QuoteScore / Blog / Cost Guide
← Back to Blog

Waterproofing Costs & Prices (2026)

15 pricing benchmarks to help you evaluate your waterproofing quote.

Price Points
15
Subcategories
3
Price Range
$3 – $35,000

Exterior

Service / Item Low Average High
Exterior Drain Tile System (job) $3,000 $7,000 $14,000
Exterior French Drain (per linear ft) (linear_ft) $30 $60 $100
Exterior Waterproofing (per linear ft) (linear_ft) $80 $150 $250
Foundation Crack Repair - Epoxy Injection (each) $250 $600 $1,200
Foundation Crack Repair - Excavation (each) $1,500 $3,500 $6,000
Window Well Drain/Cover (each) $100 $250 $500

Interior

Service / Item Low Average High
Battery Backup Sump Pump (each) $300 $600 $1,100
Crawl Space Encapsulation (job) $3,000 $7,000 $15,000
Dehumidifier Install (crawl space) (each) $800 $1,500 $2,800
Interior French Drain (per linear ft) (linear_ft) $40 $70 $120
Sump Pump Install (each) $500 $1,100 $2,000
Sump Pump Replacement (each) $300 $700 $1,300
Vapor Barrier (crawl space) (sqft) $3 $7 $12

Package

Service / Item Low Average High
Full Basement Waterproofing (exterior) (job) $8,000 $18,000 $35,000
Full Basement Waterproofing (interior) (job) $3,000 $7,500 $15,000

Have a waterproofing quote?

Upload it for instant AI analysis. We'll compare every line item against these benchmarks.

Analyze Your Quote Free →