Chimney Repair Cost Calculator

Estimate chimney repair costs from the drivers masons actually price: the repair type, your chimney material, height, damage severity and state labor rates — then run the repair-vs-rebuild rule to see whether fixing it is still good economics. Free, no sign-up, 100% in your browser.

100% client-side — nothing leaves your browser 7 repair types, 4 chimney materials Ranges sourced from 2026 contractor data

Repair type

Chimney material

Chimney height

Damage severity

State / regional labor

Hidden-damage contingency

Chimney work often reveals hidden flue, crown or water damage once opened up.

Permit allowance ($)

Tuckpointing permits run up to about $300 where required.

Add-ons Chimney sweep ($100–$300) Level 2 inspection ($100–$500)

How the estimate is calculated

Published contractor tables quote each chimney repair as a national-average range. Your quote moves with five documented factors:

Total = (base range × material × height × damage × labor + permit) × (1 + contingency) + add-ons

The base ranges come from published 2026 contractor pricing (see Sources). The multipliers are:

Factor	Options	Multiplier
Chimney material	Brick (baseline), stone, prefab, metal	1.00 / 1.30 / 0.85 / 0.75
Height above roofline	Short (<15 ft), typical (15–30 ft), tall (>30 ft)	0.90 / 1.00 / 1.20
Damage severity	Minor, moderate, severe	1.00 / 1.50 / 2.50
State / regional labor	Low-cost, average, high-cost	0.85 / 1.00 / 1.25
Hidden-damage contingency	Confirmed scope, standard, older/unknown	+0% / +10% / +20%

Chimney repair cost table — national average, 2026

Repair type	What it covers	Typical range
Crack sealing	Sealing minor hairline cracks in brick or mortar	$150 – $300
Tuckpointing	Digging out failed mortar joints and repacking fresh mortar ($20–$30/ft)	$500 – $1,500
Crown repair	Fixing the concrete/mortar slab sealing the chimney top	$300 – $800
Cap replacement	New cap against rain, animals, debris (metal $150–$400; decorative/steel $300–$500+)	$150 – $500
Flue liner replacement	New liner for heat/smoke protection (clay from ~$2,000; stainless $2,500–$7,000)	$2,500 – $7,000
Partial rebuild	Rebuilding from the crown down to the roofline	$1,000 – $3,000
Full rebuild	Tearing down and rebuilding the entire chimney stack	$4,000 – $10,000+

Overall, US homeowners pay roughly $200–$4,000 for chimney repairs depending on type and severity. Minor fixes land at $200–$500; major structural repairs and relining run $3,000 and up.

State labor cost bands

Labor is the biggest regional variable: urban contractors typically charge $75–$125 per hour while rural rates run $50–$80. Published state tables group like this:

Band	Example states (published tables)	Multiplier
High-cost	California, New York, Washington	×1.25
Average	Texas, Florida, Illinois, Pennsylvania, Ohio, Georgia, Arizona	×1.00
Low-cost	Below-average construction-labor markets — pick Low if local quotes run ~15%+ under national averages	×0.85

Illustrative grouping. For example, minor repairs average $300–$600 in California versus $200–$450 in Florida, and major repairs $3,500–$5,000 versus $2,500–$4,000. Your city may differ — always get 3 local quotes.

Two worked examples

Example 1 — Brick tuckpointing, moderate damage

Brick chimney, typical height, moderate mortar damage, average region, 10% contingency, no permit or add-ons:

$500–$1,500 × 1.00 × 1.00 × 1.50 × 1.00 = $750–$2,250, then ×1.10 contingency → $825 – $2,475 (midpoint $1,650).

Example 2 — Stone crown repair, tall chimney, high-cost state

Stone chimney, tall (>30 ft), minor crown damage, high-cost region, 10% contingency, plus sweep and Level 2 inspection:

Multiplier 1.30 × 1.20 × 1.00 × 1.25 = 1.95 → $300–$800 × 1.95 × 1.10 = $643.50–$1,716.00, then sweep +$100–$300 and inspection +$100–$500 → $843.50 – $2,516.00 (midpoint $1,679.75).

Chimney repair cost FAQs

What is the average chimney repair cost in the US?

Chimney repair in the US typically costs between $200 and $4,000, depending on the type and severity of damage. Minor fixes like crack sealing run $150–$300, tuckpointing $500–$1,500, crown repair $300–$800, and a chimney cap $150–$500. Bigger jobs cost far more: a flue liner replacement runs $2,500–$7,000, a partial rebuild $1,000–$3,000, and a full rebuild $4,000–$10,000 or more.

What is tuckpointing, and how much does it cost?

