Masonry Insurance Cost: Ranges + Calculator

Reviewed by Jason Wootton — licensed P&C Insurance Agent (NPN 7694718) Verify ↗
Edited by Justin Marks · Updated August 2026 · Disclosures ↓

Masonry carries construction's heavier end: general liability priced for structural work — a wall is not a paint job when it fails — workers' compensation at masonry classification rates, scaffold and height exposure, and silica dust, where OSHA's respirable-crystalline-silica standard makes practice a documented, underwritten fact. Tools and mixers ride an inland-marine floater between jobs.

As an industry-typical estimate, a small masonry contractor commonly runs roughly $2,500–$7,000+/year for general liability, with workers' comp on payroll at masonry rates. No insurance bureau publishes masonry premiums, so every dollar here is an estimate; each fact is sourced to a named authority (III, IRMI, OSHA, NCCI, CDC/NIOSH). Use the calculator below, then get a real quote in 5 minutes.

Business activities classified under NAICS 238140 — Masonry Contractors
Business activity
Bricklaying contractors
Brick veneer, installation
Cement block laying
Chimney, brick, block or stone, contractors
Cinder block installation
Concrete block laying
Field stone (i.e., masonry) installation
Fireplace, masonry, installation
Foundation (e.g., brick, block, stone), building, contractors
Glass block laying
Glass unit (i.e., glass block) masonry
Granite, exterior, contractors
Marble, granite and slate, exterior, contractors
Masonry contractors
Masonry pointing, cleaning or caulking
Refractory brick contractors
Retaining wall, masonry (i.e., block, brick, stone), construction
Slate (i.e., masonry) contractors
Stonework (i.e., masonry) contractors
Stucco contractors
Tuck pointing contractors
Source: US Census Bureau, 2022 NAICS Index File
Interactive Industry-typical estimate, not a quote

Estimate your commercial insurance cost

Plug in a few business details and we'll show an industry-typical annual range for General Liability + Workers Compensation + Commercial Auto, with the source for every number. Real quotes vary by carrier, claims history, and underwriting — get an actual quote here.

Enter your annual revenue above to see an industry-typical range.

Industry-typical market ranges

Sourced from III, NCCI, ISO, NAIC, BLS, FMCSA, FDA, NRA — government and bureau publications, not from our quote form

Coverage a masonry contractor typically carries (industry-typical estimates):

  • General liability: structural severity — collapse and completed-operations exposure outlast the job itself. III commercial GL, IRMI completed operations.
  • Workers' compensation: masonry classifications rate on payroll — among construction's higher-rated trades. III workers comp, NCCI Atlas.
  • Silica practice: OSHA's respirable-crystalline-silica standard governs cutting and grinding — controls and medical surveillance are documented facts. OSHA silica, NIOSH silica.
  • Tools & equipment (inland marine): saws, mixers and scaffold that travel between jobs. IRMI equipment floater.

Wall heights, scaffold use, and trade mix are primary rating factors.

Industry context — what published research says about Masonry coverage

  • Walls outlast the invoice. Completed-operations exposure means a failed wall is your claim years after the job closed. IRMI completed operations.
  • Silica is the regulated hazard. OSHA's silica standard makes dust controls and medical surveillance documented practice — priced practice. OSHA silica.
  • Masonry rates as a heavy trade. WC classifications for masonry sit among construction's higher-rated codes — payroll precision matters. NCCI Atlas.

Recent rate-filing activity — 8 state filings across 1 commercial line

Commercial carriers can't charge whatever they want — each state's Department of Insurance must approve loss-cost filings before they take effect. These are primary-source, government-held records available on SERFF Filing Access. Cited below: the most-recent active filings affecting masonry operations, each cited to the regulator or bureau filing it came from.

