1A Kenton Lane, Harrow Weald, Harrow, HA3 8TU Data via plota.co.uk

PL/2036/26 - Certificate of Lawful Development Proposed Refused
Extensions & alterations

Proposal

Certificate Of Lawful Development (Proposed): Single storey rear extension Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
30 Jul 2026
✗
Refused
21 Sept 2026
Appeal
Not lodged

Refused on 21 Sept 2026 · Delegated decision · Last checked 1 Oct 2026

Documents 10

Decision & officer reports 2

PDF Decision Notice Decision Notice · 21 Sept 2026 View ↗ PDF Officer Report Delegated Report · 21 Sept 2026 View ↗

Plans & drawings 7

PDF Site Plans Plans · 31 Jul 2026 View ↗ PDF Proposed Roof Plan Plans · 31 Jul 2026 View ↗ PDF Proposed Ground Floor Plan Plans · 31 Jul 2026 View ↗ PDF Proposed Elevations Plans · 31 Jul 2026 View ↗ PDF Existing Roof plan Plans · 31 Jul 2026 View ↗ PDF Existing Ground Floor Plan Plans · 31 Jul 2026 View ↗ PDF Existing Elevations Plans · 31 Jul 2026 View ↗

Application forms 1

PDF ApplicationFormRedacted.pdf Application Form (Redacted) · 31 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 5

Flood zone 2, rivers and sea
Medium chance: between a 1 in 100 and 1 in 1,000 annual chance from rivers, or 1 in 200 to 1 in 1,000 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
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
Flood defence 8 m away (engineered high ground, designed for a 1 in 5 year flood); Inside the Harrow built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square.
Not affected
Not green belt · No listed building at the site · 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 1

Last sold for £780,000 in March 2026. Detached house, freehold.

25 March 2026£780,000

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

Building

Floor area98 m² (1,055 sq ft)
Energy ratingD (59 out of 100), could reach B
PropertyDetached bungalow, 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 October 2023, the latest held for this property. The building may have changed since. View the certificate

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Other new applications on this street

3 Sept 2026Pending

685 Kenton Lane, Harrow Weald, Harrow, HA3 6AS

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31 Jul 2026Approved

471 Kenton Lane, Harrow Weald, Harrow, HA3 7JW

Certificate of Lawful Development (Existing): Change of use from dwellinghouse (...

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29 Jul 2026Pending

14a, STATION PARADE Kenton Lane, Harrow Weald, Harrow, HA3 8SB

Redevelopment to provide four storey building with lower ground floor level comp...

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Nearby new applications

26 Oct 2026Pending

251 Kenton Road, Harrow, HA3 0HQ

Conversion of existing single dwellinghouse into 2x self-contained flats with cy...

26/2594
22 Oct 2026Pending

10 Shooters Avenue, Kenton, Harrow, HA3 9BG

Single storey rear extension: 6.00 metres deep, 3.69 metres maximum height and 3...

PL/2787/26
16 Oct 2026Pending

6 Kenmore Road, Kenton, Harrow, HA3 9EL

Alterations to roof; rear dormer with Juliette balcony; installation of roofligh...

PL/2749/26
15 Oct 2026Pending

71 Kingshill Avenue, Kenton, Harrow, HA3 8LA

Single and two storey side to rear extension; external alterations (demolition o...

PL/2660/26
14 Oct 2026Pending

7 Briar Road, Harrow, HA3 0DP

Non-Material Amendment (changes to rear extension fenestration and material fini...

26/2619
12 Oct 2026Pending

247-249 Kenton Road, Harrow, HA3 0HQ

Proposed conversion of existing side garage into habitable room with replacement...

