Islington, London
Architectural drawings in Islington
Islington is a borough of flats, with only 16.3 per cent of households in a house, so most home projects here begin with a planning application and not a permitted development shortcut. We are MCIAT chartered architectural technologists, and our architectural drawings in Islington start at £745 including VAT.
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Islington in numbers
| Measure | Value | Period | Source |
|---|---|---|---|
| Households living in a house | 16.3 % of households living in a house or bungalow (detached, semi-detached or terraced) | Census 2021 | nomisweb.co.uk |
| Households | 96,496 | Census 2021 (21 March 2021) | nomisweb.co.uk |
| Owner-occupied households | 26.7 % of households owner-occupied (owned outright or with mortgage/loan) | Census 2021 | nomisweb.co.uk |
| Conservation areas | 41 named conservation areas published by the council | — | planning.data.gov.uk |
| Listed building entries | 1,050 list entries (Historic England, within the LPA boundary) | — | planning.data.gov.uk |
| Heritage at Risk entries | 33 Heritage at Risk Register entries within the LPA boundary (Historic England) | — | planning.data.gov.uk |
| Householder decisions | 337 decisions | 1 July 2025 - 30 June 2026 | assets.publishing.service.gov.uk |
| Householder applications granted | 92.6 % | 1 July 2025 - 30 June 2026 | assets.publishing.service.gov.uk |
| Householder applications decided in time | 98.8 % decided within 8 weeks or an agreed extended period | 1 July 2025 - 30 June 2026 | assets.publishing.service.gov.uk |
| Average price, terraced | 1,151,398 GBP | 2026-07 | publicdata.landregistry.gov.uk |
| Mayoral CIL charging band | 1 MCIL2 charging band (1-3) | — | london.gov.uk |
| Mayoral CIL rate (indexed) | 96.97 £/m² (indexed, permissions granted in 2026) | — | london.gov.uk |
| Local plan | Islington Local Plan: Strategic and Development Management Policies, Site Allocations, and Bunhill and Clerkenwell Area Action Plan | — | islington.gov.uk |
A blank value means the figure has not been published, not that there are none. Check your own address with the council.
Householder applications by street in Islington
| Street | Applications | Approved |
|---|---|---|
| Corbyn Street | 35 | 85% |
| Plimsoll Road | 28 | 93% |
| Aberdeen Park | 24 | 91% |
| Thorpedale Road | 21 | 90% |
| Highbury Hill | 20 | 94% |
| Hungerford Road | 20 | 88% |
| Sussex Way | 18 | 100% |
| Avenell Road | 15 | 85% |
| Hemingford Road | 15 | 79% |
| Huddleston Road | 15 | 100% |
| Romilly Road | 15 | 92% |
| Harberton Road | 14 | 100% |
| Offord Road | 14 | 86% |
| St George's Avenue | 14 | 100% |
| Thornhill Road | 14 | 79% |
Constraints check: Islington
What we check first on any Islington address. Counts are for the whole council area.
- A · Conservation areas
- 41 named conservation areas published by the council
- C · Listed building entries
- 1,050 list entries (Historic England, within the LPA boundary)
Why most Islington projects need an application
Householder permitted development is a right of house owners. Flats, and buildings made up of flats, sit outside it, and in Islington 16.3 per cent of the borough's 96,496 households live in a house or bungalow.
That leaves a large majority in flats and maisonettes, where an extension, a roof terrace or a change to the facade nearly always needs permission. Many also need the freeholder's consent, a point that matters because only 26.7 per cent of households here own their home.
We start every Islington enquiry by finding out what you own: a house, a flat with its own entrance, or a flat within a larger block. The answer decides the route before any drawing is made.

Conservation areas and listed buildings
Islington publishes 41 conservation areas, and that is a lot of streets under extra design control. Inside one, owners often need permission for changes that would be permitted elsewhere, including some windows, doors and roof work.
Historic England records 1,050 listed entries in the borough, and 33 entries appear on its Heritage at Risk Register. With that many entries, we check for listing on every Islington address as a matter of routine, and for listed neighbours that affect your design.
A listed building needs listed building consent for most alterations. The consent is a separate application with its own drawings and heritage justification.
The policy documents we draw against
The borough's plan is the Islington Local Plan: Strategic and Development Management Policies, Site Allocations, and Bunhill and Clerkenwell Area Action Plan, adopted in 2,023. It combines strategic policy, development management rules, site allocations and an area action plan.
For design the council points applicants to the Islington Urban Design Guide SPD. The guide deals with form, materials and the relationship to neighbours, so we show our working on each sheet and keep the notes short and specific for the case officer.
Islington has no Green Belt, which means the usual limits on a proposal come from neighbours, townscape and heritage, not from a boundary on the map.
Islington's decision record
In its latest published twelve months Islington decided 337 householder applications and granted 92.6 per cent. A high 98.8 per cent were decided within eight weeks or an agreed extension.
Those results reflect the whole borough and say nothing about one address. They do suggest that a clear application, drawn to the council's guide, is dealt with promptly here.
Property values and the levy in Islington
The average terraced house sold for £1,151,398 in the latest Land Registry figures At that level the cost of drawings is a small part of the budget, and getting the first application right matters more than saving a week.
Islington is in band 1 of the Mayor of London's levy, the top band, at £96.97 per square metre this year. The borough's own levy for homes is split into two zones. We flag any likely liability in your hand-over pack.
Drawing services in Islington
For a rear or roof project, see loft conversion drawings in Islington and rear extension drawings in Islington. If the plan is to split one home into several, see flat conversion drawings in Islington.
Work that might be permitted development is proved with a lawful development certificate in Islington, and planning drawings in Islington are the starting point for the rest.
Neighbouring council pages are Camden, Hackney and Haringey.
What you receive


Services in Islington
- Planning drawings in Islington
- Lawful Development Certificates in Islington
- Building regulations drawings in Islington
- Structural calculations in Islington
- House extension drawings in Islington
- Rear extension drawings in Islington
- Double-storey extension drawings in Islington
- Loft conversion drawings in Islington
- Dormer loft conversion drawings in Islington
- Garage conversion plans in Islington
Questions
Do I need planning permission to extend a flat in Islington?
Almost always, because flats have no householder permitted development rights. You may also need your freeholder's consent. We confirm the route for free.
How much do architectural drawings cost in Islington?
Householder planning drawings start at £745 including VAT, fixed up front. The council's fee is separate.
Is my Islington home in a conservation area?
The council publishes 41. We check your address as the first step, at no cost.
Which design guide applies in Islington?
The Islington Urban Design Guide SPD, with the Islington Local Plan: Strategic and Development Management Policies, Site Allocations, and Bunhill and Clerkenwell Area Action Plan. Our drawings are prepared against them.
Sources and dates
- nomisweb.co.uk, retrieved
- nomisweb.co.uk, retrieved
- nomisweb.co.uk, retrieved
- planning.data.gov.uk, retrieved
- planning.data.gov.uk, retrieved
- planning.data.gov.uk, retrieved
- assets.publishing.service.gov.uk, retrieved
- publicdata.landregistry.gov.uk, retrieved
- london.gov.uk, retrieved
- london.gov.uk, retrieved
- islington.gov.uk, retrieved
- islington.gov.uk, retrieved
- Contains public sector information licensed under the Open Government Licence v3.0.
- Contains OS data © Crown copyright and database right 2026.
- Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
- Contains Historic England data © Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026.

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We check the constraints, then send a fixed fee. Messages before 3pm get a reply the same working day.