1 Chartley Avenue, Stanmore, Harrow, HA7 3RA

Pending PL/1136/26 - Householder
Extensions & alterations
Council
Harrow 5.4/10
Date received
23 May 2026
Postcode
HA7 3RA
Type
Householder

Description

Single storey side extension (Demolition of detached garage)

Get alerts nearby Council site ↗

Other new applications on this street

34 Chartley Avenue, Stanmore, Harrow, HA7 3QZ

Single storey rear extension; alterations to foor to form end gable and enlargem...

PL/0597/26 - 23 Mar 2026

28 Chartley Avenue, Stanmore, Harrow, HA7 3QZ

Single and two storey side to rear extensions (Demolition of detached garage)

PL/2743/25 - 26 Jan 2026

Nearby new applications

9 Masefield Avenue, Stanmore, Harrow, HA7 3LU

Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3...

PL/1428/26 - 5 Jun 2026

5 White Orchards, Stanmore, Harrow, HA7 3NN

TPO No. 113 Uxbridge Road (No.2) Stanmore T10 (T1) Willow (rear garden left boun...

PL/0544/26 - 4 Jun 2026

20 Richmond Gardens, Harrow Weald, Harrow, HA3 6AJ

TPO No. 127 Wilsmere Drive (No.1) Harrow Weald T1 (G2) Oak (rear of Wilsmere Hou...

PL/3130/25 - 29 May 2026

37 Masefield Avenue, Stanmore, Harrow, HA7 3LU

Certificate of Lawful Development (Proposed): Change of use from Dwellinghouses ...

PL/0460/26 - 23 May 2026

Bentley Wood High School, Clamp Hill, Stanmore, Harrow, HA7 3JW

Certificate of Lawful Development (Proposed): Demolition and redevelopment of Mu...

PL/0875/26 - 23 May 2026

3 Old Lodge Way, Stanmore, Harrow, HA7 3AR

Outbuilding at rear for use incidental to main dwelling

PL/1085/26 - 23 May 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

2025
Relocation of main entrance from side elevation to front; single storey side extension (D…
PL/3361/25
2020 Approved
Alterations to roof to form end gable and rear dormer; Single storey side to rear extensi…
P/3182/20
Within ~100m

Nearby activity

2024 Approved
4 Fortnums Acre, Stanmore, Harrow, HA7 3NU
Single storey front extension; re-location of main entrance; conversion of garage to habi…
PL/0428/24
2023 Approved
19 Chartley Avenue, Stanmore, Harrow, HA7 3RA
Single storey rear extension
PL/0932/23
2022 Approved
42 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
Details purusant to Conditions 3 (Materials), 4 (Levels), 5 (Construction Logistics Plan)…
P/1578/22
2022 Approved
3 Fortnums Acre, Stanmore, Harrow, HA7 3NU
Single storey side extension; single storey rear infill extension; conversion of garage t…
P/4203/22
2022 Approved
3 Fortnums Acre, Stanmore, Harrow, HA7 3NU
Single storey side extension; single storey rear infill extension; conversion of garage t…
P/2867/22
2022 Refused
26 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
Single storey side extension (Demolition of attached store at side)
P/1743/22
2022
42 Chartley Avenue, Stanmore, HA7 3QZ
Redevelopment to provide one pair of two storey semI detached dwellings; proposed vehicle…
P/2912/21/6010
2021 Approved
42 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
Redevelopment to provide two storey (5 bed) dwelling; proposed vehicle access; landscapin…
P/4713/21
2021 Refused
42 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
Redevelopment to provide one pair of two storey semi detached dwellings; proposed vehicle…
P/2912/21
2021 Refused
42 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
Redevelopment to provide one pair of two storey semi detahced dwellings; proposed vehicle…
P/1312/21
2020 Approved
42 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
Outline for Access Only: Detached two storey dwellinghouse at land to side of No.42 (Demo…
P/1346/20
2020 Approved
33 Chartley Avenue, Stanmore, HA7 3RA
Relocation of main entrance from side to front elevation; single storey side to rear exte…
P/0447/20
2019 Refused
33 Chartley Avenue, Stanmore, Harrow, HA7 3RA
Relocation of main entrance from side to front elevation; single storey side to rear exte…
P/4129/19
2017 Approved
8 Chartley Avenue, Stanmore, HA7 3QZ
Single storey rear extension (demolition of conservatory)
P/1161/17
2017 Withdrawn
8 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
INVALID
P/0916/17
2016 Approved
5 Chartley Avenue, Stanmore, HA7 3RA
Single storey side to rear extension
P/5751/16
2016 Approved
46 Chartley Avenue, Stanmore, HA7 3QZ
Single storey side extension
P/4498/16
2016 Approved
6 Chartley Avenue, Stanmore, HA7 3QZ
Single and two storey side to rear extension; single storey rear extension (demolition of…
P/3781/16
2016 Withdrawn
46 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
INVALID
P/4563/16
2016 Approved
46 Chartley Avenue, Stanmore, HA7 3QZ
First floor side and rear extension; single and two storey rear extension; external alter…
P/3084/16
2016 Approved
46 Chartley Avenue, Stanmore, HA7 3QZ
First floor side and rear extension; single storey rear extension; external alterations (…
P/3082/16
2016 Approved
6 Chartley Avenue, Stanmore, HA7 3QZ
Single and two storey side to rear extension; single storey rear extension (demolition of…
P/2329/16
2016 Withdrawn
46 Chartley Avenue, Stanmore, Harrow, HA7 3QZ
P/3152/16
2023 Approved
31 Chartley Avenue, Stanmore, Harrow, HA7 3RA
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Alterations and extension to roof to create…
P/1234/23
2020 Approved
11 Chartley Avenue, Stanmore, HA7 3RA
Certificate of lawful development (proposed): rear dormer
P/0291/20
Harrow
Planning Authority Score
5.4/10
Average
#125 of 292 councils
Relevant to this application:
Householder decisions

Harrow is faster than most councils at deciding householder applications, ranking #88 out of 292. 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 performance
Based on MHCLG data, 2025
78%
Overall approval rate
Below avg (87%) #270 of 292
83%
Householder approved
Below avg (90%) #255 of 292
74%
Decided in 8 weeks
Above avg (64%) #88 of 292
31%
Extended time limit
Below avg (40%) #60 of 292
49%
Minor dwellings approved
136 decided (1-9 homes)
100%
Major dwellings approved
4 decided (10+ homes)
54%
Change of use approved
24 decided
1,316
Total decisions
287 refused in 2025
Source: MHCLG planning statistics · See full council rankings