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
- Sweep & inspection
- Caps & crowns
- Flue relining
- Masonry repair
- Gas fireplace service
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Before
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Before
AfterHow Much Does Chimney Cleaning & Sweep Cost in St. Louis?
A standard chimney cleaning in St. Louis typically costs $150 to $280, and most homes with a single flue land near the middle of that range. Add a Level 2 camera inspection and you’re usually looking at $250 to $450 for the visit. If the sweep turns up cracked liner tiles or heavy creosote glaze that needs repair, the written estimate you get before any work starts will set the final price.
That’s the short answer. The rest of this page breaks down what each part of the job costs here, why St. Louis chimneys tend to need more attention than homeowners expect, and how to tell whether a quote is fair. We’re Hawk Chimney Sweep, and we handle the sweep, the inspection, and any repair under one roof, so you’re not handed off between companies when a $180 cleaning turns into a relining conversation.
Chimney Cleaning & Sweep Cost Breakdown (2026)
Here’s how the numbers break out for a typical St. Louis home. These are estimated ranges for the local market, not exact quotes. Every job is priced per job by a written estimate after we’ve seen the flue.
| Service | Typical St. Louis Range (2026) | What’s Included |
|---|---|---|
| Standard chimney sweep (single flue) | $150 – $280 | Brush and vacuum cleaning of the flue, smoke chamber, and firebox; basic visual check |
| Sweep with Level 1 inspection | $200 – $350 | Full cleaning plus a visual assessment of accessible chimney components |
| Level 2 inspection (camera) | $250 – $450 | Video scan of the entire flue interior, often paired with a sweep |
| Second flue or additional flue | $75 – $150 each | Cleaning of each additional flue in a multi-flue chimney |
| Heavy creosote removal (Stage 3) | $350 – $700 | Glazed, tar-like creosote that resists standard brushing and needs chemical treatment |
| Animal nest or blockage removal | $125 – $300 | Clearing birds’ nests, squirrel debris, or leaves from the flue |
| Chimney cap installation | $175 – $400 | Stainless or galvanized cap to keep water and animals out |
| Flue liner repair (HeatShield resurfacing) | $900 – $2,200 | Resurfacing cracked or spalling liner tiles to restore a smooth, sealed flue |
| Full chimney relining (DuraFlex) | $2,500 – $5,500 | Installing a flexible stainless liner system for a damaged or unlined chimney |
| Crown repair or rebuild | $400 – $1,500 | Sealing or replacing the concrete crown that sheds water off the chimney top |
What drives a cleaning from the low end to the high end? The biggest factor is how long it’s been since the last sweep and what’s burning in the firebox. A homeowner who burns seasoned hardwood and sweeps every year sits at the low end. A house that’s gone three or four seasons without a cleaning, or one burning green wood or manufactured logs, tends to fall at the top. Multi-flue chimneys, roof access challenges, and blockages all add to the total. And if the sweep uncovers liner damage, that’s where the price can shift from a cleaning into a repair, which is exactly why we inspect before we quote the fix.
What Affects Chimney Cleaning & Sweep Pricing in St. Louis
Pricing here isn’t random. A few local realities shape what a St. Louis chimney job costs.
- How much creosote has built up. St. Louis winters run cold enough that fireplaces see heavy use from November through February, and a season of steady burning lays down real creosote. Stage 1 and 2 buildup brushes out in a standard sweep. Stage 3 glazed creosote is tar-hard and needs chemical treatment plus extra time, which pushes the price up.
- The age and condition of the flue liner. A lot of homes in older St. Louis neighborhoods were built with clay tile liners that have since cracked, spalled, or shifted. A camera inspection tells us whether the flue is still sealed. Cracked tiles let heat and carbon monoxide reach the framing, and that turns a cleaning into a repair conversation.
- Chimney height and roof pitch. City lots in places like Tower Grove and Soulard often mean tall, narrow chimneys with steep rooflines. Access takes longer, and safe access is part of what you’re paying for. Two-story chimneys with a sharp pitch cost more to service than a low ranch chimney in the county.
- Number of flues. An interior fireplace plus a furnace flue or a second fireplace means two or more flues to clean and inspect. Each one is priced separately.
- What kind of appliance you’re venting. A wood-burning fireplace, a gas insert, and a wood stove each need different cleaning methods and tools. Gas inserts leave different deposits than wood, and solid-fuel stoves can run hotter and dirtier.