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Important details

Council
Harrow
Application type
Certificate of Lawful Development Proposed
Postcode
HA3 8TU
Received
30 Jul 2026
Validated
30 Jul 2026
Ward
Kenton East
Case officer
Show
Target decision
24 Sept 2026
Decision
Refused
Decision date
21 Sept 2026
Decision level
Delegated decision
Applicant
Show
Agent
London Interiors

How this decision compares

Decided in 53 days from validation, about the council's usual 56 days. Refused, as 21% of extensions here are.

80%decided within 8 weeks
79%approved
1,936decided 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
24 Sept 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025
30 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Outbuilding at rear for use as gym / storage / workshop
PL/2929/25
2024 Refused
30 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Detached single storey outbuilding for use as Gym/Storage/Workshop
PL/2642/24
2023
13 Kenton Lane, Harrow, HA3 8TU
Detached two storey dwellinghouse at rear; amenity space; parking; refuse and cycle stora…
P/2515/22/6212
2023 Approved
24 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single Storey Rear Extension
P/0357/23
2022 Approved
24 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single Storey Rear Extension: 6.00 metres deep, 3.00 metres maximum height, 2.85 metres h…
P/4244/22/PRIOR
2022 Approved
26 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single storey rear extension; first floor side to rear extension; alterations to roof; ro…
P/1746/22
2022
13 Kenton Lane, Harrow Weald, Harrow, HA3 8TU
Detached two storey dwellinghouse at rear; Amenity space; Parking; Refuse and Cycle Stora…
P/2515/22
2022 Approved
26 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension; first floor side to rear extension; installation of window…
P/4672/21/6020
2021 Refused
26 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single storey rear extension; first floor side to rear extension; installation of window…
P/4672/21
2021 Approved
46 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single storey rear extension; external alterations (demolition of rear extensions and can…
P/4603/21
2021 Approved
46 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single storey rear extension: 6.00 metres deep, 3.20 metres maximum height and 3.00 metre…
P/3161/21/PRIOR
2021 Withdrawn
46 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metre…
P/2439/21/PRIOR
2020 Approved
26 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single Storey Rear Extension: 6.00 metres deep, 3.05 metres maximum height, 2.95 metres h…
P/3924/20/PRIOR
2019 Approved
30 Kenton Lane, Harrow Weald, Harrow, HA3 8TX
Single Storey Rear Extension: 6 metres deep, 3.8 metres maximum height, 2.8 metres high t…
P/0336/19/PRIOR
2018 Approved
38 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension: 6 metres deep 3 metres maximum height 2.789 Metres high to…
P/4769/18/PRIOR
2017 Approved
2 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension: extending 6 metres beyond the original rear wall 3.505 Metr…
P/3849/17/PRIOR
2017 Approved
2 Kenton Lane, Harrow, HA3 8TX
Single storey side to rear extension: extending 6 metres beyond the original rear wall 3…
P/3092/17/PRIOR
2017 Approved
2 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension: extending 6 metres beyond the original rear wall 3.505 Metr…
P/3093/17/PRIOR
2017 Approved
36 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension: extending 6 metres beyond the original rear wall 3.2 Metres…
P/2151/17/PRIOR
2017 Approved
36 Kenton Lane, Harrow, HA3 8TX
Withdrawn - single storey rear extension: extending 3 / 3.2 Metres beyond the original re…
P/1932/17/PRIOR
2016 Approved
2 Kenton Lane, Harrow, HA3 8TX
Single and two storey side to rear extension; front porch (demolition of garage)
P/3388/16
2016 Approved
3 Kenton Lane, Harrow, HA3 8TU
Canopy at rear (retrospective)
P/0149/16/4983
2016 Approved
2 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension: extending 6 metres beyond the original rear wall 4 metres m…
P/3473/16
2016 Approved
3 Kenton Lane, Harrow, HA3 8TU
Canopy at rear (retrospective)
P/0149/16
2016 Approved
24 Kenton Lane, Harrow, HA3 8TX
Single storey rear extension: extending 3.91 Metres beyond the original rear wall 2.77 Me…
P/0192/16
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.

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.