9 Mount Stewart Avenue, Harrow, HA3 0JR Data via plota.co.uk

Decided 25/1862
Appeal
Dismissed · 9 Jan 2026 · Written Representations · Inspectorate case 3375762 ↗
Council
Brent 5.7/10
Date received
23 Jun 2025
Date validated
14 Jul 2025
Postcode
HA3 0JR

Description

Proposed replacement of roof tiles to dwellinghouse roof and front porch Data via plota.co.uk

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Last checked

Site constraints 5

Mount Stewart 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.
Council document ↗
2 Article 4 directions
Mount Stewart · Article 4 for HMOs. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Brent 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 Brent built-up area; Public transport access: PTAL 1a (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 15 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 £825,000 in June 2020. Detached house, freehold.

26 June 2020£825,000

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

Building

Floor area152 m² (1,636 sq ft)
Energy ratingE (51 out of 100), could reach C
PropertyDetached 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 January 2020, 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

14 Oct 2026Pending

5 Mount Stewart Avenue, Harrow, HA3 0JR

Demolition of existing 2x side sheds and erection of single storey rear extensio...

26/2550
13 Aug 2026Approved

28 Mount Stewart Avenue, Harrow, HA3 0JP

Non-material amendment to condition 2 (approved drawings and/or documents) to al...

26/2108
11 Aug 2026Approved

24 Mount Stewart Avenue, Harrow, HA3 0JP

Crown reduce Pine Tree located in clients back garden to the following specifica...

26/2036
9 Jul 2026Approved

22 Mount Stewart Avenue, Harrow, HA3 0JP

1x willow repollard (reduction back to previous points by approx 3m ) 2x conifer...

26/1696

Nearby new applications

14 Oct 2026Pending

5 Mount Stewart Avenue, Harrow, HA3 0JR

Demolition of existing 2x side sheds and erection of single storey rear extensio...

26/2550
9 Oct 2026Pending

28 Aston Avenue, Harrow, HA3 0DB

Proposed installation of a boundary wall and hardstanding to front garden of the...

26/2508
9 Oct 2026Pending

10 Ilmington Road, Harrow, HA3 0NH

Demolition of side garage & utility room and proposed two-storey side to rear ex...

26/2554
7 Oct 2026Pending

20 Sheridan Gardens, Harrow, HA3 0JT

To reduce apple tree crown from approximately 4m in height to 3m and reduce widt...

26/2487
6 Oct 2026Pending

St Gregory's Catholic Science College, Donnington Road, Harrow, HA3 0NB

Full planning application for the demolition of the existing school buildings an...

26/2540
5 Oct 2026Pending

23 Woodcock Dell Avenue, Harrow, HA3 0PW

Prior approval for a single storey rear extension to dwellinghouse, in metres: E...

