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.
Fast, Reliable Chimney Repair Across College Park
Chimney repair in College Park, MD typically costs between $450 and $2,800 depending on the scope, with most mortar repointing and flashing jobs running under $1,200 and completed in a single visit. Our crews serve College Park directly from our Washington, DC dispatch office, and we’ve spent over 42 years working on the exact Craftsman bungalows, Cape Cods, and brick colonials that define neighborhoods like Old Town, Berwyn, and Hollywood. If your chimney is showing cracked mortar, water stains on the ceiling, or pieces of brick on the roof, call us at (301) 479-9806. A live person answers every hour of every day.
Why Hearthstone Chimney Co. Is College Park’s Preferred Chimney Repair Company
We’ve been the company College Park homeowners call when they want the job documented before it’s sold. Our Chimney Repair team completes a Level 2 camera inspection on every repair evaluation, and you get the photos plus a plain-English verdict before we quote any work. No camera evidence, no recommendation. That’s the Keystone Standard we’ve operated under since 1984.
Our technicians are background-checked, uniformed, and carry professional-grade materials from HeatShield, Gelco, and Olympia Chimney on every truck. Most College Park repairs finish in one visit with no-hassle upfront pricing - the number on the estimate is the number on the invoice. And every job is backed by our 90-Day Done Right Promise in writing: if it’s not right, we come back, no arguing, no paperwork chase.
Calls come to a live person 24 hours a day, 7 days a week. Not a voicemail tree. Not a callback tomorrow. A real voice, every time.
Our Chimney Repair Services in College Park
Mortar Repointing
The freeze-thaw cycles in College Park’s humid Mid-Atlantic winters grind away at mortar joints in the 1920s-1950s masonry chimneys common to Old Town and Berwyn. Once mortar recedes past a half-inch, water infiltrates the wall cavity and the chimney begins to lean or spall. We grind out deteriorated joints to proper depth and repoint with color-matched, professional-grade mortar rated for the moisture load this watershed produces. A typical mortar repointing job on a College Park brick colonial runs $850-$1,400.

Spalling Brick Repair
Spalled brick faces are everywhere on College Park’s older housing stock, especially where chimney crowns have cracked and let Anacostia-watershed humidity sit against the masonry. We remove damaged brick, assess the underlying structure with our camera, and rebuild with matching brick and proper weep details. If the spalling traces back to a failed liner letting condensation into the wall, we’ll show you that footage before we quote anything beyond the brickwork.

Chimney Waterproofing
College Park’s position in the Anacostia River watershed means year-round ambient moisture that colonials and Cape Cods in drier climates never face. We apply vapor-permeable waterproofing agents - never the trap-sealing coatings that accelerate freeze-thaw damage - to let the masonry breathe while shedding water. Waterproofing a standard College Park chimney runs $650-$950 and carries the same 90-Day Done Right Promise as our rebuilds.

Flashing Repair
Step flashing and counterflashing around chimney penetrations fail faster here than in less humid markets. Our crews in College Park replace corroded or improperly lapped flashing with copper or coated steel, sealed with professional-grade compounds, and we document the surrounding roof deck condition with photos you can see. Flashing repair on a College Park home typically runs $450-$780.

Chimney Rebuilding & Tuckpointing
When a chimney has leaned, suffered major spalling, or lost structural integrity from years of deferred maintenance - common in the UMD rental corridor where landlords skip annual service - we rebuild by the course, matching original brick and mortar profiles. Partial rebuilds start around $1,800; full rebuilds on two-story College Park colonials run $2,200-$2,800. Every rebuild includes a Level 2 inspection and photo report.

