WatertightHub
Yonkers, NY

Basement Waterproofing Cost in Yonkers

$2,600 – $9,100

Average basement waterproofing cost in Yonkers · avg $5,850

  • Updated 2026
  • 12 local pros
  • Based on local project data
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At a glance · Yonkers
Typical timeline
1–3 days
Permit
Usually required · ~$190
Local soil
glacial till and clay
Freeze-thaw cycles
61 / yr
Local pros
12 available

Basement Waterproofing cost in Yonkers, NY

Interior and exterior systems that stop water seepage through foundation walls and floors. Below is how it compares with related foundation and drainage work in Yonkers.

Service in YonkersLowAverageHigh
Basement WaterproofingThis page$2,600$5,850$9,100
Foundation Repair$2,500$6,300$10,100
Crawl Space Encapsulation$3,400$6,700$10,000
French Drain Installation$1,700$4,600$7,500
Sump Pump Installation$750$1,750$2,750

Ranges reflect local labor and glacial till and clay soil conditions. Your quote depends on square footage, access, and severity.

What affects the cost in Yonkers

Annual rainfall
40"
Freeze-thaw cycles / yr
61
Frost depth
43"

Compact till soils around Yonkers shed water poorly, so rain and snowmelt pool against the foundation, then hard freezes (to about 43" deep) widen any crack they find.

Permits in Yonkers

Underpinning, piering, and wall stabilization need a permit (often with an engineer's letter); small interior repairs typically do not.

Issuing authority: City of Yonkers Building & Zoning Department · typical fee ~$190

Get matched with basement waterproofing pros in Yonkers

12 established basement waterproofing companies serve the Yonkers area. Tell us about your project and compare free quotes, no obligation.

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Basement Waterproofing in Yonkers: FAQ

How much does basement waterproofing cost in Yonkers?+

In Yonkers, basement waterproofing typically runs $2,600–$9,100, averaging about $5,850. The glacial till and clay soil and 61 freeze-thaw cycles a year are the biggest local price drivers.

Do I need a permit for basement waterproofing in Yonkers?+

Underpinning, piering, and wall stabilization need a permit (often with an engineer's letter); small interior repairs typically do not. Permits are handled by City of Yonkers Building & Zoning Department, with a typical fee around $190.

Is basement waterproofing worth it in Yonkers?+

With 40" of annual rainfall and a 43" frost depth, untreated water intrusion in Yonkers tends to worsen each freeze-thaw season, so most homeowners find addressing it early is far cheaper than structural repair later.