Full house rewire cost calculator โ Wales 2026
Estimate the cost of rewiring your home in Wales. Adjusts for property size, age, occupancy and extras.
Estimate only. Figures shown are 2026 market estimates compiled from published merchant retail prices and public listings. Actual cost depends on your property, scope, location and supplier. Always request three written quotes from accredited Welsh tradespeople before committing.
Estimated cost range
ยฃ4,250 โ ยฃ6,900
Includes labour, cables, accessories, EICR test certificate. Excludes finished decorating.
Indicative ranges only โ based on UK NICEIC/NAPIT-published rewire scopes and observed Welsh installer rates in 2025. Always get 3 written quotes from a Part P registered electrician.
Get matched with a Part P electrician in Wales
Rewires are notifiable work โ your electrician must be a member of NICEIC, NAPIT or ELECSA to self-certify the install with building control.
Find an electrician near me โ