26/2510

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
30 Mount Stewart Avenue, Harrow, HA3 0JP
Demolition of existing shed and erection of single-storey plant room and outbuilding in r…
25/2715
2025 Refused
30 Mount Stewart Avenue, Harrow, HA3 0JP
Demolition of existing front porch and proposed erection of front porch extension to dwel…
25/2711
2025 Approved
30 Mount Stewart Avenue, Harrow, HA3 0JP
Proposed part front, rear and side extension to the first floor, rear dormer extension, a…
25/0498
2024 Approved
10 Mount Stewart Avenue, Harrow, HA3 0JP
Conversion of integral garage into habitable room with replacement of garage doors to dwe…
24/1179
2023 Refused
10 Mount Stewart Avenue, Harrow, HA3 0JP
Conversion of integral garage into habitable room with replacement of garage door with wi…
23/3670
2023 Approved
8 Mount Stewart Avenue, Harrow, HA3 0JP
1 x Pear to reduce to around 2m above ground level 1 x Bay to reduce by 1.8m and reshape…
23/1893
2023 Approved
14 Mount Stewart Avenue, Harrow, HA3 0JP
T1: Evergreen tree to front of property to be cut down to a manageable height
23/1734
2022 Approved
11 Mount Stewart Avenue, Harrow, HA3 0JR
Proposed single storey rear extension, retiling of roof and replacement of front door, al…
22/2317
2021 Approved
7 Mount Stewart Avenue, Harrow, HA3 0JR
Proposed demolition of existing garage, construction of single storey side extension for…
21/1394
2020 Approved
36 Mount Stewart Avenue, Harrow, HA3 0JP
Demolition of existing garage, erection of a single storey side to rear wrap around exten…
20/1437
2020 Refused
36 Mount Stewart Avenue, Harrow, HA3 0JP
Demolition of garage and erection of single storey rear and side extension and soft lands…
20/0544
2019 Approved
Mount Stewart Junior School, Mount Stewart Avenue, Harrow, HA3 0JR
Permanent retention of single storey modular building
19/3653
2019 Approved
2 Mount Stewart Avenue, Harrow, HA3 0JP
Proposed two storey side extension and front porch to dwellinghouse
19/2452
2019 Approved
18 Mount Stewart Avenue, Harrow, HA3 0JP
Demolition of existing single storey rear and side extension and erection of proposed sin…
19/1306
2017 Approved
22 Mount Stewart Avenue, Harrow, HA3 0JP
Proposed replacement of front facing windows from existing aluminium frames to proposed U…
17/5264
2025 Approved
30 Mount Stewart Avenue, Harrow, HA3 0JP
Variation of condition 2 (Approved drawings) to allow Installation of 1x side and 1x rear…
25/2712
2024 Approved
10 Mount Stewart Avenue, Harrow, HA3 0JP
Non material amendment (Replacement of side door with side window and side access door on…
24/1741
2022 Approved
2 Mount Stewart Avenue, Harrow, HA3 0JP
Details pursuant to condition 4 (materials) of Householder reference 19/2452 dated 18 Sep…
22/1870
2022 Approved
7 Mount Stewart Avenue, Harrow, HA3 0JR
Details pursuant to condition 5 (arbocultural impace assesment, method statement and tree…
22/0579
2021 Approved
2 Mount Stewart Avenue, Harrow, HA3 0JP
Details pursuant to condition 4 (materials) of Householder reference 19/2452 dated 18 Sep…
21/1557
2020 Refused
2 Mount Stewart Avenue, Harrow, HA3 0JP
Details pursuant to condition 4 (materials) of Householder reference 19/2452 dated 18 Sep…
20/4009
2020 Refused
2 Mount Stewart Avenue, Harrow, HA3 0JP
Details pursuant to condition 4 (materials) of Householder reference 19/2452 dated 18 Sep…
20/2778
2019
18 Mount Stewart Avenue, Harrow, HA3 0JP
Certificate of lawfulness for proposed conversion of garage into habitable room of dwelli…
19/3952
2018 Approved
22 Mount Stewart Avenue, Harrow, HA3 0JP
Details pursuant to condition 3 (landscaping) of planning permission reference 15/3734 da…
18/2299
2018 Refused
22 Mount Stewart Avenue, Harrow, HA3 0JP
Details pursuant to condition 3 (landscaping) of planning permission reference 15/3734 da…
18/1320
Brent
Planning Authority Score
5.7/10
Average
#113 of 296 councils
Relevant to this application:
Householder decisions

Brent is faster than most councils at deciding householder applications, ranking #91 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly less likely to be approved here (85%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Brent decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #269 of 296
85%
Householder approved
Below avg (90%) #247 of 296
73%
Decided in 8 weeks
Above avg (63%) #91 of 296
28%
Extended time limit
Below avg (41%) #42 of 296
53%
Minor dwellings approved
73 decided (1-9 homes)
85%
Major dwellings approved
13 decided (10+ homes)
54%
Change of use approved
193 decided
1,963
Total decisions
431 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.