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New build cost London/Clapham
SW4 · Lambeth · 2026 prices

New build cost in Clapham.

Clapham — SW4 — south-east of Battersea, centred on the common. A mix of Victorian terraces, Georgian houses around the common, and pockets of inter-war housing.

£432k–£4.3m
typical Clapham range
SW4
Lambeth
5.0 km
from our Fulham studio
10-year
HomePro warranty
Clapham site context

What makes new-build work in Clapham distinct.

Site context: Two- and three-storey Victorian terraces, Georgian houses on the common itself, and 1920s/30s housing on the southern edges.

Planning: Clapham Common conservation areas (multiple) cover the common itself and adjoining streets. Most of central Clapham retains PD rights.

Applications go to LB Lambeth. We handle the Pre-App, planning submission, party wall awards, CIL calculations and conservation officer correspondence end-to-end.

Streets we work in Clapham
Abbeville RoadOld TownCavendish RoadClapham High StreetNelson's Row
New build prices for Clapham, by type

The five new-build types — SW4 numbers.

All figures inclusive of design, planning, build, CIL, contingency and VAT. The Clapham multiplier (0.96×) reflects local labour, scaffold logistics and finish expectations.

Replacement dwelling
Clapham typical
£576k£1.4m
Demolish + rebuild on same plot. Volume rules apply under planning. Most common new-build route.
Infill plot — single house
Clapham typical
£432k£1.2m
New home on side garden, vacant plot or end-of-row. Planning is the key constraint.
Garden / backland plot
Clapham typical
£528k£1.3m
New home on a rear or backland site. Overlooking and amenity loss drive complexity.
Double-plot / large new build
Clapham typical
£864k£2.4m
Larger single dwelling. Premium specification, often bespoke joinery throughout.
Multi-unit residential
Clapham typical
£1.2m£4.3m
Two or more units on a single plot. Section 106 + CIL apply at scale.
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The 2026 London New Build Cost Guide.

Real cost data from our London new-build projects. Plot acquisition, planning strategy, CIL by borough, and the seven hidden costs that catch self-builders out — relevant to Clapham and beyond.

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Clapham new build FAQ

What Clapham self-builders ask us.

How much does it cost to build a new home in Clapham in 2026?

Typical 2026 Clapham ranges (inc. design, planning, build, CIL & VAT): infill plots £432k–£1.2m; replacement dwellings £576k–£1.4m; garden plots £528k–£1.3m; large new builds £864k–£2.4m; multi-unit £1.2m–£4.3m+. The Clapham multiplier (0.96×) reflects local labour, scaffolding logistics and finish expectations.

What's the planning process for a new build in Clapham?

Always full planning permission via LB Lambeth. Clapham Common conservation areas (multiple) cover the common itself and adjoining streets. Most of central Clapham retains PD rights. Most Clapham new builds start with a Pre-Application (£500–£2,500) to test feasibility, then a full planning submission running 13–18 weeks. Conservation areas, Article 4 directions and proximity to listed buildings add scrutiny.

What kind of plot makes sense in Clapham?

Two- and three-storey Victorian terraces, Georgian houses on the common itself, and 1920s/30s housing on the southern edges. Plot types that come up most often in SW4: replacement of an existing house (demolish + rebuild), side-garden infills on corner plots, and occasional backland sites accessed via a private drive. Plot acquisition prices in Clapham are part of the equation — we help test feasibility before you commit to a purchase.

How long does a Clapham new build take from purchase to keys?

Allow 6–12 months for design and planning (longer in conservation-sensitive parts of Clapham), then 12–18 months on site for a single dwelling, 18–24 months for a large new build, and 24–36 months for multi-unit schemes. Our build programme is fixed in the contract.

How much is CIL in Clapham?

Community Infrastructure Levy varies by London borough and zone, typically £20–£500 per m² of net additional floorspace. LB Lambeth publishes its current CIL rates online; we calculate your specific liability at the planning-application stage. Section 106 affordable housing or infrastructure contributions may apply on larger schemes.

Does 2VP work on Clapham new builds?

Yes — Clapham is within our core London new-build catchment. Our studio is at 20 Dawes Road in Fulham, 5.0km from Clapham. We've delivered new builds across the SW4 postcode and our subcontractor network covers Lambeth. Free site visit, fixed-price quote, 10-year HomePro warranty on the finished home.

Nicholas Elias RIBA
Vladimir Castravet
Free site visit · Clapham

Twenty minutes on plot in Clapham.
On us.

Nick Elias RIBA and Vladimir will walk your plot, check planning constraints, estimate CIL and give you a realistic budget and programme — even if a new build isn’t the right call.

One number. Sixty seconds. No callback.

Price your Clapham new build using the same 2026 rate card we quote real clients with.

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