- Whether the job is cleaning only or cleaning plus repair. A sweep-only company stops at the brush. When the inspection reveals a cracked crown, a missing cap, or a failing liner, you need someone who can actually fix it. Handling sweep, inspection, and repair together avoids the handoff gap where one contractor blames another.
Why the St. Louis Climate Matters for Your Chimney
Seasonal swings in St. Louis do a number on masonry. Hot, humid summers followed by freezing winters push moisture in and out of brick and mortar, and that freeze-thaw cycle cracks crowns and spalls liner tiles over time. Add the region’s storm season, with wind and hail that can loosen caps and knock out mortar joints, and a chimney here takes more punishment than one in a mild climate. A yearly sweep and inspection catches that damage early, before a $300 repair becomes a $4,000 rebuild.
Cleaning vs. Inspection: They’re Not the Same Line Item
Homeowners often assume the cleaning and the inspection are the same thing. They aren’t. The sweep removes creosote and debris. The inspection assesses the whole system: liner, smoke chamber, damper, crown, cap, and the joints where the chimney meets the roofline. We run a methodical, top-to-bottom assessment of the full flue system before the brush ever goes in, because the condition of the flue determines how the cleaning needs to be done and whether it’s safe to burn afterward. A camera inspection is what surfaces hidden hazards like a hairline liner crack or an offset tile that a brush won’t reveal. When you book a sweep with us, you get both, and the inspection is what tells you whether the $180 you spent on cleaning just saved you from a chimney fire.
How to Save on Chimney Cleaning & Sweep in St. Louis
There isn’t a coupon trick to this. The savings come from catching problems early and knowing what you’re paying for. Here’s what actually helps.
- Sweep on a yearly schedule once you’re burning regularly. An annual cleaning keeps creosote at Stage 1, which is the cheapest and easiest to remove. Skip a few years and you’re paying for heavy removal instead of a standard sweep.
- Burn seasoned, dry hardwood. Wet or green wood and manufactured logs leave more creosote, and more creosote means more time on the brush. Dry wood burns cleaner and keeps cleaning costs down.
- Get the inspection bundled with the sweep. Pairing a Level 1 or Level 2 inspection with the cleaning is almost always less than booking them as two separate visits.
- Fix small problems before they compound. A cracked crown or a missing cap lets water in, and water is what drives the expensive liner and masonry repairs. A $200 cap now can spare you a relining later.
- Ask for the estimate in writing before work starts. A written, per-job estimate means no surprise line items when the brush comes out and the technician finds something. Our estimates are free, and the written number is the price.
- Address blockages right away. A bird’s nest or leaf jam isn’t just a draft problem; it’s a carbon monoxide risk when the flue can’t vent. Clearing it early is a small line item compared with the alternative.
If you’re not sure whether your chimney is due, call (866) 596-7310 and we’ll help you figure out where you stand. We answer 24/7, and we book visits with fast dispatch from 7am to 7pm, Sunday through Friday.
Repair or Replace? When the Math Favors Each
When the inspection turns up a damaged liner, the question is whether to repair or replace. HeatShield chimney resurfacing, a method most sweep-only companies aren’t equipped to perform, can restore a flue with cracked or spalling tiles and often costs a fraction of a full reline. It works by casting a smooth, sealed surface inside the existing flue. When the liner is too far gone or the chimney was never properly lined, a DuraFlex flexible liner system installs a new stainless flue inside the old one that meets current venting standards. The right call depends on the extent of the damage, and the inspection tells us which one you’re looking at. Either way, you’re getting a repair option rather than a sales push toward the most expensive fix.
What Professional-Grade Materials Mean for the Price
Cheap parts cost more later. We work with professional-grade products from DuraFlex, HeatShield, Gelco, Olympia Chimney, Famco, and Copperfield, and not the generic substitutes that turn up on discount jobs. Those brands are built for the heat and moisture a chimney actually sees, and they’re what makes a repair last instead of failing in a few seasons. It’s also why we can offer the full range of work, from a routine sweep to a liner system installation, without sending you to a different contractor for each piece. One call, complete chimney care, and one company accountable for the whole system from cap to firebox.
