112 Butler Road, West Harrow, Harrow, HA1 4DT Data via plota.co.uk

PL/1856/26 - Certificate of Lawful Development Proposed Approved
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
8 Jul 2026
✓
Approved
26 Aug 2026

Approved on 26 Aug 2026 · Delegated decision · Last checked 30 Sept 2026

Documents 2

Plans & drawings 1

PDF Existing and Proposed Drawings Plans · 24 Aug 2026 View ↗

Application forms 1

PDF Application Form Redacted Application Form (Redacted) · 8 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 4

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
1 listed building within 150 m; Inside the Harrow built-up area; Public transport access: PTAL 2 (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 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 3

Last sold for £505,000 in February 2021. Terraced house, freehold.

15 February 2021£505,000
16 August 2002£219,950
28 August 1998£127,500

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

Building

Floor area92 m² (990 sq ft)
Energy ratingC (69 out of 100), could reach B
PropertyMid-terrace house, 6 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in September 2014, 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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Important details

Council
Harrow
Application type
Certificate of Lawful Development Proposed
Postcode
HA1 4DT
Received
8 Jul 2026
Validated
8 Jul 2026
Ward
West Harrow
Case officer
Show
Target decision
2 Sept 2026
Decision
Grant
Decision date
26 Aug 2026
Decision level
Delegated decision
Applicant
Show
Agent
T R Harris (Design & Surveying Services) Ltd

How this decision compares

Decided in 49 days from validation, 7 days faster than Harrow's median of 56 for extensions. Approved, as 78% 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
2 Sept 2026

Historical activity at this location

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

This property

Previous applications at this address

2024 Approved
Certificate of Lawful Development (Proposed): Rear Dormer, Loft Conversion, 3 No. Rooflig…
PL/2376/24
2020 Approved
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer; juliette balcony; three roofli…
P/4220/20
Within ~100m

Nearby activity

2025
9 Heath Road, West Harrow, Harrow, HA1 4DA
Alterations to roof of rear extension to insert roof light
PL/2818/25
2025 Approved
27 Heath Road, West Harrow, Harrow, HA1 4DA
Single storey rear extension: 3.30 metres deep, 3.40 metres maximum height and 3.00 metre…
PL/1833/25
2025 Approved
S/o 179 Vaughan Road On Drury Road, West Harrow, HA1 4EG
Electronic communications notification: Installation of equipment cabinets
PL/1612/25
2024 Approved
10 Heath Road, West Harrow, Harrow, HA1 4DA
Single storey rear extension (Demolition of rear ground floor outrigger)
PL/3022/24
2024 Approved
175 Vaughan Road, West Harrow, Harrow, HA1 4EG
Single storey side extension, Relocation of front door to enclose front porch, External a…
PL/2631/24
2024 Approved
6 Heath Road, West Harrow, Harrow, HA1 4DA
Single storey rear extension; external alterations (demolition of rear extension and outb…
PL/1228/24
2023 Approved
6 Bowen Road, West Harrow, Harrow, HA1 4DB
Single storey rear extension
PL/0542/23
2023 Approved
173 Vaughan Road, West Harrow, Harrow, HA1 4EG
Single storey side extension; external alterations
P/2487/23
2023 Refused
6 Bowen Road, West Harrow, Harrow, HA1 4DB
Single storey rear extension
P/2430/23
2023 Approved
6 Heath Road, West Harrow, Harrow, HA1 4DA
Single storey rear extension; external alterations (demolition of rear extension and outb…
P/1126/23
2022 Approved
98 Butler Road, West Harrow, Harrow, HA1 4DT
Single storey rear extension; patio to rear (demolition of rear extension and shed)
P/2918/22
2022 Refused
29 Heath Road, West Harrow, Harrow, HA1 4DA
Construction of a two storey end of terrace dwelling (1 x 2 beds); parking; amenity space…
P/1938/22
2022 Withdrawn
98 Butler Road, West Harrow, Harrow, HA1 4DT
Single storey rear extension; patio to rear (demolition of rear extension and shed)
P/1448/22
2021 Approved
2 Heath Road, West Harrow, Harrow, HA1 4DA
Proposed vehicle access
P/2503/21
2021 Approved
32 Heath Road, West Harrow, Harrow, HA1 4DA
Single Storey Rear Extension: 3.48 metres deep, 3.70 metres maximum height, 2.60 metres h…
P/1699/21/PRIOR
2021 Approved
29 Heath Road, Harrow, HA1 4DA
Construction of a two storey end of terrace dwelling (1 x 2 beds); parking; amenity space…
P/0167/20/5839
2020 Approved
24 Drury Road, West Harrow, Harrow, HA1 4BY
Single Storey Rear Extension: 5.00 metres deep, 3.33 metres maximum height, 3.00 metres h…
P/0917/20/PRIOR
2020 Approved
29 Heath Road, Harrow, HA1 4DA
Construction of a two storey end of terrace dwelling (1 x 2 beds); parking; amenity space…
P/0167/20
2019 Approved
163 Vaughan Road, West Harrow, Harrow, HA1 4EG
Single Storey Rear Extension: 6 metres deep, 3 metres maximum height, 3 metres high to th…
P/5307/19/PRIOR
2019 Approved
18 Sumner Road, Harrow, HA1 4BU
Single storey rear extension: 5 metres deep 3.8 Metres maximum height 2.8 Metres high to…
P/0674/19/5581
2016 Approved
9 Heath Road, Harrow, HA1 4DA
Single storey rear extension: extending 6 metres beyond the original rear wall 4 metres m…
P/5164/16
2016 Withdrawn
22 Bowen Road, West Harrow, Harrow, HA1 4DE
Invalid
P/4800/16
2016 Approved
22 Heath Road, Harrow, HA1 4DA
Single storey rear extension: extending 3.61 Metres beyond the original rear wall 3 metre…
P/1989/16
2016 Approved
13 Heath Road, Harrow, HA1 4DA
Single storey rear extension: extending 6 metres beyond the original rear wall 3.95 Metre…
P/1545/16
2016 Approved
3 Drury Road, Harrow, HA1 4BZ
Single storey rear extension
P/0900/16
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.