Skip to content
SOUTH LONDON TRADES

Electricians in Streatham

Streatham's large Edwardian houses often need electrical systems that can handle modern demands, from rewiring ageing circuits to installing EV chargers and supporting the additional load from loft conversions and extensions. Electricians in SW16 benefit from the area's generally straightforward access and well-built housing stock.

Streatham's Edwardian semi-detached houses are generally well-proportioned and solidly built, which makes electrical work more straightforward than in some other parts of South London. Floor voids are accessible, ceiling spaces have reasonable headroom for cable routing, and the properties are laid out logically.

Full rewires are common in Streatham as homeowners upgrade properties that have not had major electrical work in decades. The typical three- or four-bedroom Edwardian semi requires a comprehensive rewire with a new consumer unit, multiple ring circuits, dedicated radials for the kitchen and bathrooms, and modern lighting circuits throughout.

Loft conversion electrics are a major part of Streatham electrical work. The new loft room needs dedicated lighting and power circuits, smoke detection integration with the existing fire alarm, and often underfloor heating controls. An electrician involved from the planning stage can ensure cable routes are planned efficiently alongside the structural work.

Rear extensions similarly need careful electrical planning. The new space typically needs multiple socket runs, dedicated circuits for kitchen appliances if it is a kitchen extension, and a comprehensive lighting scheme. Good coordination between the electrician and builder during first fix ensures everything is in the right place.

EV charger installations are growing rapidly in Streatham, where many properties have driveways or rear access that makes installation straightforward. The government OZEV grant can reduce the cost, and most chargers can be installed within a day by a qualified electrician.

Streatham's moderate build costs mean that homeowners can afford comprehensive electrical upgrades rather than piecemeal improvements. A full rewire combined with a modern lighting design transforms the feel of an Edwardian house and provides decades of reliable service.

Reviewed by the South London Trades editorial team. Listing data is refreshed continuously; pricing guidance was last reviewed in July 2026.

TYPICAL COSTS IN STREATHAM

Full rewire (3-bed house, ex VAT)£4,000£18,000
Consumer unit replacement (ex VAT)£350£1,500
EV charger installation£800£1,450
Lighting design (per room)£280£750

Electricians in this area

eLucas - Qualified electrician

Electrician serving Streatham and surrounding areas.

View Profile

4QE Electrical Services Ltd

Electrician serving Streatham and surrounding areas.

View Profile

Rapid Electrical Services 4U Streatham

Electrician serving Streatham and surrounding areas.

View Profile

Streatham Gadget Centre

Mobile phone repair shop serving Streatham and surrounding areas.

View Profile

NOD-Electrical Services - Electricians and EV Charging Experts in South London

Electrician serving Streatham and surrounding areas.

View Profile

EE

Cell phone store serving Streatham and surrounding areas.

View Profile

AC Electrical Services 09 Ltd

Electrician serving Streatham and surrounding areas.

View Profile

Steve Monk Electricians Streatham Park

Electrician serving Streatham and surrounding areas.

View Profile

Electric bike shop Streatham

Electric bicycle store serving Streatham and surrounding areas.

View Profile

Sec Norbury Ltd

Electrician serving Streatham and surrounding areas.

View Profile

NK Electrical Engineering

Electrician serving Streatham and surrounding areas.

View Profile

Now Electrics

Electrical installation service serving Streatham and surrounding areas.

View Profile

Jamie's Electrics

Electrician serving Streatham and surrounding areas.

View Profile

AT Electrics

Electrician serving Streatham and surrounding areas.

View Profile

BK Electrical

Electrician serving Streatham and surrounding areas.

View Profile

CRW Electrical Solutions Ltd

Electrical installation service serving Streatham and surrounding areas.

View Profile

Noborder Electrical Services Ltd

Electrical installation service serving Streatham and surrounding areas.

View Profile

Streatham Electronics ltd

Cell phone store serving Streatham and surrounding areas.

View Profile

A full rewire of a three-bedroom Edwardian semi in SW16 typically costs £4,200-£7,200. A four-bedroom property with a loft conversion will be towards the upper end. This includes a new consumer unit, all circuits, sockets, switches, and an electrical installation certificate.

Off-street parking makes installation straightforward, whether that is a driveway, garage, or rear access, and it typically costs £800-£1,450. The OZEV grant provides up to £350 towards the cost for eligible homeowners. A dedicated circuit from your consumer unit is required.

A loft conversion needs new lighting circuits (including bedside sockets), power circuits for sockets and any fixed appliances, fire alarm integration with mains-powered interconnected smoke detectors, and potentially underfloor heating controls. These should be planned before the structural work begins.

Absolutely. A rewire is far less disruptive and less expensive when done alongside a renovation, extension, or loft conversion. The walls and floors are already open, making cable routing much easier. Coordinate between your builder and electrician early in the project.

Get Free Quotes

Free · No obligation · 24hr response