4 Greenway, Pinner, Harrow, HA5 3SR Data via plota.co.uk

PL/2002/26 - Householder Approved
Extensions & alterations

Proposal

First floor rear extension Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
27 Jul 2026
✓
Approved
around 2 Oct 2026

Approved around 2 Oct 2026 · Delegated decision · Last checked 30 Sept 2026

Documents 8

Statements & assessments 1

PDF Reasonable Exception Statement Report · 28 Jul 2026 View ↗

Plans & drawings 6

PDF Existing Site & Block Plan Plans · 28 Jul 2026 View ↗ PDF Existing & Proposed Roof Plans Plans · 28 Jul 2026 View ↗ PDF Proposed Floor Plans Plans · 28 Jul 2026 View ↗ PDF Proposed Elevation & Section Plans Plans · 28 Jul 2026 View ↗ PDF Existing Floor Plans Plans · 28 Jul 2026 View ↗ PDF Existing Elevation Plans Plans · 28 Jul 2026 View ↗

Application forms 1

PDF Amended Application Form Application Form (Redacted) · 27 Aug 2026 View ↗

All documents on the council site ↗

Site constraints 3

Air quality management area: Harrow 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 Harrow built-up area; Public transport access: PTAL 1b (very poor), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 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 3

Last sold for £460,000 in September 2016. Semi-detached house, freehold.

2 September 2016£460,000
31 January 2012£300,000
14 September 2007£289,950

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

Building

Floor area85 m² (915 sq ft)
Energy ratingD (66 out of 100), could reach C
PropertySemi-detached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in January 2026, 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

10 Apr 2026Approved

32 Greenway, Pinner, Harrow, HA5 3SP

Single and two storey side extension; Single and two storey rear extension; Fron...

PL/0966/26

Nearby new applications

28 Sept 2026Pending

37 Rickmansworth Road, Pinner, Harrow, HA5 3TE

Certificate of Lawful Development (Proposed): Alterations and extension to roof ...

PL/2422/26
28 Sept 2026Pending

35 Lyndhurst Gardens, Pinner, Harrow, HA5 3XD

Single storey detached outbuilding at rear for use as gym (Demolition of outbuil...

PL/2342/26
3 Aug 2026Pending

50 Norman Crescent, Pinner, Harrow, HA5 3QN

Single and two storey rear extensions to both Nos. 50 and 52 Norman Crescent; ex...

PL/2075/26
21 Sept 2026Pending

113 POTTER STREET NORTHWOOD

Erection of a single-storey side and rear extension and conversion of the loft s...

67119/APP/2026/2248
17 Sept 2026Pending

3 Wynlie Gardens, Pinner, Harrow, HA5 3TN

Outbuilding at rear for use as Gym / office (demolition of outbuilding)

PL/2471/26
21 Jul 2026Approved

85 Rickmansworth Road, Pinner, Harrow, HA5 3TJ

TPO No. 468 Rickmansworth Road (No.2) Pinner T8 Cherry (rear): Reduce height by ...

PL/1956/26

Important details

Council
Harrow
Application type
Householder
Postcode
HA5 3SR
Received
27 Jul 2026
Validated
27 Jul 2026
Ward
Pinner
Case officer
Show
Target decision
5 Oct 2026
Decision date
around 2 Oct 2026
Decision level
Delegated decision
Applicant
Show
Agent
London Interiors

Consultation & key dates

Statutory expiry
5 Oct 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025
13 Greenway, Pinner, Harrow, HA5 3SW
Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 3.00 metre…
PL/1397/25
2022 Approved
31 Greenway, Pinner, Harrow, HA5 3SW
First floor side to rear extension
P/1425/22
2020 Approved
17 Greenway, Pinner, Harrow, HA5 3SW
Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 2.75 metre…
P/3975/20/PRIOR
2018 Approved
22 Crossway, Pinner, HA5 3TP
Single and two storey rear extension; external alterations
P/3897/18
2018 Approved
1 Crossway, Pinner, HA5 3TP
Single storey rear extension
P/1658/18
2018 Approved
22 Crossway, Pinner, HA5 3TP
Single storey rear extension: extending 6 metres beyond the original rear wall 3.5 Metres…
P/2918/18/PRIOR
2018 Approved
8 Crossway, Pinner, HA5 3TP
Single storey side to rear extension
P/1198/18
2017 Approved
8 Crossway, Pinner, HA5 3TP
Single and two storey side to rear extension
P/4547/17
2017 Approved
8 Crossway, Pinner, HA5 3TP
Two storey side to rear extension; first floor front extension
P/2317/17
2017 Approved
8 Crossway, Pinner, HA5 3TP
Single storey rear extension: extending 5 metres beyond the original rear wall 2.95 Metre…
P/2425/17/PRIOR
2016 Approved
19 Crossway, Pinner, HA5 3TP
Two storey and first floor front extension; single storey rear extension
P/3204/16/5040
2016 Approved
19 Crossway, Pinner, HA5 3TP
Two storey and first floor front extension; single storey rear extension
P/3204/16
2016 Approved
30A Crossway, Pinner, HA5 3TP
Single storey rear extension; external alterations (amended site plan received)
P/0646/16/4964
2016 Approved
30A Crossway, Pinner, HA5 3TP
Single storey rear extension; external alterations (amended site plan received)
P/0646/16
2016 Approved
30 Crossway, Pinner, HA5 3TP
First floor side extension
P/0401/16
Harrow
Planning Authority Score
4.9/10
Below average
#153 of 296 councils
Relevant to this application:
Householder decisions

Harrow ranks #115 out of 296 councils for householder decision speed. Harrow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 83% approved vs 90% nationally.

One of the strictest councils
only 83% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Harrow decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #273 of 296
83%
Householder approved
Below avg (90%) #261 of 296
71%
Decided in 8 weeks
Above avg (63%) #115 of 296
33%
Extended time limit
Below avg (41%) #77 of 296
44%
Minor dwellings approved
133 decided (1-9 homes)
80%
Major dwellings approved
5 decided (10+ homes)
38%
Change of use approved
26 decided
1,330
Total decisions
298 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.