Level 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.
Chimney Cleaning Services in Somerville, MA
Somerville’s Victorian triple-deckers and century-old brick chimneys need more than a quick brush-out. A proper chimney cleaning in Somerville typically runs $189-$289 for a standard sweep with Level-2 camera inspection, and most jobs are completed in a single visit. Call (857) 597-5950 and you’ll reach a live person who can book your appointment and answer what your specific flue setup likely needs.
We’ve been working on Somerville chimneys long enough to know the difference between a single-family flue and the shared-stack puzzles you’ll find along Highland Avenue or up toward Davis Square. Our crews are dispatched from our Boston office and serve Somerville daily. Russell Haines built this company on the idea that a homeowner should see what we see, understand what it means, and know exactly what it costs before anyone touches a tool.
That approach matters here more than most places. Somerville’s housing stock isn’t like the suburbs ringing Route 128. When we climb a roof in Winter Hill or work a flue in Union Square, we’re usually dealing with brick that was laid before World War I, mortar that has softened through a hundred Boston winters, and flue configurations that have been modified two or three times as heating systems changed. The home page has our full story. This page is about what we find when we clean chimneys in Somerville specifically.
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 Somerville Homeowners Choose Hearthstone Chimney Co.
Somerville homeowners tend to stay put. They’ve owned their triple-decker unit or their Davis Square condo for twenty, thirty, sometimes forty years. They’ve also lived through enough contractor visits to know the difference between someone who explains what’s wrong and someone who invents a crisis. We don’t do crises.
Our Level-2 camera inspections end with photos you can see and a plain-English verdict. If your flue is sound and just dirty, we’ll tell you. If there’s a real problem, we’ll show you the photo, explain why it matters, and give you a written estimate with no-hassle upfront pricing. The number on the estimate is the number on the invoice. That’s been our way for over 42 years.
We serve neighborhoods across the city, from the brick rows of East Somerville to the converted condos near Porter Square. Technicians are background-checked and uniformed. Most jobs are completed in a single visit. And our 90-Day Done Right Promise, the Keystone Standard, is backed in writing with no arguing. If it’s not right, we come back. Krafted right, Every time, Your home first, Standing behind it.
Calls are answered by a live person 24 hours a day, 7 days a week. Not a voicemail, not a callback queue. Somerville runs on its own schedule, and we’ve learned to match it.
Chimney Cleaning Services We Offer in Somerville
Chimney Cleaning & Sweep
A proper sweep removes creosote buildup, bird nests, and the fine soot that accumulates in flues serving wood-burning fireplaces, gas inserts, and heating appliances. In Somerville’s triple-deckers, we often find that one flue hasn’t been swept in years because the current owner didn’t realize it was part of their unit. Learn more about our Chimney Cleaning & Sweep in Somerville.

Chimney Repair
Spalling brick, eroded mortar joints, and deteriorated crowns are common after repeated freeze-thaw cycles on Somerville’s pre-1920 brick stacks. We repair with materials matched to the original construction, not quick patches that fail by February. Learn more about our Chimney Repair in Somerville.

Fireplace Services
Gas insert installations, fireplace troubleshooting, and damper repairs for Somerville homeowners who use their hearth as a heat source or a gathering place. We work with inserts and systems from major manufacturers, and we document every installation with photos. Learn more about our Fireplace Services in Somerville.

Chimney Cap & Crown Installation
A proper cap keeps rain, animals, and wind-driven debris out of your flue. In Somerville’s dense housing, where chimneys sit close together and trees overhang from narrow yards, caps are essential protection. We install caps from Famco and Copperfield, sized and secured for your specific crown condition.

Chimney Liner & Rebuild
When a flue is unlined, damaged, or improperly sized for a converted heating system, we install stainless steel liners from DuraFlex or apply HeatShield cerfractory flue sealant where appropriate. Full rebuilds use Olympia Chimney components and brick matched to Somerville’s existing stacks. Every liner installation includes a camera-verified post-installation inspection.

