How Much Does Whole House Electrical Rewiring Cost in New Hampshire?
New Hampshire pricing is above the national average. Updated for 2026.
Whole House Electrical Rewiring Pricing in New Hampshire
In New Hampshire, the average cost for whole house electrical rewiring is $9,520 per project, which is 12% higher than the national average of $8,500. Most New Hampshire residents pay between $4,480 and $16,800.
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.
Whole-house rewiring replaces outdated or dangerous electrical wiring (knob-and-tube, aluminum) with modern copper wiring. It's essential for safety in older homes and typically required when upgrading to modern electrical demands.
New Hampshire vs National Average
What Affects Whole House Electrical Rewiring Cost in New Hampshire?
Home Size
1,000 sq ft: $3,500-$6,000. 2,000 sq ft: $6,000-$10,000. 3,000+ sq ft: $10,000-$18,000
Wall Access
Open walls (during renovation): 40-60% less. Fishing wire through finished walls adds significant labor
Panel Upgrade
Often needed with rewiring. 200-amp panel: $1,500-$3,000 additional
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💡 Tips to Save on Whole House Electrical Rewiring in New Hampshire
- 1.Rewire during a renovation when walls are already open — saves 40-60% on labor
- 2.Prioritize safety-critical circuits first if budget is limited
- 3.Get permits yourself to save $200-$500
- 4.Ask about partial rewiring for specific problem areas
📈 Whole House Electrical Rewiring in New Hampshire Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $8,086 | — |
| 2021 | $8,426 | +4.2% |
| 2022 | $8,974 | +6.5% |
| 2023 | $9,225 | +2.8% |
| 2024 | $9,520 | +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 Whole House Electrical Rewiring in New Hampshire
Recent Reports
Frequently Asked Questions
How do I know if my house needs rewiring?
Signs include: knob-and-tube or aluminum wiring, frequent breaker trips, flickering lights, warm outlets, burning smells, or a home built before 1970 that hasn't been rewired. Get an electrical inspection ($200-$400) for a definitive answer.
Can you live in a house while it's being rewired?
Usually yes, though you'll lose power to sections of the house in stages. Most rewiring takes 3-7 days for an average home. Discuss the timeline with your electrician.
Whole House Electrical Rewiring Cost in Other States
Related Cost Guides for New Hampshire
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