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Waterproofing Costs & Prices (2026)
15 pricing benchmarks to help you evaluate your waterproofing quote.
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 |
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