Why the Hawk-Eyed Inspection Standard Keeps Costs Honest
Most of what makes a chimney job expensive is what nobody caught in time. A liner crack that went unnoticed for two seasons becomes a relining job. A missing cap that let in water all winter becomes crown and masonry work. Our inspection-first approach means the technician looks at the full flue before quoting anything, surfaces hidden hazards like creosote buildup, liner cracks, and blockages, and tells you plainly what needs doing now and what can wait. Our technicians have up to 12 years of experience, and the discipline of a proper top-to-bottom assessment is what keeps a small bill small.
FAQs – Chimney Cleaning & Sweep Cost in St. Louis
How much does a chimney sweep cost in St. Louis?
A standard chimney sweep in St. Louis typically runs $150 to $280 for a single flue, with most jobs near the middle of that range. Add a Level 2 camera inspection and the total usually lands between $250 and $450. Call (866) 596-7310 for an exact quote; our estimates are free and set in writing before any work begins.
How often should I have my chimney cleaned in St. Louis?
Most St. Louis homes that burn regularly should be swept once a year. If you burn several cords a season or notice heavy soot, you may need it more often. Heavy creosote removal itself runs $350 to $700, so staying on a yearly cleaning schedule keeps you in the cheaper range. Call (866) 596-7310 and we’ll tell you what your setup likely needs.
Is it cheaper to repair or replace a damaged chimney liner?
Repair is usually cheaper when the damage is caught early: HeatShield resurfacing typically runs $900 to $2,200, while a full DuraFlex reline runs $2,500 to $5,500. The inspection decides which one you actually need. Call (866) 596-7310 for a free estimate so you’re comparing real numbers, not guesses.
Do I need a chimney inspection if I’m only getting a cleaning?
Yes. A cleaning without an inspection is a brush pass with no diagnosis, and inspections start around $250 when booked alongside a sweep. The inspection is what catches liner cracks, blockages, and damaged crowns before they become fire or carbon monoxide hazards. We inspect every flue before we quote any repair. Call (866) 596-7310 to schedule.
Can you come the same day if my chimney has a blockage?
Same-day service is often possible, and a blockage removal typically runs $125 to $300. We answer 24/7, and a call outside dispatch hours is booked into the next opening, Sunday through Friday, 7am to 7pm. Call (866) 596-7310 and we’ll find you the soonest slot.
Why does an older St. Louis home cost more to sweep?
Older homes in St. Louis often have taller, steeper chimneys and clay tile liners that have cracked from decades of freeze-thaw cycles, both of which add time and turn a cleaning into a repair. A standard sweep still starts at $150 to $280; the difference is what the inspection finds. Call (866) 596-7310 for a free estimate on your chimney.
What’s the difference between a sweep and a repair call?
A sweep is $150 to $280 and removes creosote and debris. A repair call covers liner damage, crowns, caps, and relining, and the range is much wider, roughly $175 for a cap up to $5,500 for a full reline. We do both under one roof so you’re not handed off. Call (866) 596-7310 to book a sweep and inspection together.
Do you offer free estimates?
Yes, estimates are free, and the price is set per job by the written estimate. That means the number you see in writing is the number you pay, with no surprise add-ons after the brush comes out. We answer 24/7. Call (866) 596-7310 for yours.
Contact Us for a Free Chimney Cleaning Estimate in St. Louis
Chimney pricing in St. Louis comes down to a few things: how much creosote has built up, what condition the liner is in, and whether the visit is a cleaning or a cleaning plus repair. We quote all of it in writing after a Hawk-eyed inspection, then handle the sweep, the inspection, and any repair as one company, so nothing falls through the gap. Whether you’re overdue for a sweep, smelling smoke in the house, or buying a home and want the flue checked, we’ve got the tool and the brands for it. Call (866) 596-7310 for a free estimate. We answer 24/7, with fast dispatch from 7am to 7pm, Sunday through Friday.
Pricing reflects the St. Louis market as of 2026. Hawk Chimney Sweep offers free estimates – call (866) 596-7310.
Written by the team at Hawk Chimney Sweep.
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."
- Nathan Schaefer"Work is good and the price was fair. The scheduling was a little loose, the window they gave me was pretty wide and he showed up at the back end of it. Once he was here he was quick and knew what he was doing."
- Jodi Quinn"Good work. The written inspection report took about a week to arrive after I asked for it, which was slower than I expected."
- Danielle Hayes