71 Old Church Lane, Stanmore, Harrow, HA7 2RG Data via plota.co.uk

PL/2501/26 - Prior Notification - Larger Home Extension Pending Consideration
Extensions & alterations

Proposal

Single storey rear extension: 6.00 metres deep, 3.40 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
22 Sept 2026
Decision
Expected by 3 Nov 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision around 17 Nov 2026, from Harrow's recent extensions.

Documents 3

Plans & drawings 2

PDF Proposed & existing floor plans & elevations Plans · 23 Sept 2026 View ↗ PDF Location plan Plans · 23 Sept 2026 View ↗

Application forms 1

PDF Application Form Application Form (Redacted) · 24 Sept 2026 View ↗

All documents on the council site ↗

Site constraints 3

Archaeological priority area: (along Old Church Lane, Stanmore)
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
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.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 24 September 2026. Historic England, the Environment Agency, Natural England 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.

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Important details

Council
Harrow
Application type
Prior Notification - Larger Home Extension
Postcode
HA7 2RG
Received
22 Sept 2026
Validated
22 Sept 2026
Ward
Belmont
Case officer
Show
Target decision
3 Nov 2026
Decision level
Delegated decision
Applicant
Show
Agent
Show

Decision outlook

Day 12 of the 56-day target. Harrow usually decides extensions by day 56.

Day 1244 days to the 56-day target
84%decided within 8 weeks
78%approved
1,672decided 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
3 Nov 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
12 Barn Crescent, Stanmore, Harrow, HA7 2RY
Single storey rear extension with two roof lanterns; alterations to raise roof of existin…
PL/1751/25
2024 Refused
12, Savernake Court Wolverton Road, Stanmore, Harrow, HA7 2RA
Creation of two storey detached (3 bed) dwelling; landscaping; parking
PL/0898/24
2023
12, Savernake Court Wolverton Road, Stanmore, HA7 2RA
Erection of two storey (4 bed) dwelling with habitable roofspace; proposed vehicle access…
P/2937/22/6217
2023 Approved
81 Old Church Lane, Stanmore, Harrow, HA7 2RG
Single storey side infill extension; first floor extension to create additional habitable…
P/0875/23
2022 Refused
81 Old Church Lane, Stanmore, Harrow, HA7 2RG
Single storey side infill extension; first floor extension to create additional habitable…
P/4267/22
2023 Approved
14 Lindeth Close, Stanmore, Harrow, HA7 2RQ
G4 (T1 - T3) Lime x 3 (fronting Old Church Lane): Crown Reduce by approximately 2m back t…
P/0185/23
2022 Refused
12, Savernake Court Wolverton Road, Stanmore, Harrow, HA7 2RA
Erection of two storey (4 bed) dwelling with habitable roofspace; proposed vehicle access…
P/2937/22
2021 Approved
6, Savernake Court Wolverton Road, Stanmore, Harrow, HA7 2RA
Single storey rear extension (demolition of conservatory)
P/3615/21
2021 Approved
1, Savernake Court Old Church Lane, Stanmore, Harrow, HA7 2RJ
Single storey side to rear extension; installation of front to side canopy; external alte…
P/1357/21
2020 Approved
4, Savernake Court Old Church Lane, Stanmore, Harrow, HA7 2RJ
Single storey side to rear extension; pitched roof over existing side extension; extrnal…
P/3814/20
2019 Withdrawn
5, Savernake Court Wolverton Road, Stanmore, Harrow, HA7 2RA
INVALID
P/4670/19
2019 Approved
44 Old Church Lane, Stanmore, Harrow, HA7 2RH
Details pursuant to condition 4 (materials) attached to planning permission P/1754/19 dat…
P/3528/19
2019 Withdrawn
44 Old Church Lane, Stanmore, Harrow, HA7 2RH
single storey extension to the side of the house doubt storey extension to the rear of th…
P/3558/19
2019 Approved
44 Old Church Lane, Stanmore, HA7 2RH
Single storey side to rear extension; single and two storey rear extension; rooflights in…
P/1754/19
2018 Withdrawn
44 Old Church Lane, Stanmore, Harrow, HA7 2RH
Single Storey Rear Extension: 8 metres deep, 3 metres maximum height, 3 metres high to th…
P/5508/18/PRIOR
2018 Approved
7 Barn Crescent, Stanmore, HA7 2RY
Front porch (retrospective)
P/4057/18
2018 Approved
44 Old Church Lane, Stanmore, HA7 2RH
Single storey rear extension: 8 metres deep 3 metres maximum height 3 metres high to the…
P/5005/18/PRIOR
2018 Refused
44 Old Church Lane, Stanmore, Harrow, HA7 2RH
Single Storey Rear Extension: 8 metres deep, 3 metres maximum height, 3 metres high to th…
P/4844/18/PRIOR
2016 Approved
3 Barn Crescent, Stanmore, HA7 2RY
Enlargement of front porch; alterations to roof to raise ridge height over front first fl…
P/5915/16
2016 Approved
3 Barn Crescent, Stanmore, HA7 2RY
Single and two storey rear extension
P/2846/16
2016 Approved
73 Old Church Lane, Stanmore, HA7 2RG
Single storey rear extension: extending 6 metres beyond the original rear wall 4 metres m…
P/0919/16
2016 Approved
7 Barn Crescent, Stanmore, HA7 2RY
Single and two storey side and rear extensions
P/0338/16
2016 Approved
42 Old Church Lane, Stanmore, HA7 2RH
Works schedule tree nos. Shown in brackets) g6 (g3) 2 x black pine (rear garden l/hand si…
P/0169/16
2016 Withdrawn
3 Barn Crescent, Stanmore, Harrow, HA7 2RY
INVALID - First floor rear extension
P/1017/16
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