Chimney Cleaning Services in Monrovia, CA
Chimney cleaning in Monrovia typically runs $189-$329 for a standard sweep with Level-1 inspection, and most appointments are completed in a single visit. Hearthstone Chimney Co. has worked in Monrovia since 2014, and our technicians know the difference between a 1920s Craftsman flue in Old Town and a mid-century fireplace in the foothills above Foothill Boulevard. Call (844) 803-1545 any hour - a live person answers, and we’ll give you a straight estimate with no surprises on the bill.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Why Monrovia Homeowners Choose Hearthstone Chimney Co.
We’ve been sweeping chimneys across the San Gabriel Valley for over 42 years, and Monrovia has been part of our route since 2014. In that time, we’ve cleaned flues on Canyon Boulevard, inspected chimneys near Library Park, and replaced crowns on homes walking distance from Old Town. Our technicians arrive in uniform, background-checked, and equipped to finish the job in one trip.
Monrovia homeowners call us back because we document what we find. Every Level-2 camera inspection ends with photos you can see and a plain-English verdict - no jargon, no scare tactics. If we find cracked flue tiles in a Mayflower Avenue bungalow - part of our Mayflower Village service area - or creosote glazing in a Canyon Crest fireplace, we show you the image and explain exactly what it means. The 90-Day Done Right Promise covers every job in writing: if it’s not right, we make it right, no paperwork and no arguing.
Our phone rings at midnight on Christmas Eve and at 6 a.m. on a Tuesday. A live person answers every call, 24 hours a day, 7 days a week. Most Monrovia appointments are scheduled within 48 hours, and emergency calls move to the front of the line.
Chimney Cleaning Services We Offer in Monrovia
Chimney Cleaning & Sweep
We remove creosote, soot, and obstructions from wood-burning and gas flues using professional-grade brushes and vacuums. A standard sweep in Monrovia includes a Level-1 visual inspection of accessible portions of the chimney structure. Learn more about our Chimney Cleaning & Sweep in Monrovia.

Chimney Repair
From tuckpointing eroded mortar in 1930s brick chimneys to rebuilding storm-damaged crowns, we repair what Monrovia’s weather and age have worn down. Our materials come from Olympia Chimney and Copperfield - no builder-grade substitutes. Learn more about our Chimney Repair in Monrovia.

Fireplace Services
Gas insert troubleshooting, firebox refractory panel replacement, and damper repair for the mixed housing stock of Monrovia - original masonry units, retrofitted inserts, and everything between. Learn more about our Fireplace Services in Monrovia.

Chimney Cap & Crown Installation
Santa Ana winds through Monrovia Canyon drive rain, leaves, and nesting material straight into open flues. A properly fitted cap and a sound crown stop that intrusion - learn about our Chimney Cap & Crown in Monrovia. We fabricate and install using Famco and Copperfield components sized to your flue.

Chimney Liner & Rebuild
Many Monrovia homes built before 1940 have unlined brick chimneys that no longer meet modern safety standards. We install stainless steel and relining systems from DuraFlex and HeatShield, bringing old flues up to code - explore our Chimney Liner & Rebuild in Monrovia for full restoration options.