Neighborhoods We Serve in Somerville
Our crews work across Somerville’s distinct neighborhoods, each with its own chimney character. Response time is typically same-week, with scheduling coordinated from our Boston office.
- Davis Square - converted triple-decker condos with shared flues and frequent oil-to-gas conversion histories
- Winter Hill - solid 1890s-1920s brick with some of the city’s most weathered original mortar
- Union Square - mixed residential and commercial chimneys, many with multiple appliance connections
- East Somerville - dense rows of attached houses where chimney condition in one building affects neighbors
- Porter Square - condo conversions with flue-ownership confusion common after unit splits
Why Somerville’s Climate & Housing Affect Chimney Cleaning
Somerville’s overwhelming concentration of Victorian-era triple-deckers - among the densest in any American city - means most chimney jobs involve a single brick stack with multiple shared flues serving different units or tenants. As these buildings have been condo-converted in waves over the past three decades, abandoned oil-to-gas conversion flues are commonly left unlined and uncapped inside shared chimneys, creating a code-compliance and carbon-monoxide hazard that is structurally baked into Somerville’s housing type in a way that simply doesn’t apply to single-family suburbs nearby.
The Boston-area freeze-thaw cycle makes this worse. Temperatures oscillate around 32°F repeatedly each winter, and that movement is particularly destructive to the soft, aged lime mortar used in Somerville’s pre-WWI brick stacks. Water enters hairline cracks in October, freezes by December, and opens those cracks into spalling faces by March. Annual inspection before each heating season isn’t cautious, it’s practical. We’ve seen chimneys on Highland Avenue that looked sound from the street and had internal mortar erosion exposing the flue to the wall cavity.
In triple-deckers recently split into condos, it’s common to find that none of the three new owners knows which flue belongs to which unit, or that a middle-floor gas insert was vented into a flue that was already serving the top-floor furnace. That’s a dangerous configuration we encounter regularly in Somerville and would be unusual in a single-family market. Our camera inspection sorts out what belongs to whom, and we document it so there’s no dispute at the next association meeting.
The housing stock matters for cleaning frequency, too. A flue that served a coal furnace in 1920, an oil boiler in 1960, and a gas system today has likely never been properly sized for its current appliance. That mismatch causes condensation, accelerated creosote buildup in wood-burning flues, and draft problems that a standard brush-out won’t solve. We check for it. We explain what we find. And we don’t recommend work that isn’t justified by what the camera shows.
Pricing for Chimney Cleaning in Somerville
We don’t do mystery pricing. Here’s what Somerville homeowners typically pay:
| Service | Price Range |
|---|---|
| Standard chimney sweep with Level-2 camera inspection | $189 - $289 |
| $89 Seasonal Tune-Up (limited-time standing offer) | $89 |
| Chimney cap installation (standard stainless steel) | $325 - $550 |
| Stainless steel liner installation (single flue) | $1,800 - $3,200 |
| Crown repair or rebuild | $450 - $1,100 |
| Spot masonry repair (tuckpointing, small areas) | $350 - $850 |
Every estimate is free. We don’t charge to look, and we don’t pressure you to decide on the spot. The $89 Seasonal Tune-Up is available as a standing offer, and we maintain a permanent 5% Senior and Veteran discount. If you’ve received a written estimate from another company, we’ll provide a Free Second Opinion. For any repair over $250, we currently offer $50 off. Call (857) 597-5950 for an exact quote on your specific chimney.
Service Area - Cities Near Somerville
We serve Somerville directly and work regularly in neighboring communities. If you’re searching from just outside the city, we also provide chimney cleaning and repair in Boston, Everett, Chelsea, and Revere. Scheduling is coordinated from our Boston office, and crews are routed daily through the metro area.
Serving Somerville, MA - Our Local Coverage Area
We’re based in the Somerville 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 Somerville
A standard chimney sweep with Level-2 camera inspection in Somerville typically costs between $189 and $289. The exact price depends on accessibility, the number of flues, and what we find. Call (857) 597-5950 for a free estimate with no obligation.
The National Fire Protection Association recommends annual inspection for all chimneys, and sweeping as needed based on use and fuel type. In Somerville’s triple-deckers, where shared flues and conversion histories create hidden conditions, annual inspection is especially important. We often find that flues thought to be inactive are actually connected to operating appliances. Call (857) 597-5950 to schedule before the heating season starts.
If your flue is intact, properly sized, and appropriate for your current appliance, a sweep is all you need. We recommend liners only when the camera shows cracks, gaps, unlined masonry, or a size mismatch that creates a safety hazard. You’ll see the photos and hear the plain-English verdict before any decision. Call (857) 597-5950 if you’ve been told you need a liner and want a second look.
creosote buildup in wood-burning flues increases fire risk. In gas and oil flues, blockages or deterioration can cause carbon monoxide backup. In Somerville’s older brick stacks, skipping inspection also means missing freeze-thaw damage that gets more expensive to fix each season. The risk isn’t hypothetical, but it’s also not an emergency sales pitch. Call (857) 597-5950 and we’ll assess your actual condition.
Somerville’s triple-deckers often have shared brick stacks with multiple flues, and many have unlined or abandoned flues from previous heating conversions. A single neglected flue can affect air quality or draft for two or three households. Our camera inspection identifies which flue serves which unit and flags any shared or dangerous configurations. Call (857) 597-5950 to sort out a chimney system that’s been modified by decades of different owners.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving local communities for over 42 years.
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.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Somerville Customers Say
"Creosote buildup was worse than I realized. He measured it, put a camera up to show me the glazing on the flue, and was honest that we were closer to a chimney fire than I wanted to hear."
- Mark Bennett"Booked a sweep, and he told me it did not need one yet and to call back next season. Charged me the inspection fee and nothing else."
- Tara Delaney"Swept it, capped it, and fitted a proper damper. The downdraft smell we had lived with every summer is gone."
- Allison Doyle





Before
After
Before
After
Before
After