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Basement Waterproofing Cost in New York, NY

In New York, NY, basement waterproofing costs about $6,750 for interior drain and sump work, with most jobs from $2,700 to $14,180. That is 35% above the national typical price of $5,000.

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Basement Waterproofing price range in New York

LowTypicalHigh
Price in New York$2,700$6,750$14,180
US national price$2,000$5,000$10,500
Difference+$700+$1,750+$3,680

Permit fees, disposal costs and contractor availability differ by city and can move the total. Local cost index used: 1.35 (1.00 is the US average).

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What affects the price in New York

  • House or job size
  • Material and quality grade
  • Local labor rates
  • Permits and inspections

The price covers interior drain and sump work. Typical project time is 2 to 5 days. Expected life: 20 to 30 years.

How to get a fair price in New York

  1. Collect at least three written quotes from licensed and insured New York contractors.
  2. Ask for the price split into labor, materials and permits.
  3. Check licenses with the New York state licensing board.
  4. Pay in stages tied to finished work, not all up front.

Frequently asked questions

How much does basement waterproofing cost in New York?

About $6,750, with a typical range of $2,700 to $14,180 for interior drain and sump work.

Is basement waterproofing more expensive in New York than average?

It is 35% above the national typical price.

Does the price include permits?

Sometimes. Ask your contractor whether permits, disposal and cleanup are in the quote.

Sources and method

Page last updated November 2026. See our editorial policy and disclaimer.