Neighborhoods We Serve in Monrovia
Our trucks roll through Monrovia daily. These are the areas we know block by block:
- Old Town Monrovia - historic Craftsman bungalows with original masonry chimneys needing careful, experienced hands
- Canyon Crest / North of Foothill - foothill homes in the Very High Fire Hazard Severity Zone, where annual cleaning carries compliance weight
- Mayflower Village adjacency - mid-century ranch homes with mixed wood-burning and gas retrofit fireplaces
- South Monrovia near Huntington Drive - 1950s-1970s tract homes with aging factory-built chimneys
Most Monrovia neighborhoods see us within 24-48 hours of calling.
Why Monrovia’s Climate & Housing Affect Chimney Cleaning
Monrovia sits hard against the San Gabriel Mountains, and Monrovia Canyon funnels cold-air drainage down into foothill neighborhoods. Winter nights north of Foothill Boulevard run several degrees colder than flatland SGV cities like Arcadia or serving Duarte, CA, so foothill residents actually burn wood regularly. That real, recurring use builds creosote fast - the glazed, tar-like residue that fuels chimney fires. A Monrovia homeowner burning two to three nights per week through December and January can accumulate a quarter-inch of creosote in a single season, enough to require cleaning before the next burning cycle.
Those same northern foothill neighborhoods fall inside LA County’s Very High Fire Hazard Severity Zone. A flue fire there doesn’t just damage your chimney - it triggers mandatory inspection by LA County Fire and can create homeowner insurance complications. The sales conversation about annual cleaning in Canyon Crest carries a regulatory urgency that doesn’t exist a mile south. Meanwhile, Santa Ana wind events channeled through Monrovia Canyon scour debris, nesting material, and leaves directly into open flue tops between burning seasons, meaning a chimney that was clean in April can host an obstruction by October.
The housing stock compounds this. Monrovia’s historic residential core - the blocks radiating from Old Town - is dense with 1910s-1940s Craftsman bungalows and Period Revival cottages still sporting original unrelined brick chimneys. Many have eroded mortar joints and no stainless steel liner. A common complication we see: owners have retrofitted these wood-burning masonry fireplaces with gas inserts, leaving an oversized, unlined flue that drafts poorly and collects debris in the void. Cleaning these requires knowing what you’re looking at, because a standard sweep of a gas flue won’t address the masonry deterioration hidden above the insert.
Pricing for Chimney Cleaning in Monrovia
We don’t quote over the phone without asking a few questions, because a 1923 bungalow with a damaged flue tile is a different job than a 1985 ranch with a clean metal factory-built chimney. Here’s what Monrovia homeowners typically pay:
| Service | Typical Range |
|---|---|
| Standard chimney sweep + Level-1 inspection | $189 - $329 |
| Level-2 camera inspection (with photos & report) | $249 - $399 |
| Sweep with gas insert removal/reinstallation | $279 - $449 |
| Heavy creosote removal (glazed or third-stage) | $349 - $529 |
| Chimney cap installation (standard stainless) | $199 - $389 |
Every estimate is upfront and firm - the number we give is the number on the invoice. Seniors and veterans receive a standing 5% discount. Our $89 Seasonal Tune-Up runs during shoulder seasons; call to confirm current availability. For repairs over $250, we offer $50 off, and we provide free second opinions on any written estimate you’ve received elsewhere.
Service Area - Cities Near Monrovia
We sweep and repair chimneys throughout the central San Gabriel Valley. Our trucks regularly serve home bases and roll into Mayflower Village, Duarte, Arcadia, and Sierra Madre. If you’re unsure whether your address falls in our coverage, call (844) 803-1545 - we’ll tell you straight.
Serving Monrovia, CA - Our Local Coverage Area
We’re based in the Monrovia area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Chimney Cleaning in Monrovia
A standard chimney sweep with Level-1 inspection in Monrovia typically costs between $189 and $329. Heavy creosote buildup, gas insert removal, or accessibility issues from a steep foothill roof can push the price toward the higher end. Call (844) 803-1545 for an exact quote - estimates are free, and the price we quote is the price you pay.
The National Fire Protection Association recommends annual inspection, with cleaning as needed. In Monrovia, we find that foothill residents north of Foothill Boulevard - who burn more frequently due to colder nights - often need annual sweeping, while south Monrovia homeowners with occasional use may stretch to every two years. Homes in the Very High Fire Hazard Severity Zone should not skip the annual cycle, as insurance and fire code compliance enter the picture. Call us to discuss your burning habits and we’ll recommend an appropriate schedule.
Same-day service is sometimes available for Monrovia addresses, especially for emergency calls like suspected flue blockages or post-chimney-fire inspection. Most standard appointments are scheduled within 24-48 hours. A live person answers our phones 24/7, so you’ll know immediately what we can offer. Call (844) 803-1545 - we’ll tell you honestly whether today, tomorrow, or next week makes sense for your situation.
For most pre-1940 Monrovia chimneys, targeted repair - tuckpointing, crown rebuilding, or stainless steel relining - costs far less than full demolition and rebuild, often 30-50% less. We only recommend rebuild when the structural integrity of the masonry is compromised below the roofline or when multiple flues have failed. Our Level-2 camera inspection shows you exactly what you’re dealing with, and our free second opinion policy means you can verify our recommendation against another contractor’s. Call (844) 803-1545 to schedule an inspection with photos you can see and a plain-English verdict.
California does not mandate chimney inspection at closing, but Monrovia buyers - especially those purchasing historic Old Town properties - increasingly request Level-2 inspection reports. A documented, photographed inspection from Hearthstone can preempt negotiation surprises and demonstrate that the flue is sound. We provide the photos, the plain-English verdict, and a written summary suitable for disclosure packets. Call (844) 803-1545 to schedule before your listing goes live.
Written by the team at Hearthstone Chimney Co., serving Monrovia and the San Gabriel Valley since 1984.
What happens when you call
- 1A real person answersNo phone trees - talk to a local chimney cleaning pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3A background-checked tech heads outLicensed & insured, typically within 60-minute.
- 4You approve before work beginsNothing starts until you say go.
What Los Angeles Customers Say
"Showed up fast, fixed it right the first time, and the price matched the quote. Couldn't ask for more."
- Verified local homeowner"Professional from the first call. Explained everything clearly and left the area spotless."
- Verified local homeowner"Called in the morning, problem solved by afternoon. Honest, upfront pricing - highly recommend."
- Verified local homeowner