13 Princes Avenue Hornsey London N10 3LS Data via plota.co.uk

HGY/2026/0705 - Householder planning permission Approved

Proposal

Construction of a single-storey rear extension, alterations to side elevation window fenestrations, together with associated internal layout reconfiguration. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
around 29 Apr 2026
✓
Approved
3 Aug 2026

Approved on 3 Aug 2026 · Delegated Decision · Last checked 24 Sept 2026

Documents 38

Other documents 36

PDF 25064-MA-PL-XX-DR-A-172-P04 PDF · 17 Jul 2026 View ↗ PDF 01 from distance JPG · 17 Jul 2026 View ↗ PDF 25064-MA-PL-GF-DR-A-110-P04 PDF · 17 Jul 2026 View ↗ PDF 03 close up JPG · 17 Jul 2026 View ↗ PDF 03 from distance JPG · 17 Jul 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-171-P04 PDF · 17 Jul 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-030-P05 PDF · 17 Jul 2026 View ↗ PDF key map PNG · 17 Jul 2026 View ↗ PDF 01 close up JPEG · 17 Jul 2026 View ↗ PDF 02 from distance JPG · 17 Jul 2026 View ↗ PDF 02 close up JPEG · 17 Jul 2026 View ↗ PDF 25064-MA-PL-ZZ-DR-A-020-P04 PDF · 15 May 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-030-P04 PDF · 15 May 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-025-P04 PDF · 15 May 2026 View ↗ PDF 25064-MA-PL-ZZ-DR-A-021-P04 PDF · 15 May 2026 View ↗ PDF HGY-2026-0705-form_1_cil_additional_information PDF · 15 May 2026 View ↗ PDF WhatsApp Image 2026-04-28 at 19.47.22 JPEG · 15 May 2026 View ↗ PDF WhatsApp Image 2026-04-28 at 19.56.07 (2) JPEG · 15 May 2026 View ↗ PDF WhatsApp Image 2026-04-28 at 19.46.37 (3) JPEG · 15 May 2026 View ↗ PDF WhatsApp Image 2026-04-28 at 19.57.19 JPEG · 15 May 2026 View ↗ PDF WhatsApp Image 2026-04-28 at 19.56.07 (1) JPEG · 15 May 2026 View ↗ PDF WhatsApp Image 2026-04-28 at 19.46.37 (2) JPEG · 15 May 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-171-P03.pdf PDF · 12 Mar 2026 View ↗ PDF ApplicationFormRedacted.pdf PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-072-P03 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-172-P03.pdf PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-ZZ-DR-A-105-P01 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-140-P01 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-GF-DR-A-110-P03.pdf PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-071-P03 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-ZZ-DR-A-005-P01 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-XX-DR-A-040-P01 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-GF-DR-A-111-P03 PDF · 12 Mar 2026 View ↗ PDF 25046-MA-PL2-XX-A-RE-001 P01.pdf PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-GF-DR-A-010-P02 PDF · 12 Mar 2026 View ↗ PDF 25064-MA-PL-GF-DR-A-011-P02 PDF · 12 Mar 2026 View ↗

All documents on the council site ↗

Site constraints 6

26 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.
Air quality management area: Haringey 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
Local nature reserve about 330 m away: Parkland Walk; 4 listed buildings within 150 m of the postcode pin; Inside the Haringey built-up area; Town centre about 43 m away: Muswell Hill.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 24 September 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England 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 £2,400,000 in November 2025. Semi-detached house, freehold.

21 November 2025£2,400,000

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

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Important details

Council
Haringey
Application type
Householder planning permission
Postcode
N10 3LS
Received
around 29 Apr 2026
Validated
29 Apr 2026
Ward
Muswell Hill
Case officer
Show
Decision
Approve with Conditions
Decision date
3 Aug 2026
Decision level
Delegated Decision
Applicant
Show
Agent
lukasz gruszczynski

How this decision compares

Decided in 96 days from validation, 41 days slower than Haringey's median of 55 for householder applications. Approved, as 90% of householder applications here are.

67%decided within 8 weeks
90%approved
52,358decided in the last year

Plota live figures for householder applications decided across the UK in the last twelve months, from validation; too few recent householder applications in Haringey to go on. Haringey decision record →

Public comments

No public comments yet.

Last counted 24 Sept 2026

Read the comments on the council site ↗

Haringey
Planning Authority Score
4/10
Below average
#192 of 296 councils
Relevant to this application:
Householder decisions

Haringey is slower than most councils at deciding householder applications, ranking #209 out of 296. Householder applications are slightly more likely to be approved here (91%) 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
Haringey decision statistics
Based on MHCLG data, the year to March 2026
85%
Overall approval rate
Below avg (87%) #206 of 296
91%
Householder approved
Above avg (90%) #174 of 296
55%
Decided in 8 weeks
Below avg (63%) #209 of 296
40%
Extended time limit
Below avg (41%) #151 of 296
83%
Minor dwellings approved
279 decided (1-9 homes)
100%
Major dwellings approved
8 decided (10+ homes)
46%
Change of use approved
28 decided
1,469
Total decisions
217 refused in the year to March 2026

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