3 Dennis Lane, Stanmore, Harrow, HA7 4JR Data via plota.co.uk

PL/2512/26 - Householder Pending Consideration
Extensions & alterations

Proposal

Installation of 1.3m brick wall and 2.9m fencing and trellis to rear boundary Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
23 Sept 2026
Decision
Expected by 18 Nov 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision around 18 Nov 2026, from Harrow's recent extensions.

Documents 2

Plans & drawings 1

PDF proposed & existing details Plans · 23 Sept 2026 View ↗

Application forms 1

PDF Application Form Redacted Application Form (Redacted) · 23 Sept 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 ↗
Local nature reserve about 79 m away: Stanmore Country Park
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
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; Green belt about 79 m away: London.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 24 September 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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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Other new applications on this street

11 Sept 2026Pending

63 Dennis Lane, Stanmore, Harrow, HA7 4JU

Redevelopment to provide two storey (4 bed) dwelling with lower ground floor lev...

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21 Aug 2026Pending

THE GARDEN HOUSE, 51 Dennis Lane, Stanmore, Harrow, HA7 4JU

Demolition and redevelopment to create a new two storey detached dwelling with a...

PL/2226/26
29 Apr 2026Approved

25 Dennis Lane, Stanmore, Harrow, HA7 4JS

TPO No. 520 Dennis Lane (no.1) Stanmore T11 Cypress (front, side boundary): Remo...

PL/1180/26

Nearby new applications

23 Sept 2026Pending

Slp Stanmore Law Practice, 51 - 53 The Broadway, Stanmore, Harrow, HA7 4DJ

Details pursuant to Condition 5 (cycle parking); Condition 6 (refuse and recycli...

PL/2513/26
23 Sept 2026Pending

STANMORE HALL Wood Lane, Stanmore, Harrow

Variation of Condition 2 (approved plans) attached to planning permission PL/318...

PL/2521/26
17 Sept 2026Pending

MARTINSELL Green Lane, Stanmore, Harrow, HA7 3AB

Installation of CCTV cameras and replacement windows to front elevation (retrosp...

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11 Sept 2026Pending

63 Dennis Lane, Stanmore, Harrow, HA7 4JU

Redevelopment to provide two storey (4 bed) dwelling with lower ground floor lev...

PL/2421/26
31 Jul 2026Pending

Slp Stanmore Law Practice, 51 - 53 The Broadway, Stanmore, Harrow, HA7 4DJ

Details pursuant to Condition 4 (Biodiverse green roof) attached to planning ref...

PL/2058/26
7 Sept 2026Pending

Land Rear Of 21 Church Road, Stanmore, Harrow, HA7 4AR

Details pursuant to condition 3 (materials) attached to planning permission PL/0...

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Important details

Council
Harrow
Application type
Householder
Postcode
HA7 4JR
Received
23 Sept 2026
Validated
23 Sept 2026
Ward
Stanmore
Case officer
Show
Target decision
18 Nov 2026
Decision level
Delegated decision
Applicant
Show
Agent
Roy Gladwell Design

Decision outlook

Day 11 of the 56-day target. Harrow usually decides extensions by day 56.

Day 1145 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
18 Nov 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2023 Refused
Naseems Ashiana, 7 Dennis Lane, Stanmore, Harrow, HA7 4JR
Installation of 1.5m high metal railing topped brick boundary wall; two 1.6m high brick p…
PL/0674/23
2023
Naseems Ashiana, 7 Dennis Lane, Stanmore, HA7 4JR
Installation of 1.8M high metal railing topped brick boundary wall; two 2m high brick pie…
P/2527/23
2023 Approved
Naseems Ashiana, 7 Dennis Lane, Stanmore, Harrow, HA7 4JR
Details pursuant to Conditions 4 (Hard and Soft Landscaping), 6 (Boundary Treatment), 7 (…
P/0292/23
2022 Approved
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
Details pursuant to condition 5 (construction method statement) attached to planning perm…
P/1083/22
2021 Approved
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
Details pursuant to Condition 7 (disposal of sewage); Condition 8 (disposal of surface wa…
P/4884/21
2021 Approved
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
Details pursuant to Condition 3 (materials); Condition 4 (levels); Condition 6 (tree prot…
P/4882/21
2022 Approved
56 Dennis Lane, Stanmore, Harrow, HA7 4JW
G5 Ash x 2 (front, left-hand side): Reduce back to previous (up to 30%) G1 Cypress group…
P/0320/22
2021 Refused
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
T1 Oak - Fell T2 Oak - Fell T3 Lawson cypress - Fell
P/0525/21
2021 Approved
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
Redevelopment to provide two storey dwellinghouse with habitable roofspace; enlargement o…
P/4011/21
2021 Approved
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
Redevelopment to provide two storey dwellinghouse with basement and habitable roofspace…
P/0888/21
2020 Approved
50 Dennis Lane, Stanmore, Harrow, HA7 4JW
Installation of air conditioning (AC) unit to side elevation (retrospective)
P/2828/20
2020 Approved
9 Dennis Lane, Stanmore, Harrow, HA7 4JR
Electronic communications notification: Installation of 9m high wooded carrier pole
P/0141/20
2019 Approved
Naseems Ashiana, 7 Dennis Lane, Stanmore, Harrow, HA7 4JR
Details pursuant to part Condition 2a) (materials) of planning permission P/0240/19 dated…
P/3037/19
2018 Withdrawn
Naseems Ashiana, 7 Dennis Lane, Stanmore, Harrow, HA7 4JR
Details pursuant to conditions 2b (ground surfacing) and 2c (boundary treatment) attached…
P/5697/18
2018 Approved
1 Dennis Lane, Stanmore, HA7 4JR
G1 pride of india (front garden left hand boundary closest to house): fell work required…
P/3076/18
2018 Approved
56 Dennis Lane, Stanmore, HA7 4JW
G1 oak (rear of 54 boundary with no.56): Crown reduce up to 30% to contain ash x 2 (rear…
P/0974/18
2018 Decided
54 Dennis Lane, Stanmore, HA7 4JW
Conservatory at rear; first floor rear extension
P/4422/17/5313
2018 Approved
50 Dennis Lane, Stanmore, Harrow, HA7 4JW
Details pursuant to Conditions 4 (Landscaping) and 16 (Ecological mitigation measures) at…
P/0220/18
2017 Approved
54 Dennis Lane, Stanmore, HA7 4JW
Conservatory at rear; first floor rear extension
P/4422/17
2017 Approved
40 Dennis Lane, Stanmore, HA7 4JW
First floor front to side extension; two storey lift shaft to other side; raised terrace…
P/1158/17
2016 Approved
50 Dennis Lane, Stanmore, HA7 4JW
Redevelopment to provide a two storey dwellinghouse with basement; refuse storage; parkin…
P/4715/16
2016 Approved
7 Dennis Lane, Stanmore, HA7 4JR
Redevelopment to provide two x two storey dwellinghouses with basements and habitable roo…
P/3454/16
2016 Approved
Naseems Ashiana, 7 Dennis Lane, Stanmore, HA7 4JR
Redevelopment to provide two x two storey dwellinghouses with basements and habitable roo…
P/1645/16
2021 Withdrawn
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
Variation of conditions 2 (approved plans) and 10 (basement protection) attached to plann…
P/3176/21
2021 Approved
13 Dennis Lane, Stanmore, Harrow, HA7 4JR
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED):Detached outbuilding at rear of house for us…
P/3113/21
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