Line State Overall change Effective Filing
WC NV -32.8% voluntary loss cost decrease (legislatively-driven; SB 317) Oct 1, 2026 SERFF #NCCI-134895530
WC RI Overall -2.5% voluntary (industrial); -12.9% federal classes Aug 1, 2026 SERFF #NCCI-134743616
WC TX Overall -3.8% adjustment to voluntary loss cost level Jul 1, 2026 SERFF #NCCI-134745334
WC AR Overall -9.8% voluntary loss cost; -9.8% assigned risk market Jul 1, 2026 SERFF #NCCI-134876672
WC OH -1% private-employer rate cut (~$10M aggregate; -50% cumulative since 2019) Jul 1, 2026
WC SC -0.4% voluntary loss cost decrease Apr 1, 2026 SERFF #NCCI-134702984
WC NC per $100 payroll (advisory loss cost) Apr 1, 2026 Filing #NCRI-134628278
WC NC per $100 payroll (advisory loss cost) Apr 1, 2026 Filing #NCRI-134628278

Source: SERFF Filing Access (filingaccess.serff.com) — the official public-records interface for state Department of Insurance filings. Loss-cost changes shown are the overall bureau-wide change in each state; the actual impact on your quote depends on your class code, payroll, experience modifier, and carrier-specific loss-cost multiplier (LCM). Get a quote for your exact numbers.

Want a deeper requirements view? See the standalone Masonry insurance requirements page →

What factors affect masonry insurance cost?

Underwriters set premium based on a handful of factors that vary by vertical and by carrier. Understanding the drivers below helps you predict your real quote and target the right reductions.

  • Wall heights & scaffold use
    Height work raises both GL severity and WC pricing. OSHA construction.
  • Payroll & classification
    Masonry WC codes rate high; precise classification is real money. NCCI Atlas.
  • Structural vs veneer mix
    Load-bearing work carries more completed-operations severity than veneer. IRMI completed operations.
  • Silica controls
    Wet-cutting, vacuums and respirator programs are the documented practice underwriters price. OSHA silica.
  • Loss history
    Structural and injury claims move renewals hardest. III commercial GL.

How to lower your masonry insurance cost

Carriers offer real discounts for the steps below — most operators can take 10–25% off premium by stacking 2–3 of these. Verify carrier-specific credits at renewal.

  • ✓ Run the silica program by the standard
    Written exposure-control plans and wet-cutting practice satisfy OSHA and lower the WC story. OSHA silica.
  • ✓ Document scaffold competence
    Trained competent persons and inspection logs cut the height-work story. OSHA construction.
  • ✓ Classify payroll precisely
    Masonry's high-rated codes make misclassification expensive in both directions. NCCI Atlas.
  • ✓ Schedule the equipment you own
    Keep the floater aligned with real saws, mixers and scaffold. IRMI equipment floater.

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Frequently asked questions about masonry insurance cost

How much does masonry insurance cost? +
As an industry-typical estimate, a small masonry contractor commonly runs about $2,500–$7,000+/year for general liability, with workers' comp on payroll at masonry classification rates. No insurance bureau publishes masonry premiums, so use the calculator above for a range and get a real quote for actual numbers. III commercial GL.
Am I liable after the wall is finished? +
Yes — completed-operations liability follows structural work after handover, which is why masonry GL rates above lighter trades. IRMI completed operations.
Does OSHA's silica rule affect my insurance? +
Practically, yes — documented dust controls and medical surveillance under the respirable-crystalline-silica standard are exactly the practice underwriters price. OSHA silica.

Related guides

Sources cited

  1. Commercial General Liability Insurance — Insurance Information Institute (III), 2024
  2. Completed Operations Liability — International Risk Management Institute (IRMI), 2024
  3. Workers Compensation Insurance — Insurance Information Institute (III), 2024
  4. NCCI Atlas — Class Codes — National Council on Compensation Insurance (NCCI), 2024
  5. Respirable Crystalline Silica — Occupational Safety and Health Administration (OSHA), 2024
  6. Silica Topic Page — CDC National Institute for Occupational Safety and Health (NIOSH), 2024
  7. Contractors Equipment Floater — International Risk Management Institute (IRMI), 2024
  8. Construction Industry — Occupational Safety and Health Administration (OSHA), 2024
📘 Educational, not advice. This cost page is general educational content reviewed by Jason Wootton, our licensed P&C Insurance Agent (NPN 7694718). Insurance pricing varies by state, carrier, business specifics, and claims history. The ranges shown are not quotes — for actual numbers, get a real quote or consult a licensed insurance agent in your state.
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