Post a job free and get contacted by local experienced builders in Enfield within hours. Covering EN1, EN2, EN3, EN4 postcodes.
Single and double storey rear and side extensions across EN1, EN2, EN3, and EN4. Enfield's 1930s semis with large gardens are ideal for rear and side-return extensions.
Find a builder →Velux, dormer, hip-to-gable and mansard loft conversions in Enfield properties. Popular in Bush Hill Park, Chase Side, and Winchmore Hill.
Find a builder →Full house refurbishments, kitchen and bathroom strip-outs, and internal remodelling across Enfield Town, Edmonton, and Ponders End.
Find a builder →Office refurbishments, shopfits, and commercial building works across the Enfield EN postcodes and adjoining retail areas.
Find a builder →RSJ steel beam installation, load-bearing wall removal, and party wall works for Enfield's terraced and semi-detached properties.
Find a builder →Garden studios, annexes, and outbuildings — Enfield's larger plots make it ideal for garden room additions and self-contained annexes.
Find a builder →| Job | Low estimate | High estimate |
|---|---|---|
| Single-storey rear extension | £25,000 | £50,000 |
| Double-storey extension | £45,000 | £90,000 |
| Loft conversion (Velux) | £20,000 | £35,000 |
| Loft conversion (dormer) | £35,000 | £65,000 |
| Full house refurbishment (3-bed) | £40,000 | £100,000 |
| Kitchen extension (open plan) | £30,000 | £60,000 |
| Garage conversion | £12,000 | £25,000 |
| Garden room / studio | £15,000 | £40,000 |
| Basement conversion | £40,000 | £80,000 |
| Party wall agreement | £700 | £2,000 |
| Load-bearing wall removal (RSJ) | £1,500 | £4,000 |
| New build (per m²) | £2,000 | £4,000 |
Prices are estimates for Enfield 2026. Always get at least three quotes before committing to any work.
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Enfield is one of London's most builder-friendly outer boroughs. The dominant housing type — 1930s semi-detached houses across Enfield Town (EN1), Bush Hill Park, and Winchmore Hill — comes with large rear gardens and side access that make extensions straightforward and cost-effective. Many properties in Enfield sit outside conservation areas and retain full Permitted Development rights, meaning single-storey rear extensions and loft conversions can proceed without a full planning application. Lower land costs compared to inner London mean more of the budget goes into the quality of the build itself.
The growing demand for garden rooms and self-contained annexes is particularly strong in Enfield, where plot sizes allow structures that simply aren't feasible in denser inner-London boroughs. Whether it is a garden office, a gym, or an annexe for an elderly relative, Enfield's outer-London plots are well suited to these additions. Builders across EN1–EN4 also handle a steady volume of garage conversions, loft conversions, and HMO refurbishments — all driven by the borough's high rental demand and expanding population.
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Covering EN1 · EN2 · EN3 · EN4 · N13 · N21