Architects in Barnet

Planning an extension, loft or renovation in Barnet? Conservation areas in Hampstead Garden Suburb, Totteridge and Monken Hadley, so design and planning strategy matter here. Compare free quotes from ARB-registered architects and chartered designers covering EN, N, NW and HA postcodes.

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Architects in Barnet: the local picture

Postcodes covered: EN, N, NW, HA
Local authority: London Borough of Barnet
Housing stock: a mix of Victorian and Edwardian terraces and interwar semis
Typical price band: £500,000 to £1m

Typical architect fees in Barnet

£1,680 - £3,840 for planning drawings; £4,800 - £8,000 to take a design through planning

Our architect fee calculator for a typical Barnet project budget, from published 2026 fee guidance. Full service to completion runs 8 to 12 percent of build cost.

Why use a local architect in Barnet?

Barnet is classic outer London: interwar semis and detached houses around Finchley, Hendon and Totteridge, Victorian terraces nearer the centre, and a growing stock of newer flats around Colindale and Brent Cross. With conservation areas in Hampstead Garden Suburb, Totteridge and Monken Hadley, a designer who has taken projects through London Borough of Barnet planning before is worth the conversation.

Every architect we match is ARB-registered where they use the architect title, or a chartered technologist or designer described accurately as such, with professional indemnity insurance, covering EN, N, NW and HA postcodes. You choose how many quotes to compare - up to 6.

Before you hire: our guides

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Architects in Barnet: your questions

How much does an architect cost in Barnet?

Planning drawings £1,680 - £3,840; design through planning £4,800 - £8,000; full service 8 to 12 percent of build cost. Compare quotes stage for stage.

Do I need planning permission for an extension in Barnet?

Often, in Barnet's conservation areas - permitted development rights are reduced there. Elsewhere many single-storey rear extensions are permitted development; your architect confirms quickly.

Nearby Enfield, London, Watford and other areas

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