How Much Does Basement Waterproofing Cost in New Hampshire?
New Hampshire pricing is above the national average. Updated for 2024-2025.
Basement Waterproofing Pricing in New Hampshire
In New Hampshire, the average cost for basement waterproofing is $6,160 project, which is 12% higher than the national average of $5,500. 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 costs vary based on method and extent of water intrusion.
New Hampshire vs National Average
What Affects Basement Waterproofing Cost in New Hampshire?
Method
Interior: $3,000-$7,000; exterior: $8,000-$15,000
Size
Larger basements cost more
Severity
Active flooding costs more than dampness
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💡 Tips to Save on Basement Waterproofing in New Hampshire
- 1.Start with exterior grading and gutters
- 2.Seal minor cracks yourself
- 3.Interior sealers for minor dampness
- 4.Get drainage quotes first
📈 Basement Waterproofing in New Hampshire Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $5,232 | — |
| 2021 | $5,452 | +4.2% |
| 2022 | $5,806 | +6.5% |
| 2023 | $5,969 | +2.8% |
| 2024 | $6,160 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Basement Waterproofing in New Hampshire
Recent Reports
Frequently Asked Questions
Is basement waterproofing worth it?
Yes, it protects your foundation, prevents mold, and can increase home value 10-25%.
How long does it last?
Professional systems typically last 25+ years.
Basement Waterproofing Cost in Other States
Related Cost Guides for New Hampshire
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