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.
Trusted Brands We Service in College Park
We stock HeatShield cerfractory flue liner resurfacing systems, Gelco chimney caps and accessories, and Olympia Chimney stainless steel liner components on our trucks serving College Park. That means no waiting on parts for standard repairs. When we find a cracked clay tile liner in a Hollywood bungalow or a deteriorated crown on a Berwyn Cape Cod, we can often complete the repair the same day with materials built to professional standards - no builder-grade substitutes, no excuses.
Common Chimney Repair Problems We See in College Park Homes
- Multi-year creosote accumulation in clay tile flues. Because so much of Old Town and Hollywood housing is rented to UMD students, fireplaces here are used seasonally but almost never swept, so the original 1920s-1950s clay tile flue liners accumulate multi-year creosote that owner-occupied DC-suburb chimneys of the same era rarely see. This accelerates liner cracking and turns routine maintenance into repair work.
- Tenant downdraft workarounds trapping moisture. Technicians working the dense rental corridor within walking distance of UMD’s campus routinely find fireplaces stuffed with cardboard, spray foam, or old pillows by tenants trying to stop cold-air downdrafts. A workaround that traps moisture inside the flue, accelerates clay tile deterioration, and turns what should be a routine annual sweep into a liner inspection job.
- Freeze-thaw mortar destruction. College Park’s humid Mid-Atlantic climate produces enough winter freeze-thaw cycling to progressively crack mortar joints and clay tile liner sections in the area’s many aging masonry chimneys. Year-round high humidity, amplified by the city’s position within the Anacostia River watershed, accelerates moisture intrusion at chimney crowns and deteriorated flashing.
- Water damage outpacing fire damage as the first call. Spalled mortar and failed flashing around the chimney crown let Anacostia-watershed humidity intrude, so water damage - not fire - is often what drives the first repair call on these brick colonials. Homeowners notice the ceiling stain before they ever smell smoke.
Pricing for Chimney Repair in College Park, MD
Here’s what chimney repair costs in the College Park market, based on the housing stock and access conditions we see:
| Service | Typical Range in College Park |
|---|---|
| Mortar repointing (partial chimney) | $850 - $1,400 |
| Spalling brick repair (localized) | $650 - $1,100 |
| Chimney waterproofing | $650 - $950 |
| Flashing repair / replacement | $450 - $780 |
| Chimney crown repair or rebuild | $780 - $1,400 |
| Partial chimney rebuild | $1,800 - $2,400 |
| Full chimney rebuild (two-story) | $2,200 - $2,800 |
Factors that move the number: chimney height, roof pitch and access, extent of water damage behind visible spalling, and whether the flue liner needs simultaneous repair. We give no-hassle upfront pricing after our camera inspection - the estimate is free, and the number we quote is the number on the invoice. Call (301) 479-9806 to schedule.
We Also Serve Cities Near College Park
Our crews work throughout Prince George’s County and adjacent Montgomery County, including Chimney Repair in College Park and surrounding communities. We regularly repair chimneys in Beltsville, Greenbelt, Hyattsville, and Takoma Park - same standards, same camera documentation, same 90-Day Done Right Promise.
Serving College Park, MD - Our Local Coverage Area
We’re based in the College Park 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 - Chimney Repair in College Park
Yes. The rental cycle in neighborhoods like Old Town and Hollywood means fireplaces get used without annual sweeps, so clay tile liners crack and creosote accumulates for years unseen. Owner-occupied homes of the same vintage, with regular maintenance, typically avoid the liner and mortar repairs that rental properties need. If you own rental property near campus, a Level 2 inspection between tenants protects your investment and your liability. Call (301) 479-9806 to book.
Often, yes. If the clay tile is cracked but the surrounding masonry is structurally sound, we can resurface the flue with a HeatShield cerfractory system or install a stainless steel liner from Olympia Chimney without touching the brick exterior. We were called to a 1940s brick colonial off Knox Road near Old Town where the tenant had stuffed an old pillow and spray foam into the firebox to stop a downdraft. A Level 2 inspection with our camera showed the pillow had trapped moisture against the clay tile, spalling two liner sections and cracking the chimney crown mortar; we pulled the debris, repointed the crown, and installed a HeatShield liner so the fireplace could be used safely again. The camera footage tells us which path makes sense. Call for a free evaluation.
Cold-air downdrafts in unused flues feel like an open window to tenants who don’t know how dampers work. In the dense UMD rental corridor, we’ve found pillows, cardboard, even expanding foam blocking fireboxes. These blockages trap moisture against clay tile, accelerate deterioration, and create a fire hazard if the next tenant lights a fire unaware. The fix is usually a proper chimney cap and damper seal, not a bigger repair - but only a camera inspection confirms what the blockage hid. Call (301) 479-9806 and we’ll document the condition.
A Level 1 is a visual check of accessible areas, appropriate for annual maintenance on chimneys with no known changes. A Level 2 includes a camera scan of the flue interior, accessible attics, and crawl spaces - we perform this on every repair evaluation at Hearthstone, and it’s required by NFPA 211 when a property changes hands or after a chimney fire or weather event. A Level 3 involves dismantling parts of the structure to investigate concealed hazards, and we only recommend it when Level 2 evidence points to a hidden problem. You get the photos either way. Call to schedule a Level 2 inspection.
Water enters micro-cracks in mortar and flashing seams during College Park’s wet winters, then expands when temperatures drop below freezing. Repeated cycles progressively fracture mortar joints, lift flashing tabs, and spall brick faces. The Anacostia River watershed’s persistent humidity keeps masonry damp longer than in drier climates, giving freeze-thaw more opportunities to work. Mortar repointing and flashing repair before winter is the most cost-effective prevention. Call (301) 479-9806 for a pre-season inspection.
Ready to see what your chimney actually needs? Call (301) 479-9806 and a live person will answer, 24 hours a day. We’ll schedule a free Level 2 camera inspection, show you the photos, and quote honest upfront pricing before any work begins. Done right - and we stand behind it.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving College Park and local communities since 1984.





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