17 De Beauvoir Square, Hackney, London, N1 4LD Data via plota.co.uk

2026/2095 - Householder Planning Consultation/Publicity
Extensions & alterations

Proposal

Erection of a single storey rear outbuilding for use incidental to the main dwelling Data via plota.co.uk

Track application Save this application and get an email when its status or decision changes. Alerts nearby Get email alerts for new planning applications near this address.
View original council record ↗Last checked

Application progress

✓
Received
29 Sept 2026
Decision
Expected by 24 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 24 Nov 2026, from Hackney's recent extensions.

Documents 8

Statements & assessments 1

PDF 17 De Beauvoir Square PDAH Statement.docx.pdf Other · 30 Sept 2026 View ↗

Plans & drawings 3

PDF 17 De Beauvoir Square - Existing and Proposed Site Plan.pdf Drawing · 30 Sept 2026 View ↗ PDF 17 De Beauvoir Square - Proposed Plan and Elevations.pdf Drawing · 30 Sept 2026 View ↗ PDF LocationPlan.pdf Site Location Plan · 30 Sept 2026 View ↗

Application forms 2

PDF CIL Form 1 17 De.pdf Other · 30 Sept 2026 View ↗ PDF ApplicationFormRedacted.pdf Application Form · 30 Sept 2026 View ↗

Other documents 2

PDF Cover 17 De Beauvoir Sq.pdf Other · 30 Sept 2026 View ↗ PDF Site Photos.pdf Photo · 30 Sept 2026 View ↗

All documents on the council site ↗

Site constraints 7

Grade II listed: 13-20, De Beauvoir Square N1
List entry 1265791 · 16 m away · 11 more listed buildings within 150 m (11 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 11 with distances
Historic England ↗
De Beauvoir 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 ↗
2 Article 4 directions
De Beauvoir Conservation Area (article 4 direction area) · Whole of the London Borough of Hackney. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Hackney 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 ↗
Also on the record
Inside the Hackney built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square; Designated open space 17 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 17 October 2026. Historic England, the Environment Agency, Natural England, 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 4

Last sold for £2,750,000 in January 2024. Semi-detached house, freehold.

30 January 2024£2,750,000
28 June 2011£1,355,000
19 August 2004£750,000
21 December 1999£600,000

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

Building

Floor area188 m² (2,024 sq ft)
Energy ratingD (60 out of 100), could reach C
PropertySemi-detached house, 7 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

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

Work with planning data?

Every application in Hackney - and every UK council - as a live feed, an API, or a bulk CSV export.

About Plota's data service

Other new applications on this street

13 Aug 2026Pending

14 De Beauvoir Square, Hackney, London, N1 4LD

Replacement of an existing upper-floor window with a painted timber sash window ...

2026/1751
23 Jul 2026Approved

15 De Beauvoir Square, Hackney, London, N1 4LD

Sycamore - Crown reduce the height approx. 1.0m above the previous reduction poi...

2026/1601
10 Aug 2026Approved

9 De Beauvoir Square, Hackney, London, N1 4LG

T1 - Robinia - reduce crown by 3-4m in height, and by approx. 2m from side branc...

2026/1724

Nearby new applications

12 Oct 2026Pending

21 Ockendon Road, London, N1 3NN

Erection of a mansard roof extension with four dormers (two to the front and two...

P2026/2675/FUL
9 Oct 2026Pending

31 Enfield Road, Hackney, London, N1 5ER

Removal of condition 4 (noise) attached to planning permission ref 2025/2502 dat...

2026/2152
18 Sept 2026Pending

Travis Perkins, 305A Kingsland Road, Hackney, London, E8 4DL

Submission of details pursuant to condition 5 (Sustainable Urban Drainage) attac...

2026/2018
3 Sept 2026Pending

113 Culford Road, London, N1 4HT

Erection of a single storey full width rear extension following demolition of ex...

2026/1902
29 Jun 2026Pending

126 Tottenham Road, Hackney, London, N1 4DY

Replacement of existing timber framed double glazed timber windows with double g...

2026/1425
5 Oct 2026Pending

149 De Beauvoir Road, Hackney, London, N1 4DL

Lawful development certificate (proposed) for erection of replacement single sto...

2026/2121

Important details

Council
Hackney
Application type
Householder Planning
Postcode
N1 4LD
Received
29 Sept 2026
Validated
29 Sept 2026
Ward
De Beauvoir Ward
Case officer
Show
Target decision
24 Nov 2026
Decision level
Delegated
Applicant
Show
Agent
Besant Planning

Decision outlook

Day 20 of the 56-day target. Hackney usually decides extensions by day 56.

