Basement Waterproofing Cost in Orlando [2026 Data]

Orlando’s high water table and intense summer rains make basements especially prone to flooding and persistent dampness. Basement waterproofing in Orlando costs about $7,899 on average, with most projects falling between $4,818 and $10,980, depending on factors like the basement’s size and the type of system installed. Considering these and other key factors in this guide can help you create a realistic budget.

Basement Waterproofing Cost Factors 

Several factors shape the cost of basement waterproofing in Orlando, FL, including the overall size of the basement, whether waterproofing is applied inside or outside, and the specific method chosen. Understanding these factors can help you plan accordingly for this project.

Basement Size

The cost to waterproof a basement falls between $3 and $10 per square foot on average, although where in this range your pricing falls depends largely on the type of waterproofing method you choose. In any case, large spaces require more time, labor, and material to waterproof than small spaces. Therefore, the larger your basement, the more you can expect to pay for waterproofing for any given method.

Below is a breakdown of how much you might spend for a range of basement sizes.

Interior vs. Exterior Waterproofing

Depending on where your basement water issues are stemming from and what solutions your expert recommends, you may need either interior or exterior waterproofing services. Some homes require both. Interior basement waterproofing is often more affordable because it doesn’t involve excavation and backfilling. Something like installing damp-proofing around the exterior of your foundation would require a lot of digging, which drastically increases labor costs.

You’ll spend an average of $3,000 on interior waterproofing services, while extensive exterior services will cost an average of $7,000.

Waterproofing Method

As mentioned above, professionals can waterproof your basement from the exterior or the interior. Exterior methods are more effective because they’re preventative, but they’re also more expensive because they tend to require excavation, which is time-consuming. The table below includes a list of basement waterproofing methods along with cost ranges for each.

Basement Waterproofing Pro Costs

When hiring a pro for basement waterproofing, you’ll need to pay for more than materials and labor. In many cases, you’ll also need to account for licensing, permit, and tax fees. 

Labor

Waterproofing contractors in Orlando generally charge between $90 and $160 per hour, depending on the type of system being installed. Rates often rise for projects that require extensive drainage solutions or excavation to deal with the city’s sandy soils and high water table, which can make the work more time-consuming and complex.

Permits

Most basement waterproofing projects in Orlando that include excavation, sump pump installations, or major drainage work require permits through Orange County or the City of Orlando’s permitting offices. Fees typically start in the low hundreds and increase with project size, with more complex work, such as exterior excavation and grading, often leading to higher costs.

Licensing and Insurance

In Florida, basement waterproofing contractors are generally required to hold a state-issued Residential or Building Contractor license if the project involves structural work. They must also carry liability insurance and workers’ compensation. The expense of maintaining these credentials is typically reflected in your overall project cost.

Taxes

In Orlando, basement waterproofing projects are subject to Florida’s state sales tax of 6% plus the local county surtax, which brings the total to around 6.5% to 7%. This tax applies to materials rather than labor, so make sure your estimate only taxes the materials and leaves labor untaxed.

Does Basement Waterproofing Increase Home Value?

Basement waterproofing in Orlando doesn’t usually deliver a measurable return, but it’s one of the most effective ways to protect against damage from the city’s frequent downpours and high water table. It keeps moisture, mold, and structural issues at bay while making the basement safer and more dependable for everyday use, which is something that buyers often look for in Florida homes.

How Angi Gets Its Cost Data

Home is the most important place on earth, which is why Angi has helped more than 150 million homeowners transform their houses into homes they adore. To help homeowners with their next project, Angi provides readers with the most accurate cost data and upholds strict editorial standards. We survey real Angi customers about their project costs to develop the pricing data you see, so you can make the best decisions for you and your home. We pair this data with research from reputable sources, including the U.S. Bureau of Labor Statistics, academic journals, market studies, and interviews with industry experts—all to ensure our prices reflect real-world projects. 

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