21 Duncan Terrace, London, N1 8BZ Data via plota.co.uk

Refused P2024/3365/FUL - Full Planning (Householder)
Council
Islington 2.9/10
Date received
27 Jan 2025
Date validated
29 Jan 2025
Decision date
17 Mar 2025
Postcode
N1 8BZ
Type
Full Planning (Householder)

Description

Internal refurbishment works and erection of a lower and ground floor extension/ Data via plota.co.uk

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Last checked

How this decision compares

Decided in 47 days from validation, 10 days faster than Islington's median of 57 for householder applications. Refused, as 7% of householder applications here are.

49%decided within 8 weeks
93%approved
374decided in the last year

Plota live figures for householder applications decided by Islington in the last twelve months, from validation. Islington decision record →

Site constraints 11

Grade II listed: Numbers 16-21 (Consecutive) and Attached Railings
List entry 1208787 · 17 m away · 15 more listed buildings within 150 m (15 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 15 with distances
Historic England ↗
Duncan Terrace/Colebrooke Row conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Air quality management area: Islington AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Central activities zone
The core of central London in the London Plan.
Offices, culture and the other strategic functions of the centre take priority over new housing here.
Also on the record
Wider setting of protected view 1A.2 Alexandra Palace viewing terrace to St Paul's Cathedral; Inside the Islington built-up area; Public transport access: PTAL 6a (excellent), TfL 2023, for the 100 m square; Priority habitat 18 m away: Deciduous woodland; Designated open space 18 m away; Town centre 31 m away: Angel; National infrastructure project 1919 m away: London Strategic Heat Main Project, at pre-application.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 9 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 1

Last sold for £2,828,680 in April 2024. Terraced house, freehold.

26 April 2024£2,828,680

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area235 m² (2,530 sq ft)
Energy ratingD (66 out of 100), could reach B
PropertyMid-terrace house, 7 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas, Boiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2023, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Other new applications on this street

9 Nov 2026Pending

20, Duncan Terrace, London, N1 8BZ

Installation of an external air-conditioning unit to the rear outrigger elevatio...

P2026/2453/LBC
14 Sept 2026Approved

48 DUNCAN TERRACE, LONDON, ISLINGTON, N1 8AL

T1 - Apple - reduce to previous points of reduction. 1-1.5m branch length remov

P2026/2387/TRE
11 Sept 2026Approved

43 Duncan Terrace, London, N1 8AL

T1 - London Plane (Platanus × hispanica) – Tree previously managed by crown red

P2026/2334/TRE
24 Aug 2026Approved

34, Duncan Terrace, London, N1 8AL

London plane (T1) - reduce crown back to previous cuts (1.5m off), pollard at p

P2026/1912/TRE

Nearby new applications

10 Nov 2026Pending

8, Raleigh Street, London, N1 8NN

Replace like for like 4 windows to front elevation and rear elevation.

P2026/2927/FUL
9 Nov 2026Pending

20, Duncan Terrace, London, N1 8BZ

Installation of an external air-conditioning unit to the rear outrigger elevatio...

P2026/2453/LBC
9 Nov 2026Pending

12 Devonia Road, London, N1 8JH

Erection of mansard extension. Replacement of the existing windows. Re conversio...

P2026/2866/FUL
2 Nov 2026Pending

42A Amwell Street, London, EC1R 1XT

Replacement of 2x windows, installation of 9x solar panels, ASHP and associated ...

P2026/2869/FUL
2 Nov 2026Pending

42A Amwell Street, London, EC1R 1XT

Replacement of 2x windows, installation of 9x solar panels, ASHP and associated ...

P2026/2870/LBC
2 Nov 2026Pending

24 Sudeley Street, London, N1 8HP

Proposed construction of rear outbuilding in garden following demolition of exis...

P2026/2817/FUL

Historical activity at this location

34 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2024 Approved
Erection of a single-storey garden room within the curtilage of a grade II listed house.
P2024/3742/FUL
2024 Refused
Internal refurbishment works together with lower and ground floor extension/side infill…
P2024/3805/FUL
2024 Refused
Internal refurbishment works together with lower and ground floor extension/side infill…
P2024/3806/LBC
2024 Refused
Internal refurbishment works and erection of a lower and ground floor extension/side infi…
P2024/3283/LBC
2025
Internal refurbishment works and erection of a lower and ground floor extension/side infi…
P2025/1307/LBC
2024
Erection of lightweight garden room within the curtilage of a grade II listed house.
P2024/3743/LBC
2024 Approved
Erection of a lower ground floor extension/side infill with walk-on roof light, introduct…
P2024/2233/FUL
2024 Approved
Internal refurbishment works together with, lower ground floor extension/side infill with…
P2024/2235/LBC
2019 Approved
Rear garden 2 x Sorbus aria (Whitebeams) - Reduce crown height by 2-2.5m, reduce lower gr…
P2019/2150/TRE
Within ~100m

