Chimney Repair Cost by Repair Type
$150 (minor mortar) to $6,000+ (partial rebuild). Most homeowner repairs land in $300–$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 – $30 | Small patches $150–$300; full chimney $800–$2,500 |
| Crown seal / re-coat (waterproof membrane) | $225 – $600 | CrownCoat or CrownSaver, 15-year warranty |
| Crown rebuild (new concrete cap) | $800 – $2,500 | Cracked or crumbling crown, full removal & rebuild |
| Flashing repair or replacement | $300 – $1,000 | Sealant refresh cheapest; new step flashing highest |
| Firebox rebuild (firebrick + refractory mortar) | $1,200 – $3,500 | Damaged firebrick, gaps in refractory mortar |
| Partial chimney rebuild (above roofline) | $2,500 – $6,000+ | Common on 50+ year old brick chimneys |
| Waterproofing (breathable siloxane sealer) | $400 – $900 | Recommended every 7–10 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–$1,500 for a common repair (crown seal, small repoint, flashing refresh). Structural rebuilds and post-fire repairs run into several thousand dollars.