Architectural design and planning in Chelsea

Covering Chelsea

Chelsea is about 2 miles south-west of London. We also cover Battersea (1 miles to the south-east), Fulham and Notting Hill.

Homes in London

Terraced houses dominate many London neighbourhoods, so most projects involve shared walls, narrow access and a party wall process. Conservation areas are widespread, and some boroughs have their own mansard and basement guidance.

What does architectural design and planning involve?

Designing and building under one roof means the drawings are priced as they are drawn, so there are fewer surprises when the quote arrives. If you only need drawings and a planning application, we can do that and you are free to use any builder.

Measured survey of the existing house
Planning or lawful development certificate drawings
Structural engineer’s calculations

How much should I budget for architectural design and planning?

Typical ranges for architectural design and planning. Ground conditions, access and specification move the final figure, which we fix in writing before work starts.

Architectural design and planning	Guide price incl. VAT
Measured survey and existing drawings	£500 to £1,200
Planning drawings and application	£1,200 to £3,000
Building regulations drawings and specification	£1,000 to £2,500
Structural calculations	£500 to £2,000

How is architectural design and planning approved in Chelsea?

English projects need planning clearance from the local council, building regulations sign-off from building control, and party wall notices where the work is on or near a shared boundary. We prepare and manage all three.

We confirm whether your project is permitted development, needs prior approval or needs a householder application, and prepare the right submission.

What should Chelsea homeowners check first?

Pre-application advice from the council can help on sensitive sites.
Conservation areas and listed buildings need extra design care and supporting statements.

What happens after I enquire?

Tell us about the project. Call, use the guide price tool or send the form with a few photos and a postcode.
Free site visit. We measure up, look at access, drains and the structure, and talk through options and budget.
Drawings, approvals, written quote. We prepare the design, apply for the approvals it needs, and give you a fixed price in writing.
We build it. Work follows an agreed programme, with inspections at each stage and a final sign-off.

Questions about architectural design and planning in Chelsea

How much do extension plans cost?

Typically £3,000 to £7,000 including VAT from measured survey to building regulations drawings, plus council fees.

Do I need a structural engineer?

For steels, new openings, lofts and extensions, yes. We arrange the calculations.

Who deals with the council for a project in Chelsea?

We do. We prepare the drawings, submit planning or permitted development paperwork if needed, and arrange building control inspections.

Also covering

Learn more about architectural design and planning, or see every project we cover in Chelsea.