Chimney Repair Cost by Repair Type
$150 (minor mortar) to $6,000+ (partial rebuild). Most homeowner repairs land in $300 to $1,800.
Chimney repair cost varies enormously, from a $150 mortar patch to a $6,000+ partial rebuild. Below are the 2026 US price ranges for the most common repairs, based on actual quotes across our service area. Every price is confirmed after a Level 1 or Level 2 inspection so you never pay for guessed damage.
These ranges reflect typical US 2026 pricing. Your exact price is confirmed after a free on-site or camera inspection, we never charge for guessed damage.
Typical US price ranges
| Service | Typical price (US) | Notes |
|---|---|---|
| Mortar joint repair / repointing (per square foot) | $15 to $30 | Small patches $150 to $300; full chimney $800 to $2,500 |
| Crown seal / re-coat (waterproof membrane) | $225 to $600 | CrownCoat or CrownSaver, 15-year warranty |
| Crown rebuild (new concrete cap) | $800 to $2,500 | Cracked or crumbling crown, full removal & rebuild |
| Flashing repair or replacement | $300 to $1,000 | Sealant refresh cheapest; new step flashing highest |
| Firebox rebuild (firebrick + refractory mortar) | $1,200 to $3,500 | Damaged firebrick, gaps in refractory mortar |
| Partial chimney rebuild (above roofline) | $2,500 to $6,000+ | Common on 50+ year old brick chimneys |
| Waterproofing (breathable siloxane sealer) | $400 to $900 | Recommended every 7 to 10 years |
What drives your final price
- Extent and location of the damage (above vs below roofline)
- Brick, block, or stone construction
- Roof pitch and height, scaffolding vs ladder work
- Permit requirements in your municipality
- Whether structural steel or a new liner is required alongside
- Historic / period-correct brick matching
Related services
FAQs, Chimney Repair Cost
The 2026 US average is $500 to $1,500 for a common repair (crown seal, small repoint, flashing refresh). Structural rebuilds and post-fire repairs run into several thousand dollars.
Yes, a cracked crown lets water into the flue and masonry, which freezes, expands, and multiplies damage every winter. Seal or rebuild it before the next freeze/thaw cycle.
Sudden damage (chimney fire, storm, falling tree) is usually covered. Gradual deterioration (age, weathering, missed maintenance) is not. Ask us for the documentation your insurer will want.
For visible damage we can quote a ballpark from photos. Anything hidden inside the flue, cracks, liner damage, gaps in the smoke chamber, requires a paid inspection so we can quote you a firm price.
Quality repointing lasts 20+ years, crown coatings 10 to 15 years, crown rebuilds 30+ years, and firebox rebuilds 15 to 25 years with normal use.