Day 2036 days to the 56-day target
56%decided within 8 weeks
83%approved
1,132decided in the last year

Plota live figures for extensions decided by Hackney in the last twelve months, from validation. Hackney decision record →

Consultation & key dates

Statutory expiry
24 Nov 2026

Historical activity at this location

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

This property

Previous applications at this address

2021 Approved
False Acacia (T2) - fell
2021/0594
2019 Approved
Demolition of existing single storey lower ground floor rear conservatory extension and e…
2019/3979
2019 Approved
Demolition of existing single storey lower ground floor rear conservatory extension and e…
2020/0034
2019 Approved
Mimosa - Cut the entire tree to ground level partially fallen/leaning on front boundary w…
2019/2646
Within ~100m

Nearby activity

2025 Approved
Flat C, 19 De Beauvoir Square, Hackney, London, N1 4LD
Listed Building Consent for replacement of casement window at second floor level
2025/2748
2025 Approved
Flat C, 19 De Beauvoir Square, Hackney, London, N1 4LD
Replacement of casement window at second floor level
2025/2528
2025 Approved
4 De Beauvoir Square, Hackney, London, N1 4LG
T1 - Eucalyptus; Reduce height by 3-4m from branch tips to bring overall size of crown in…
2025/2304
2025 Approved
Unit 1, 92 - 96 De Beauvoir Road, Hackney, London, N1 4EN
Birch - Crown reduce the height by 1.0m Crown reduce the spread by 1.0m Crown thin by 10%…
2025/2131
2025 Approved
105 De Beauvoir Road, Hackney, London, N1 4EL
Large Olive - Crown reduce the height by 2.0m Crown reduce the spread by branch lengths o…
2025/1899
2025 Approved
20 De Beauvoir Square, Hackney, London, N1 4LD
Front: sycamore (T1) - reduce back to previous cuts (approx 1.5m) ensuring 1.5m clearance…
2025/1853
2025 Approved
Flat A, 19 De Beauvoir Square, Hackney, London, N1 4LD
Listed Building Consent for replacement of existing single-glazed timber sash windows to…
2025/1721
2025 Approved
Flat A, 19 De Beauvoir Square, Hackney, London, N1 4LD
Replacement of existing single-glazed timber sash windows to the front bay and front wind…
2025/1720
2025 Approved
99 De Beauvoir Road, Hackney, London, N1 4EL
1 x Lime - Crown reduce the height and spread back to previous reduction points (approx…
2025/1093
2025 Approved
95 De Beauvoir Road, Hackney, London, N1 4EL
2 x Lime - Crown reduce the height and spread back to previous reduction points (approx…
2025/1097
2025 Approved
97 Mortimer Road, Hackney, London, N1 4LB
Formation of basement level with rear lightwell; replacement two storey rear extension; r…
2025/0640
2025 Approved
20 De Beauvoir Square, Hackney, London, N1 4LD
Repairs to the roof, including replacing the slate roof, lead valleys and coping stones…
2025/0446
2025 Refused
18 De Beauvoir Square, Hackney, London, N1 4LD
Proposed bin store in front garden
2025/0220
2024 Approved
15 De Beauvoir Square, Hackney, London, N1 4LD
Sycamore - Crown reduce growth towards house back to previous reduction points to give a…
2024/2622
2024 Refused
97 Mortimer Road, Hackney, London, N1 4LB
Removal and replacement of the existing summer house located at the rear of the property…
2024/1850
2024 Refused
97 Mortimer Road, Hackney, London, N1 4LB
Alterations to the external front areas to the property, including a relocated entrance d…
2024/1731
2024 Approved
86 Mortimer Road, Hackney, London, N1 4LH
T1, T2 Sycamore, re-pollard to old pollard points. leave tree at approx. 4m tall from gro…
2024/1696
2023 Approved
9 De Beauvoir Square, Hackney, London, N1 4LG
Alterations at first-floor level including to the rear bedroom to create a bathroom and s…
2023/2630
2023 Approved
75 De Beauvoir Road, Hackney, London, N1 4EL
External works: Repainting of front and side doors (light blue); replacement of timber Fr…
2023/2172
2023 Approved
75 De Beauvoir Road, Hackney, London, N1 4EL
Replacement of timber French doors in rear elevation with steel doors
2023/2167
2016 Approved
82a Mortimer Road, Hackney, London, N1 4LH
Rear garden. Eucalyptus: Remove low stem growing over the driveway back to the main stem…
2016/3924
2016 Approved
94 De Beauvoir Road, Hackney, London, N1 4EN
Front garden T1 Acer pseudoplatanus (Sycamore) - Crown reduce height and spread to north…
2016/3460
2016 Approved
7 De Beauvoir Square London N1 4LG
Rear garden: T1 Yew tree Fell. T2 Laurel Fell
2016/3443
2016 Approved
Flat A, 10 Northchurch Terrace, Hackney, London, N1 4ES
T1. Holly: Reduce height by 3-3.5M, to achieve compact shape. T.2 Sycamore: Crown reduce…
2016/3161
2016 Refused
82a Mortimer Road, Hackney, London, N1 4LH
Demolition of existing garage and erection of a part single, part two storey plus lower g…
2016/1291
Hackney
Planning Authority Score
2.4/10
Poor
#256 of 296 councils
Relevant to this application:
Householder decisions

Hackney is slower than most councils at deciding householder applications, ranking #220 out of 296. Hackney is also one of the strictest councils - it refuses more householder applications than almost any other, with only 84% approved vs 90% nationally.

One of the strictest councils
only 84% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Hackney decision statistics
Based on MHCLG data, the year to March 2026
82%
Overall approval rate
Below avg (87%) #248 of 296
84%
Householder approved
Below avg (90%) #257 of 296
53%
Decided in 8 weeks
Below avg (63%) #220 of 296
46%
Extended time limit
Above avg (41%) #201 of 296
75%
Minor dwellings approved
204 decided (1-9 homes)
100%
Major dwellings approved
4 decided (10+ homes)
50%
Change of use approved
2 decided
1,323
Total decisions
241 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.

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.