How Much Does Basement Waterproofing Cost in New Hampshire?
New Hampshire pricing is above the national average. Updated for 2024.
Basement Waterproofing Pricing in New Hampshire
In New Hampshire, the average cost for basement waterproofing is $5,600 per project, which is 12% higher than the national average of $5,000. Most New Hampshire residents pay between $2,240 and $11,200.
New Hampshire has a higher cost of living than most states, which translates to higher labor rates and material costs. Urban areas within New Hampshire may be even higher.
Basement waterproofing prevents water intrusion through foundation walls and floors. Methods include interior drainage systems, exterior excavation, sump pumps, and sealants.
New Hampshire vs National Average
What Affects Basement Waterproofing Cost in New Hampshire?
Method
Interior sealant: $500-$2,000. Interior drainage + sump: $3,000-$8,000. Exterior excavation: $8,000-$15,000
Sump Pump
New sump pump installation: $500-$1,200
💡 Tips to Save on Basement Waterproofing in New Hampshire
- 1.Interior waterproofing is cheaper than exterior excavation
- 2.Fix grading and gutters first — many moisture issues are solved by directing water away from the foundation
- 3.Get a professional assessment before committing to expensive solutions
Frequently Asked Questions
Does basement waterproofing increase home value?
Yes. A dry basement protects the foundation and adds usable space, both of which increase value. It also prevents mold, which is a major health concern for buyers.