Nearby activity

2025 Approved
1 Elia Street, London, N1 8DE
Installation of 1no. air conditioning unit to roof and associated roof access provision.
P2025/3583/FUL
2025 Approved
1, Elia Street, London, N1 8DE
Installation of Air Source Heat Pump (ASHP) in rear garden. Recladding of existing front…
P2025/2529/FUL
2025 Approved
28 Duncan Terrace, London, N1 8BS
Rear garden: Apple (T1) - reduce by up to 1.5m. Reason: To allow more light into garden.
P2025/2936/TRE
2024 Approved
1 Elia Street, London, N1 8DE
Erection of lower ground floor rear infill extension with terrace above, two storey rear…
P2024/2973/FUL
2024
20 Duncan Terrace , London, N1 8BZ
Tree 1 Sycamore tree reduce back to previous points of redcution and cut back further by2…
P2024/3374/TRE
2024
1 Vincent Terrace, London, N1 8HJ
One London Plane tree in front garden. Reduce the crown by pruning back to previously pru…
P2024/2937/TRE
2024
25 Duncan Terrace, London, N1 8BS
T1 - fig tree (10m) - reduce overhanging branches to previous pruning points, approximate…
P2024/2053/TRE
2023 Approved
27 Duncan Terrace, London, N1 8BS
Rear garden R/G- T1 - sycamore tree - reduce crown by approximately 3m. T2 - sycamore tre…
P2023/2600/TRE
2023 Approved
7 Duncan Terrace, London, N1 8BZ
Replacement of front steps, railing repairs, replacement of front basement structure, alt…
P2023/1182/LBC
2023 Approved
7 Duncan Terrace, London, N1 8BZ
Replacement of front steps, railing repairs, replacement of front basement structure, alt…
P2023/1172/FUL
2023 Approved
1 Elia Street, London, N1 8DE
Conversion of two flats into a single-family dwelling house
P2023/2578/FUL
2023 Refused
1 Elia Street, London, N1 8DE
Conversion of two flats into a single-family dwelling house, erection of rear extension a…
P2023/1451/FUL
2023 Refused
18 Colebrooke Row, London, N1 8DB
Erection of a rear infill extension, including the demolition of the existing exterior st…
P2023/0308/LBC
2023 Refused
18 Colebrooke Row, London, N1 8DB
Erection of a rear infill extension, including the demolition of the existing exterior st…
P2023/0265/FUL
2022 Approved
19 Duncan Terrace, London, N1 8BZ
Replace (non heritage) flat entrance doors and frames with half hour fire door sets and n…
P2022/3430/LBC
2022 Approved
6 Duncan Terrace, London , N1 8BZ
Rear garden Sycamore x2 - Crown thin 15% including the removal of epicormic growth and de…
P2022/3917/TRE
2022 Approved
20 Duncan Terrace , London, N1 8BZ
Rear garden (T1) Ash - Reduce crown by 2-3 meters from the tips of branches all around (n…
P2022/3753/TRE
2022 Refused
32 Duncan Terrace, London, N1 8BS
Installation of new gate to existing external railings at the front of the property.[Full…
P2022/3190/LBC
2022 Refused
32 Duncan Terrace, London, N1 8BS
Installation of new gate to existing external railings at the front of the property.[List…
P2022/3179/FUL
2022 Approved
32 Duncan Terrace, London, N1 8BS
Installation of new gas supply pipework route.
P2022/1949/LBC
2016 Refused
Top floor flat 30 Duncan Terrace London N1 8BS
Application for Listed Building Consent in connection with the retention of timber sash r…
P2016/1281/LBC
2016 Approved
23 Duncan Terrace London N1 8BS
Erection of staircase to rear garden, replacement of existing window to rear closet wing…
P2016/0841/LBC
2016 Approved
23 Duncan Terrace London N1 8BS
Erection of staircase to rear garden, replacement of existing window to rear closet wing…
P2016/1307/FUL
2016 Approved
11 Duncan Terrace Islington N1 8BZ
Internal works to all floors
P2016/1315/LBC
2016
17 Duncan Terrace, London, N1 8BZ
1 x Willow tree (T1) in rear garden: Reduce in height by 2 to 3 metres and laterally by 1…
P2016/1545/TRE
Islington
Planning Authority Score
2.9/10
Poor
#237 of 296 councils
Relevant to this application:
Householder decisions

Islington is slower than most councils at deciding householder applications, ranking #260 out of 296. 53% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Islington decision statistics
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #132 of 296
93%
Householder approved
Above avg (90%) #130 of 296
43%
Decided in 8 weeks
Below avg (63%) #260 of 296
53%
Extended time limit
Above avg (41%) #241 of 296
89%
Minor dwellings approved
499 decided (1-9 homes)
100%
Major dwellings approved
1 decided (10+ homes)
89%
Change of use approved
19 decided
1,488
Total decisions
167 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.