Tuckpointing (also called repointing) is digging out deteriorated mortar joints between bricks and packing in fresh mortar. It is needed when mortar crumbles or falls out and typically costs $500–$1,500, priced around $20–$30 per linear foot. Angi reports a 2026 national average of about $1,200, with most homeowners spending $500–$2,500 depending on mortar damage extent, chimney height, and access. Scaffolding adds roughly $200–$600 and permits up to $300.

How much does a flue liner replacement cost?

A flue liner replacement typically costs $2,500–$7,000. Stainless steel liners are the most common replacement choice ($2,500–$7,000), while clay tile liners start around $2,000. The liner protects your home from heat and smoke damage, so a cracked or deteriorated liner is one repair that should never be postponed.

How much does a full chimney rebuild cost?

A full chimney rebuild costs $4,000–$10,000 or more, while a partial rebuild (from the crown down to the roofline) runs $1,000–$3,000. A rebuild is required when the structure is leaning, collapsing, or when bricks are spalled through and courses have shifted. Taller chimneys and stone construction push costs toward the top of the range.

How much does chimney crown repair cost?

Chimney crown repair typically costs $300–$800. The crown is the concrete or mortar slab that seals the top of the chimney; when it cracks, water seeps into the brickwork and each freeze-thaw cycle widens the damage. Repairing a cracked crown early is one of the cheapest ways to avoid a future rebuild.

How much does a chimney cap cost?

A chimney cap replacement typically costs $150–$500: basic metal caps run $150–$400, while decorative or stainless steel caps cost $300–$500+. The cap protects against rain, animals, and debris. A missing or rusted cap is one of the most common reasons water gets into a chimney.

What do a chimney sweep and a Level 2 inspection cost?

A professional chimney sweep (creosote cleaning) typically costs $100–$300, and a thorough chimney inspection runs $100–$500, with a Level 2 inspection (camera scan of the flue, usually required before buying or selling a home) at the upper end. Many repairs reveal hidden damage, so pairing an inspection with the repair quote is the safest way to budget.

Does homeowners insurance cover chimney repairs?

Usually only for sudden damage. Lightning strikes, storms, and chimney fires are typically covered, while gradual wear — failing mortar, crown cracks, creosote buildup — usually is not. Because insurers ask for documentation, get every repair quote in writing with photos before work begins.

Should I repair or rebuild my chimney?

The honest line is structural integrity: if the brick cores and the chimney's alignment are sound, repair wins — tuckpointing and crown work reset the clock for a fraction of rebuild cost. If bricks are spalled through or courses have shifted, rebuilding is the right answer. As a budgeting rule of thumb, if a repair quote exceeds about 65% of a full-rebuild estimate, get a written rebuild quote too; 50–65% is the gray zone where both options deserve a look. Use the Repair vs Rebuild tab above to run this comparison.

How does chimney height affect repair cost?

Height matters a lot: a two-story chimney can add $100–$500 just for scaffolding or staging versus a single-story one, steep roof pitch adds 10–25% for access difficulty, and taller chimneys need more materials and labor time. In this calculator, short chimneys (under 15 ft above the roofline) price about 10% below typical, and tall ones (over 30 ft) about 20% above.

Why do chimney repair prices differ by state?

Labor is the biggest variable: urban contractors typically charge $75–$125 per hour while rural rates run $50–$80. State comparison data shows minor repairs averaging $300–$600 in California versus $200–$450 in Florida, and major repairs $3,500–$5,000 versus $2,500–$4,000. The calculator's state labor tiers (low 0.85, average 1.00, high 1.25) reflect that spread.

What about the flashing where my chimney meets the roof?

Flashing repair at the chimney base is a roof job, not a chimney-structure job: it reseals the joint between the roof surface and the chimney. If your problem is a leak where the chimney passes through the roof, use our Roof Repair Cost Calculator (flashing mode), which prices that repair specifically. The calculator on this page covers the chimney structure itself — cracks, mortar, crown, cap, flue liner, and rebuilds.

Related calculators: Roof Repair Cost Calculator (chimney flashing at the roof joint is a roofing job) · Brick Calculator (estimate bricks and mortar for rebuild work) · Home Inspection Cost Calculator · HVAC Repair vs Replace Calculator · Furnace Replacement Cost Calculator

Methodology: base ranges and multipliers are drawn from published 2026 contractor pricing (constructioncalculators.net, domycalculations.com, housecostcalculator.com, Angi — full source list in SOURCES.md). Estimates are planning figures, not quotes — actual prices depend on inspection results, access difficulty, materials, and permits. Last reviewed October 2026.

Free tool by NRTechStudio

Chimney Repair Cost Calculator

How the estimate is calculated

Chimney repair cost table — national average, 2026

State labor cost bands

Two worked examples

Example 1 — Brick tuckpointing, moderate damage

Example 2 — Stone crown repair, tall chimney, high-cost state

Chimney repair cost FAQs

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