11 ALLINGHAM STREET LONDON N1 8NX Data via plota.co.uk

P2026/0207/FUL - Full Planning (Householder) Approved
Extensions & alterations

Proposal

Replacement of single glazed timber windows with double glazed timber windows, t Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
24 Mar 2026
✓
Consultation
9 Apr 2026
✓
Approved
14 May 2026

Approved on 14 May 2026 · Delegated · Last checked 12 Jul 2026

Site constraints 3

Heritage

Article 4 direction

Planning designations

BDuncan Terrace/Colebrooke Row

Constraints recorded by the council for this site. Documents on the council site ↗

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Important details

Council
Islington
Application type
Full Planning (Householder)
Postcode
N1 8NX
Received
24 Mar 2026
Validated
24 Mar 2026
Ward
St Peter's & Canalside
Case officer
Show
Target decision
18 May 2026
Decision
Approve with conditions
Decision date
14 May 2026
Decision level
Delegated
Applicant
Show

Consultation & key dates

Alt. reference
PP-14607091
Comments by
2 May 2026
Site notice
9 Apr 2026
Press notice
9 Apr 2026

Historical activity at this location

22 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
1 John Horner Mews, London, N1 8PB
Approval of details pursuant to Condition 3 (materials) of planning permission ref: P2024…
P2025/3259/AOD
2025
1 John Horner Mews, London, N1 8PB
Approval of details pursuant to Condition 4 (green/brown biodiversity roofs) of planning…
P2025/3260/AOD
2023
1 John Horner Mews, London, N1 8PB
Amendments to existing dwelling including increase roof pitch to provide an internal mezz…
P2024/0007/FUL
2023
20 Allingham Street, London, N1 8NY
Rear garden R/G- T1 - Sycamore - pollard, down to 1m lower than previous pollard/reductio…
P2023/3417/TRE
2023 Approved
John Horner Mews, London, N1 8PB
Notification of Prior Approval for the change of use of vacant office space to provide on…
P2023/2307/PRA
2023 Approved
20 Dame Street, London, N1 7FR
Erection of a timber fence above the rear garden boundary wall (part retrospective as thi…
P2023/2186/FUL
2023 Refused
1 Frome Street, London, N1 8PB
New access to flat roof of the main building and installation of safety balustrades and t…
P2023/1568/FUL
2023 Approved
28 Allingham Street, London, N1 8NY
Erection of a mansard roof extension with associated front-facing terrace area, erection…
P2023/0586/FUL
2022 Refused
20 Dame Street, London, N1 7FR
Retention of fence above garden boundary wall (retrospective application).
P2022/2468/FUL
2022 Approved
23 Frome Street, London, N1 8PB
Rear garden (T1) Silver Birch - Reduce canopy by approx. 2m from all aspects
P2022/1482/TRE
2021 Approved
33 Frome Street, London, N1 8PB
Refurbishment of three storey end-of-terrace house comprising upgrading of the existing w…
P2021/3716/FUL
2020 Approved
52 Dame Street, Islington, London, N1 7FR
Erection of roof extension to existing flat roof and internal alterations to provide 3 be…
P2020/0264/FUL
2019 Approved
20 Allingham Street, London, N1 8NY
Rear garden Sycamore - reduce crown to points of previous reduction (approx. 3m / 20%)
P2019/2510/TRE
2018 Approved
14 Allingham Street, London, N1 8NY
Extension at roof level with new rooflights along front roofslope and 2no. rear dormer wi…
P2018/3990/FUL
2018 Approved
52 Dame Street, London, N1 7FR
Approval of Details in pursuant to condition 3 (materials) under ref P2015/4130/FUL which…
P2018/3141/AOD
2018 Refused
52 Dame Street London N1 7FR
Demolition of existing three/four-storey building ( existing use class C3) and constructi…
P2018/1480/FUL
2017 Approved
16 Allingham Street London N1 8NY
Erection of a second floor roof extension, with 2 no. rooflights to front slope, and exte…
P2017/2543/FUL
2017 Approved
Unit 1 and 2 Britannia Wharf, 1 Baldwin Terrace, London, N1 7RU
Erection of single storey roof extensions to both no.1 and 2 with roof terraces and balus…
P2017/2745/FUL
2017 Approved
14 Allingham Street Islington LONDON N1 8NY
Erection of roof extension plus removal of existing rear extensions and erection of full…
P2017/2112/FUL
2017 Approved
25 Frome Street, London N1 8PB
T1- Dead Maple tree: Remove. T2- Cordoline: Remove main trunk leaving new shoot to become…
P2017/2589/TRE
2016 Approved
Packington Estate: Land bounded by Rheidol Terrace, St Paul Street, Bevan Street and north of 8 & 9 Canalside Square, 87 & 89 Arlington Avenue, east/north of 43-79 (consec) Dame Street, Islington, London, N1
Part approval of details pursuant to condition 21 (parts c and d - temporary access arran…
P2016/4510/AOD
2016 Approved
1 & 2 Allingham Mews LONDON N1 8AH
Erection of single storey ground floor extension and a first floor bathroom extension to…
P2016/2410/FUL
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 performance
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