Your crawl space

Your estimate

$2,750 – $5,250

Typical cost: $4,000

Line itemLowHigh
Vapor barrier$1,000$1,750
Vent sealing$150$600
Dehumidifier$800$1,400
Drainage / sump pump$800$1,500

Market range (display only)

$2,000 – $10,000

Total-project encapsulation cost averages about $5,500 (This Old House, HomeAdvisor, Fixr).

Estimates use national contractor pricing; your final quote may differ. All unit costs are sourced from /methodology/.