404 Pinner Road, North Harrow, Harrow, HA2 6EF Data via plota.co.uk

PL/1938/26 - Prior Notification - Larger Home Extension Refused
Extensions & alterations

Proposal

Single storey rear extension: 6.00 metres deep, 3.15 metres maximum height and 3.00 metres high to the eaves Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
20 Jul 2026
✗
Refused
21 Aug 2026
Appeal
Not lodged

Refused on 21 Aug 2026 · Delegated decision · Last checked 30 Sept 2026

Documents 2

Decision & officer reports 2

PDF Decision Notice DN - PRICOM and PRIEXT PA REQREF · 21 Aug 2026 View ↗ PDF Officer Report Delegated Report · 20 Aug 2026 View ↗

All documents on the council site ↗

Site constraints 5

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 ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Inside the Harrow built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square; Town centre 20 m away: North Harrow.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 2 November 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 1

Last sold for £480,000 in February 2026. Semi-detached house, freehold.

6 February 2026£480,000

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

Building

Floor area90 m² (969 sq ft)
Energy ratingE (49 out of 100), could reach B
PropertySemi-detached house, 4 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2025, 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

23 Oct 2026Pending

402 Pinner Road, North Harrow, Harrow, HA2 6EF

Single storey rear extension; external alterations

PL/2819/26
12 Oct 2026Pending

13, BROADWALK Pinner Road, North Harrow, Harrow, HA2 6ED

Details pursuant to Condition 3 (Construction Method Statement) attached to plan...

PL/2697/26
22 Jul 2026Approved

North Harrow Methodist Church, NORTH HARROW METHODIST CHURCH Pinner Road, North Harrow, Harrow, HA2 6EQ

Electronic Communications Notification: Installation comprises of the removal of...

PL/1965/26
17 Jun 2026Approved

Imperial Dental Care, 13, BROADWALK Pinner Road, North Harrow, Harrow, HA2 6ED

Two storey rear extension (Demolition of staircase to rear)

PL/1626/26

Nearby new applications

3 Nov 2026Pending

40 Cambridge Road, North Harrow, Harrow, HA2 7LD

Certificate of Lawful Proposed Development: Single storey side extension (Demoli...

PL/2913/26
3 Nov 2026Pending

18 Hazelwood Close, Harrow, HA2 6HD

Details pursuant to Condition 3 (External Materials and Finishes); Condition 4 (...

PL/2907/26
2 Nov 2026Pending

66 Southfield Park, North Harrow, Harrow, HA2 6HE

Certificate of Lawful Development (Proposed): Outbuilding at rear for use as pla...

PL/2890/26
30 Oct 2026Pending

399 Pinner Road, North Harrow, Harrow, HA1 4HN

Alterations to porch roof; Single and two storey side extension; Single storey r...

PL/2870/26
23 Oct 2026Pending

402 Pinner Road, North Harrow, Harrow, HA2 6EF

Single storey rear extension; external alterations

PL/2819/26
19 Oct 2026Pending

13 Woodberry Avenue, Harrow, HA2 6AU

Certificate of Lawful Proposed Development: Replacement entrance door in front e...

PL/2712/26

Important details

Council
Harrow
Application type
Prior Notification - Larger Home Extension
Postcode
HA2 6EF
Received
20 Jul 2026
Validated
20 Jul 2026
Ward
North Harrow
Case officer
Show
Target decision
31 Aug 2026
Decision
Refused
Decision date
21 Aug 2026
Decision level
Delegated decision
Applicant
Show
Agent
V-DESIGN CAD SERVICES LTD

How this decision compares

Decided in 32 days from validation, 24 days faster than Harrow's median of 56 for extensions. Refused, as 22% of extensions here are.

81%decided within 8 weeks
78%approved
1,884decided in the last year

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

Consultation & key dates

Statutory expiry
31 Aug 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2024 Refused
432 Pinner Road, North Harrow, Harrow, HA2 6EF
Single storey rear extension, External alterations
PL/3195/24
2024 Approved
432 Pinner Road, North Harrow, Harrow, HA2 6EF
Single and two storey rear extension; pitched roof over existing single storey rear exten…
PL/0412/24
2023 Approved
422 Pinner Road, North Harrow, Harrow, HA2 6EF
Single storey rear extension; external alterations (demolition of rear extension)
P/0940/23
2022 Approved
436 Pinner Road, North Harrow, Harrow, HA2 6EF
Alterations to an existing vehicle access point (extension without kerb works)
P/1818/22
2021 Withdrawn
382 Pinner Road, North Harrow, Harrow, HA2 6EF
Single storey rear and side extension.
P/4001/21
2021 Approved
402 Pinner Road, North Harrow, Harrow, HA2 6EF
Single storey rear extension
P/2906/21
2021 Approved
Dental Surgery, Ground Floor, 434 Pinner Road, North Harrow, Harrow, HA2 6EF
Single storey rear extension (demolition of rear extension)
P/3103/21
2021 Refused
529a Pinner Road, North Harrow, Harrow, HA2 6EH
Two storey rear extension to first and second floors to both flats; alterations to roof t…
P/1200/21
2021 Refused
402 Pinner Road, North Harrow, Harrow, HA2 6EF
Single Storey Rear Extension: 6.00 metres deep, 3.40 metres maximum height, 2.95 metres h…
P/1791/21/PRIOR
2019 Approved
440 Pinner Road, North Harrow, Harrow, HA2 6EF
Single storey front porch extension; single storey rear extension
P/0711/19
2018 Approved
416 Pinner Road, Harrow, HA2 6EF
Proposed vehicle crossover
P/3731/18
2017 Approved
442 Pinner Road, Harrow, HA2 6EF
Single storey rear extension
P/1265/17/5250
2017 Approved
442 Pinner Road, Harrow, HA2 6EF
Single storey rear extension
P/1265/17
2017 Approved
424 Pinner Road, Harrow, HA2 6EF
Two storey rear extension
P/0881/17
2017 Withdrawn
416 Pinner Road, North Harrow, Harrow, HA2 6EF
INVALID
P/0484/17
2016 Approved
442 Pinner Road, Harrow, HA2 6EF
Single storey rear extension
P/5505/16
2016 Approved
442 Pinner Road, Harrow, HA2 6EF
Single storey rear extension: extending 3.85 Metres beyond the original rear wall 3 metre…
P/4588/16
2016 Approved
442 Pinner Road, Harrow, HA2 6EF
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/4587/16
2016 Approved
424 Pinner Road, Harrow, HA2 6EF
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/2538/16
2016 Approved
424 Pinner Road, Harrow, HA2 6EF
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/1891/16
2016 Approved
424 Pinner Road, Harrow, HA2 6EF
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/2351/16
2016 Approved
424 Pinner Road, Harrow, HA2 6EF
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres m…
P/1030/16
2024 Approved
420 Pinner Road, North Harrow, Harrow, HA2 6EF
Certificate of lawful development (proposed): Single storey rear extension
PL/0143/24
2023 Approved
432 Pinner Road, North Harrow, Harrow, HA2 6EF
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Outbuilding at rear for use as office / gym
P/2151/23
2023 Approved
422 Pinner Road, North Harrow, Harrow, HA2 6EF
Certificate of lawful development (proposed): Single storey outbuilding in rear garden
P/0812/23
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.

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.