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Water Damage Is The Second Biggest Home Insurance Claim In America — And Most Of It Is Plumbing

Water damage and freezing account for 22.6% of all home insurance claims. Most of it traces back to plumbing. See the numbers — and what they mean for your customers.

Water Damage Is The Second Biggest Home Insurance Claim In America — And Most Of It Is Plumbing

If you’re looking for a data-backed argument for why plumbing maintenance and quality work matters, water damage statistics make it for you. The numbers are large, the frequency is alarming, and the connection to plumbing is direct.

How Common Water Damage Actually Is

“Water damage and freezing accounted for 22.6% of all home insurance claims in 2023.”

“Approximately 14,000 people in the U.S. experience some form of home water damage every single day.”

For context: that’s not catastrophic flood events. Most of this is supply line failures, burst pipes, appliance malfunctions, and the kind of routine plumbing failures that good maintenance and quality work can prevent.

The Plumbing Connection

“Plumbing supply line failures account for nearly 48% of all water loss incidents — making them the leading cause of interior water damage.”

“53% of non-weather water damage claims are plumbing-related.”

Almost half of all interior water damage traces directly back to plumbing. That’s not a peripheral issue for a plumbing company — it’s the core of the value proposition for doing the job right.

The Cost When Something Goes Wrong

“The average water damage insurance claim is $13,954 — but burst and frozen pipe events average over $27,000.”

“A water damage event contained within the first four hours typically costs $3,000 to $8,000. The same event left for 48 to 72 hours routinely escalates to $20,000 to $40,000.”

The cost is not just in the water — it’s in the time. Every hour a leak goes undetected multiplies the damage. Plumbing companies that can educate homeowners on the urgency of small warning signs are providing value that goes well beyond the immediate job.

What This Means For A Plumbing Company’s Estimates

These numbers are powerful context for the estimates your technicians write. When a tech recommends replacing an aging supply line or a worn valve, the homeowner might question whether it’s really necessary. An estimate that references the real-world cost of ignoring that recommendation — $13,000+ average insurance claim, potential for $27,000+ on a burst pipe — communicates urgency in a way that a vague “recommend replacement” line never could.

Estimate Boost helps technicians write estimates that include this kind of context — connecting the recommendation to the consequence, in plain language, in every estimate.

Frequently Asked Questions

How common is water damage in American homes?

About 14,000 people experience some form of home water damage every day, and it accounts for 22.6% of all home insurance claims.

What percentage of water damage is caused by plumbing?

Plumbing supply line failures cause nearly 48% of all water loss incidents — making plumbing the leading cause of interior water damage.

How much does the average water damage insurance claim cost?

The average claim is $13,954, but burst and frozen pipe events average over $27,000. Claims that aren’t caught quickly can escalate to $20,000–$40,000.

Can plumbing estimates help educate homeowners about water damage risk?

Yes — estimates that connect a recommended repair to its potential consequence (water damage cost, insurance claim) communicate urgency more effectively than technical descriptions alone.

Sources

  • Insurance Information Institute (Triple-I), 2025 Report
  • HouseCashin / Insurance industry aggregate, 2025
  • PuroClean / National water damage statistics aggregate, 2025
  • Insurance Journal, cited in Grit Insurance, 2026
  • Insurance Information Institute / State Farm, 2024–2025
  • Water Pro Inc., July 2026