Wrap-around extension in Hammersmith and Fulham

Which Hammersmith and Fulham postcodes does this wrap around extension service cover?

Every Hammersmith and Fulham postcode district we draw in, the stock that dominates it and the authority that validates a wrap around extension there. Hammersmith and Fulham fees below are the statutory England rates for 2026, not wrap around extension estimates.

What changes about a wrap around extension in each part of Hammersmith and Fulham?

Roof pitch, wall build-up and plot depth change every few Hammersmith and Fulham streets, and each one changes what a wrap around extension can achieve at that address.

• Sand's End (SW6) — wrap around extension work in Sand's End means victorian terraces, new-build. Sand's End is Victorian terraces, riverside regen. The side-return infill is the classic move on these Victorian terraces — 3 m of permitted development depth plus the width of the original side passage throughout SW6. Hammersmith & Fulham Council decides the Sand's End application, and Imperial Wharf anchors the Sand's End location plan.
• Fulham (SW6) — a wrap around extension in Fulham starts from victorian terraces, mansion blocks, and Fulham reads as Victorian bay-fronted terraces. The side-return infill is the classic move on these Victorian terraces — 3 m of permitted development depth plus the width of the original side passage in SW6. Hammersmith & Fulham Council assesses Fulham wrap around extensions against its own Fulham character guidance, and the location plan we draw for Fulham references Fulham Broadway.
• Hammersmith (W6) — Victorian terraces, riverside character defines Hammersmith, where victorian terraces, mansion blocks set what a wrap around extension can do. The side-return infill is the classic move on these Victorian terraces — 3 m of permitted development depth plus the width of the original side passage across W6. Any Hammersmith wrap around extension is validated by Hammersmith & Fulham Council, with Hammersmith Bridge the usual Hammersmith reference point on the site plan.
• Shepherd's Bush (W12) — Victorian and Edwardian terraces defines Shepherd's Bush, where victorian and edwardian terraces set what a wrap around extension can do. The side-return infill is the classic move on these Victorian terraces — 3 m of permitted development depth plus the width of the original side passage across W12. Any Shepherd's Bush wrap around extension is validated by Hammersmith & Fulham Council, with Westfield London the usual Shepherd's Bush reference point on the site plan.
• White City (W12) — wrap around extension work in White City means post-war estates, new-build. White City is regenerated quarter, post-war estates. Post-war houses on these estates often sit under an estate management scheme throughout W12. Hammersmith & Fulham Council decides the White City application, and Television Centre anchors the White City location plan.
• Parsons Green (SW6) — a wrap around extension in Parsons Green starts from victorian terraces, and Parsons Green reads as Victorian bay-fronted terraces around the green. The side-return infill is the classic move on these Victorian terraces — 3 m of permitted development depth plus the width of the original side passage in SW6. Hammersmith & Fulham Council assesses Parsons Green wrap around extensions against its own Parsons Green character guidance, and the location plan we draw for Parsons Green references Parsons Green park.
• Barons Court (W14) — Edwardian mansion blocks, Victorian terraces defines Barons Court, where edwardian mansion blocks, victorian terraces set what a wrap around extension can do. The side-return infill is the classic move on these Victorian terraces — 3 m of permitted development depth plus the width of the original side passage across W14. Any Barons Court wrap around extension is validated by Hammersmith & Fulham Council, with Barons Court Tube the usual Barons Court reference point on the site plan.

Does Hammersmith and Fulham planning policy restrict a wrap around extension?

How designation changes a Hammersmith and Fulham wrap around extension: Hammersmith & Fulham Council maintains 45 conservation areas, including Brackenbury Village, Fulham Palace Road, Parsons Green. Inside any of them a Hammersmith and Fulham wrap around extension cannot rely on permitted development, and the route becomes a £548 householder application determined in 8 weeks rather than a £249 prior approval in 6 weeks. Parsons Green sets the tone for Hammersmith and Fulham casework.

Hammersmith and Fulham and Article 4: Article 4 removes PD for HMO conversions; restrictions on ground-floor shop-to-residential in certain streets. A wrap around extension planned at a SW6 address is checked against that direction first; Hammersmith & Fulham Council publishes the Hammersmith and Fulham extent, and the SW6 line rarely follows the Hammersmith and Fulham boundary you would expect.

What Hammersmith and Fulham is built from: Victorian and Edwardian terraces — particularly two-storey bay-fronted terraces south of the river in Fulham and Parsons Green; mansion blocks along main roads. Suburban-feel residential streets with strong conservation area coverage; well-established mansard precedents on many terraces. That mix decides the wrap around extension route in Hammersmith and Fulham more than the postcode does.

Who decides a wrap around extension on the edge of Hammersmith and Fulham?

• Kensington and Chelsea — the Kensington and Chelsea boundary runs against Hammersmith and Fulham, so a wrap around extension a street from Hammersmith and Fulham is decided by RBKC Planning instead. Kensington and Chelsea runs 38 conservation areas across SW1 and its neighbours, which is why wrap around extensions priced for Hammersmith and Fulham are re-checked against Kensington and Chelsea policy whenever the Hammersmith and Fulham address sits on that edge.
• Brent — the Brent boundary runs against Hammersmith and Fulham, so a wrap around extension a street from Hammersmith and Fulham is decided by Brent Council instead. Brent runs 22 conservation areas across NW2 and its neighbours, which is why wrap around extensions priced for Hammersmith and Fulham are re-checked against Brent policy whenever the Hammersmith and Fulham address sits on that edge.
• Ealing — adjoining Hammersmith and Fulham, with 30 conservation areas centred on W3. A wrap around extension on the far side of the Hammersmith and Fulham line is determined by Ealing Council, so the Hammersmith and Fulham quote for wrap around extensions is checked against Ealing guidance before it is issued.
• Hounslow — the Hounslow boundary runs against Hammersmith and Fulham, so a wrap around extension a street from Hammersmith and Fulham is decided by Hounslow Council instead. Hounslow runs 30 conservation areas across W3 and its neighbours, which is why wrap around extensions priced for Hammersmith and Fulham are re-checked against Hounslow policy whenever the Hammersmith and Fulham address sits on that edge.

Sources for this Hammersmith and Fulham wrap around extension page: borough policies maps and conservation-area registers (2025–26), Royal Mail postcode district boundaries, the Town and Country Planning (Fees for Applications) (England) Regulations, the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended, and the Party Wall etc. Act 1996.