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Architectural drawings in NW9

Colindale / Kingsbury — covered by Barnet Council.

NW9 at a glance

Primary area
Colindale / Kingsbury
Borough
Barnet
Planning authority
Barnet Council
Conservation areas (borough)
20
Quote turnaround
Same day

Architectural design tools and technical drawings — architectural drawings in London
Services in NW9

Drawings for every NW9 property type

Questions about NW9

NW9 planning FAQ

What borough is NW9?

NW9 primarily covers Colindale / Kingsbury in Barnet. It also touches Brent.

Do I need planning permission in NW9?

Decisions for NW9 are made by Barnet Council. Standard Permitted Development rules apply for most rear extensions and loft conversions on terraced and semi-detached houses, unless the property is in a conservation area, is listed, or sits under an Article 4 Direction. Article 4 in Barnet: No.

What does it cost to get drawings in NW9?

Building regs from £950. We do not charge hourly. Free site survey across all NW9 addresses.

How long does a project take in NW9?

From first call to planning decision: typically 12–14 weeks. Site survey week 1, design weeks 2–3, validation 1–2 weeks, statutory 8-week determination. Barnet Council timelines align with the national norm.

What housing stock dominates NW9?

Colindale / Kingsbury in NW9 is characterised by the housing stock of Barnet — broadly 1930s semi-detached dominates.

Boroughs covering NW9

Local authorities

Nearby postcodes in Barnet

An architectural technologist checking a printed set of house drawings, marking a proposed elevation in red — architectural drawings in NW9
Every set is checked line by line against the validation checklist before it leaves the office.
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Where in NW9 does a drawing package actually get determined?

Every NW9 postcode district we draw in, the stock that dominates it and the authority that validates a drawing package there. NW9 fees below are the statutory England rates for 2026, not drawing package estimates.

PostcodeAreaDominant stockWhat it means for a drawing package
NW9Colindale / KingsburyPost-war flats, new-buildColindale / Kingsbury is split at NW9. Either Barnet Council or Brent Council can determine a drawing package here, so the NW9 address is checked against both policies maps first.
NW9ColindalePost-war flats, new-buildColindale sits inside NW9; drawing package proposals here are determined by Barnet Council.
N2East FinchleyEdwardian terraces, 1930s semi-detachedAdjoining district to NW9, also inside Barnet for drawing package purposes.
N3Finchley Central1930s semi-detached, Edwardian villasAdjoining district to NW9, also inside Barnet for drawing package purposes.
N11New Southgate / Bounds Greenmixed stockAdjoining district to NW9, also inside Barnet for drawing package purposes.
N12North Finchley / Woodside Park1930s semi-detached, Edwardian villasAdjoining district to NW9, also inside Barnet for drawing package purposes.
NW2Cricklewood / NeasdenEdwardian villas and terracesAdjoining district to NW9, also inside Brent for drawing package purposes.
NW10Willesden / Harlesden / Kensal GreenModern apartments, post-war estatesAdjoining district to NW9, also inside Brent for drawing package purposes.
HA0Wembley / Sudbury1930s semi-detached, new-buildAdjoining district to NW9, also inside Brent for drawing package purposes.
HA9Wembley / Wembley Park1930s semi-detached, new-buildAdjoining district to NW9, also inside Brent for drawing package purposes.

What changes about a drawing package in each part of NW9?

Roof pitch, wall build-up and plot depth change every few NW9 streets, and each one changes what a drawing package can achieve at that address.

Does NW9 planning policy restrict a drawing package?

How designation changes a NW9 (Colindale / Kingsbury) drawing package: Barnet Council maintains 20 conservation areas, including Monken Hadley, Hampstead Garden Suburb, Mill Hill. Inside any of them a NW9 (Colindale / Kingsbury) drawing package 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. Monken Hadley sets the tone for NW9 (Colindale / Kingsbury) casework.

Article 4 and your NW9 (Colindale / Kingsbury) drawing package: Barnet Council has made no borough-wide direction, so permitted development for a drawing package in NW9 (Colindale / Kingsbury) generally survives outside NW9 (Colindale / Kingsbury) conservation areas and listed curtilages. A Lawful Development Certificate at £274 is how a NW9 owner records that a drawing package was lawful.

NW9 (Colindale / Kingsbury) housing stock: 1930s semi-detached dominates; Edwardian villas in Muswell Hill, Finchley; Garden Suburb Arts & Crafts in Hampstead Garden Suburb; post-war flats in Colindale. Suburban outer-London borough; permitted development used heavily; Hampstead Garden Suburb has its own residents' trust with additional design controls. Read that before choosing a drawing package route in NW9 (Colindale / Kingsbury) — construction, not postcode, sets what is achievable. Barnet Council charges £548 for a householder application and has 8 weeks to determine it.

How designation changes a NW9 (Colindale / Kingsbury) drawing package: Brent Council maintains 22 conservation areas, including Sudbury Court, Queen's Park, Mapesbury. Inside any of them a NW9 (Colindale / Kingsbury) drawing package 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. Sudbury Court sets the tone for NW9 (Colindale / Kingsbury) casework.

Article 4 and your NW9 (Colindale / Kingsbury) drawing package: Article 4 for HMO conversions in specific streets around Wembley and Harlesden. At a NW9 address that matters twice over, because Brent Council applies the direction unevenly across NW9 (Colindale / Kingsbury) — we read the NW9 (Colindale / Kingsbury) policies map for the exact NW9 address before quoting architectural drawings.

NW9 (Colindale / Kingsbury) housing stock: Edwardian villas in Queen's Park and Mapesbury; Victorian terraces in Kilburn and Harlesden; 1930s semi-detached in Wembley; post-war tower blocks in Church End. Highly diverse borough; Queen's Park and Mapesbury are heritage-controlled; Wembley is a major regeneration hub. Read that before choosing a drawing package route in NW9 (Colindale / Kingsbury) — construction, not postcode, sets what is achievable. Brent Council charges £548 for a householder application and has 8 weeks to determine it.

Which neighbouring authorities border NW9?

Sources for this NW9 drawing package 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.

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A printed planning application drawing set — proposed elevations, floor plans and the os location plan with the site outlined in red — architectural drawings in NW9
The planning set that goes to the council through the Planning Portal: proposed elevations, plans, and the OS location plan with your site outlined.
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