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Wiring6 min read

Home Wiring & Rewiring: Cost Guide for 2026

Whether you're renovating, building new, or replacing dangerous old wiring — here's what home wiring and rewiring typically costs in the Maryland, DC & Virginia area.

Professional electrician rewiring a home — residential electrical work by Richie Electric in Maryland DC Virginia

Professional home rewiring by Richie Electric

Published:
Updated:
By Alshane Thomas, Licensed Master Electrician

💰 Quick Pricing Overview

Single Room RewireStarting at $1,500
Whole House Rewire (1,500 sq ft)Starting at $3,500
Whole House Rewire (2,500+ sq ft)Starting at $8,000
New Construction WiringStarting at $3 per sq ft
Knob-and-Tube ReplacementStarting at $5,000
Add New CircuitStarting at $200

*Prices vary significantly based on home size, accessibility, wall type, and existing conditions.

Do You Need a Rewire?

  • Your home was built before 1970 and still has original wiring
  • You have knob-and-tube or aluminum wiring
  • Outlets are ungrounded (two-prong instead of three-prong)
  • You're planning a major renovation
  • Your insurance company is requiring updated wiring
  • You smell burning or see discolored outlets/switches

What's Included in a Rewire?

A full rewire from Richie Electric includes:

  • Removal of old, unsafe wiring
  • New copper wiring throughout (Romex NM-B)
  • New outlets, switches, and cover plates
  • GFCI protection in kitchens, bathrooms, and outdoors
  • AFCI protection where required by code
  • New panel connections and circuit labeling
  • All permitting and inspections
  • Drywall patching coordination (if needed)

Need a Wiring Assessment?

We'll inspect your current wiring and give you an honest assessment of what needs to be done — and what doesn't. 0% financing available on qualifying projects.

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