Electrical Rewiring Cost
Replace outdated or unsafe electrical wiring throughout the home to meet current codes.
Low Estimate
$3,000
Mid-Range
$8,000
High End
$20,000
Avg ROI
60%
Interactive Cost Estimator
Mid-grade materials, good quality fixtures, standard options.
Estimated Total Cost
$7,680
Based on 200 sq ft at mid quality. Actual costs vary by location and contractor.
Electrical Rewiring Quote Sanity Check
Use this range before signing a contractor proposal. A normal written bid for electrical rewiring should explain labor, materials, permits, cleanup, timeline, exclusions, and change-order pricing.
Question a low bid
Below $2,700
Ask what is excluded, whether materials are allowances, and whether permits, disposal, and finish work are included.
Expected planning range
$3,000 - $20,000
The midpoint is $8,000, before optional upgrades and unexpected conditions.
Require line-item detail
Above $22,000
Premium bids can be valid, but they should name brands, quantities, warranty length, project management, and finish level.
Labor budget
$5,200
65% of midpoint
Materials budget
$2,800
35% of midpoint
Contingency
$800 - $1,600
10-20% buffer
Decision rule
3 comparable bids
Same scope, same finish level
Cost Breakdown
Approx. $5,200 at mid-range pricing
Approx. $2,800 at mid-range pricing
Labor-heavy projects (like this one) benefit most from getting multiple contractor bids. You can save on materials-heavy projects by sourcing materials yourself at contractor pricing.
Contractor Quote Worksheet for Electrical Rewiring
Use this checklist when comparing bids. The cheapest quote is not always the lowest final cost; the bid that defines scope, allowances, permits, cleanup, and change-order rules usually gives the cleaner budget.
| Bid line | What to ask | Why it matters |
|---|---|---|
| Scope definition | Confirm what is included in the electrical rewiring base bid and what is priced as an allowance or option. | Vague scope turns into change orders after demolition or material selection. |
| Labor assumptions | Labor is about 65% of the mid-range budget. Ask whether demo, prep, cleanup, disposal, and final punch-list time are included. | A low bid may exclude prep work, disposal, or return trips. |
| Material allowances | Materials are about 35% of the budget. Get brand, grade, finish, and quantity assumptions in writing. | Allowance bids look cheap until fixtures, finishes, or delivery fees are upgraded. |
| Permit and inspection plan | Confirm who pulls permits, who pays fees, and when inspections happen. | Permit gaps can delay final payment, insurance claims, or home resale. |
| Timeline and disruption | The normal timeline is 5-10 days. Ask what happens if materials arrive late or hidden conditions are discovered. | A fast verbal timeline without milestones is hard to enforce. |
Normal range
$3,000 - $20,000
Contingency
$800 - $1,600
Quote target
3 bids minimum
Electrical Rewiring Scope and Inspection Audit
Rewiring prices depend on access, circuit count, patching, grounding, protection devices, and inspection requirements.
Scope checks
- 1Ask which circuits are replaced, which remain, how walls are opened, and who patches drywall or plaster.
- 2Confirm grounding/bonding, AFCI/GFCI assumptions, panel compatibility, labeling, smoke/CO detector work, and permit plan.
- 3Define outage schedule, room-by-room access, dust control, and final device/plate finish.
Quote traps
- Pricing by outlet count without describing home-run wiring and panel work.
- No permit or inspection responsibility.
- Excluding patching, painting, fixture reinstall, or old-wire removal.
Proof to collect
- ✓Permit and inspection record where required.
- ✓Updated circuit directory.
- ✓Photos of rough wiring before walls are closed.
Reference sources
What Affects the Price
- 1Home size
- 2Age of wiring
- 3Panel upgrade
- 4Outlets
- 5Code compliance
Popular Upgrades
- GFCI outlets throughout
- USB outlets
- Arc-fault breakers
Discuss upgrades with your contractor before finalizing the quote. Some upgrades are cheaper to include during initial construction than to add later.
DIY vs. Hire a Pro
Professional installation strongly recommended.
DIY Advantages
- • Save 65% on labor costs ($5,200 at mid-range)
- • Control over timeline and material selection
- • Satisfaction of completing the project yourself
- • Flexibility to work in phases
Pro Advantages
- • Guaranteed workmanship and professional finish
- • Proper permits and code compliance
- • Access to trade pricing on materials
- • Required for safety and code compliance
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