Will insurance pay to waterproof a basement?

Author: Mr. Bernard Funk MD  |  Last update: Friday, July 25, 2025

Insurance will often cover this type of water overflow damage if it is sudden and incidental. In all of these internal basement leaking situations, insurance companies will try to determine whether the leak was caused by malfunction or negligence on the homeowner's part.

Is waterproofing a basement covered by insurance?

External water sources are almost never covered by average home insurance. And even flood insurance doesn't cover every basement leak. If insurance classifies your water intrusion as groundwater, you can expect them not to cover it.

How much does it cost to re waterproof a basement?

Basement waterproofing costs $5,213 on average, and most homeowners pay somewhere between $2,459 and $8,181 depending on the waterproofing method, the extent of the issue, and the size of the home.

Is waterproofing a basement worth it?

According to some water damage studies, over 98% of all homes with basements will experience some kind of water damage. Even a minor leak will raise your water bill by 10%. A properly waterproofed basement can be a great selling point for potential buyers and typically offers a return on investment of about 30%.

What is considered a basement for insurance purposes?

Basement Classification

The NFIP defines a basement as any area of a building with a floor that is below ground level on all sides.

If water comes into your basement, will insurance cover it?

Does insurance cover cracked basement walls?

Generally, foundation cracks or settling aren't covered by your homeowners policy. Your home's foundation is protected under your policy's dwelling coverage, but only for certain perils/events.

Does homeowners insurance cover finished basements?

Regarding finished basements, home insurance policies generally cover structural damage and perils such as fire, smoke damage, vandalism, and water damage. However, reviewing your specific policy is important to fully understand the extent of coverage and any exclusions that may apply.

What are the disadvantages of basement waterproofing?

Exterior basement waterproofing has a few downsides, though.
  • Cost. It's a more involved process that requires digging up your yard, which is expensive and time-consuming.
  • Damages landscaping or hardscaping elements. ...
  • Not serviceable.

Can I waterproof my basement from the inside?

Interior basement waterproofing involves waterproofing basement walls from the inside. This way, the water that leaks into the basement is re-routed, before it can come in, out and away from your home. It is an effective waterproofing method and a much less offensive alternative to exterior waterproofing.

What is the most cost effective way to waterproof a basement?

What is the cheapest way to waterproof a basement?
  • Waterproofing Paint: Applying a waterproofing paint or sealant is one of the most affordable solutions. ...
  • Crack Injection Kits: For basements with cracks, using an epoxy or polyurethane foam kit can be an economical fix.

How do you permanently waterproof a basement?

5 Steps to Effectively Waterproof Basement Walls
  1. Remove All Standing Water and Verify That the Area is Completely Dry. ...
  2. Clean and Prepare the Area. ...
  3. Plug Holes and Cracks. ...
  4. Reseal Windows, Doors and Window Wells with Caulk. ...
  5. Apply Waterproof Coating.

What is the cheapest method of waterproofing?

The cement-based coating gives it a rigid layer and is most effective for homes with stable temperatures and simple roof layouts. This approach is one of the most economical options available as it helps you reduce repairs, replacements, and maintenance costs for years to come.

Why is basement waterproofing so expensive?

What Factors Affect Basement Waterproofing Costs? The total project cost depends on your home's location, the size of your basement, and how you waterproof it. Basement size: The larger your basement, the more materials and labor are needed for waterproofing.

Can you claim basement waterproofing on taxes?

In most cases, no. Basement waterproofing is considered a home repair, and thus isn't eligible for any kind of tax deduction when it's done to fix a leak or a crack.

Does homeowners insurance cover water leaks under foundation?

Homeowners insurance generally does not cover maintenance issues or wear and tear. So, if a slab leak results when tree roots damage your plumbing, or from plumbing lines that are simply past their prime, a typical homeowners insurance will not pay for repairs.

How long does basement waterproofing last?

Generally, waterproofing lasts 5-10 years but can extend to decades with proper maintenance. To ensure longevity: Regularly inspect and maintain the system. Discuss specific longevity expectations with your contractor.

Can I use flex seal in my basement?

Apply Flex Seal Products

Flex Shot and Flex Seal Liquid are great options for attacking a basement wall leak.

How to fix leaky basement from inside?

To waterproof your basement from the inside, apply a high-quality masonry waterproofing product to the interior walls. Once the coating dries, it creates a strong, watertight barrier that prevents water from penetrating the walls. This method effectively seals your basement against moisture infiltration.

How do companies waterproof a basement?

How Does Basement Waterproofing Work?
  • French drain.
  • Footing drain.
  • Gutter, downspouts, and downspout extenders.
  • Damp proofing.
  • Soil gradation.
  • Foundation crack sealing.
  • Waterproof foundation paint.
  • Vapor barrier.

What are the three types of basement waterproofing?

The 3 Major Approaches to Basement Waterproofing
  • Sealants & Epoxy Injections. Sealants and epoxy injections are widely considered band-aid fixes, but some homeowners opt for these sealants as the next-best solution when a drainage system isn't in their budget. ...
  • Interior Drainage. ...
  • Exterior Waterproofing.

Does waterproofing a basement increase home value?

Waterproofing your basement can increase/ recover the resale value of your home by up to 10-20%. This is because it makes your property more attractive to potential buyers and reduces the likelihood of future repair costs.

What is the negative side of waterproofing?

Negative-side waterproofing will not prevent the water from entering your substrate, but it will prevent water from entering the occupied space. In order to apply an “internal negative-side waterproofing system,” your internal surfaces must be able to accept your waterproofing treatment.

Will insurance pay for water in the basement?

A standard homeowners insurance policy may cover water damage to your basement, depending on the source. For instance, if a burst pipe was the cause of the damage, your policy may pay to repair damage to your basement. However, if a flood causes damage to your basement, you likely won't be covered.

How much money does a finished basement add to home value?

In the US, finishing a basement will give you a return of 70 to 75% of your investment. That means if you spend $10,000 on improvements, the value of your property will increase by about $7,000.

Does insurance cover mold in basement?

Remediation and removal of mold won't be covered by your homeowners insurance unless the mold resulted from a covered peril, and coverage is often limited.

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