessments and workmanship we stand behind — for homeowners across Greater San Antonio.