20 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE

Pending PL/0045/26
Extensions & alterations
Council
Harrow 5.4/10
Date received
5 Jan 2026
Postcode
HA5 4QE

Description

Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.70 metres high to the eaves

Get alerts nearby Council site ↗

Other new applications on this street

20 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE

Single storey side extension incorporating garage; external alterations (demolit...

PL/1097/26 - 28 Apr 2026

72 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QQ

Single storey side infill extension; single storey side to rear extension with b...

PL/0877/26 - 30 Mar 2026

20 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE

Single storey rear extension: 6.00 metres deep, 2.99 metres maximum height and 2...

PL/0388/26 - 9 Feb 2026

Garage Adj To 71 Sylvia Avenue, Hatch End, Harrow,

Details pursuant to condition 8 (fire safety) attached to planning permission P/...

PL/0323/26 - 2 Feb 2026

Nearby new applications

LOWER ORCHARD Westfield Park, Hatch End, Pinner, Harrow, HA5 4JJ

Conversion of garages to habitable rooms, Single storey rear extension, Roof lig...

PL/1271/26 - 4 Jun 2026

92 Hillview Road, Hatch End, Pinner, Harrow, HA5 4PE

Front porch; Installation of solar panels to front side and rear roof slopes

PL/1360/26 - 28 May 2026

64 The Avenue, Hatch End, Pinner, Harrow, HA5 4HA

Non-Material amendment to planning permission PL/1365/25 dated 26/09/2025 to alt...

PL/1039/26 - 23 May 2026

5, CLAIRE COURT Westfield Park, Hatch End, Pinner, Harrow, HA5 4LB

Electronic Communications Notification: Replacement of 3 No. antennas and ancill...

PL/1185/26 - 5 May 2026

1 Cherry Croft Gardens, Hatch End, Pinner, Harrow, HA5 4JU

TPO No. 80 known as Westfield Park (No.1) Hatch End T16 - Hornbeam - Crown reduc...

PL/0300/26 - 30 Apr 2026

20 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE

Single storey side extension incorporating garage; external alterations (demolit...

PL/1097/26 - 28 Apr 2026

Historical activity at this location

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

This property

Previous applications at this address

2025
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.70 metre…
PL/2807/25
Within ~100m

Nearby activity

2025 Approved
69 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Single storey side extension; single storey rear extension; alterations and extension to…
PL/2299/25
2024 Approved
71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Single storey rear infill extension; First floor side extension; External alterations
PL/2241/24
2024 Approved
50 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Single storey rear extension: 4.00 metres deep, 3.70 metres maximum height and 2.50 metre…
PL/2230/24
2024 Refused
71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Single storey rear infill extension; first floor side extension; external alterations
PL/1277/24
2023 Refused
28 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
First floor side and rear extensions; alterations to rear dormer; external alterations
P/2497/23
2023 Approved
59 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Single storey side to rear extension
P/1437/23
2023 Approved
Grimsdyke School Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Two storey infill extension
P/0814/23
2022 Approved
26 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Single storey side to rear extension (Demolition of detached garage at side and single st…
P/2886/22
2022 Approved
62 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Single storey side to rear extension (Demolition of attached garage at side and rear cons…
P/2618/22
2022 Approved
22 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Front porch; single storey side to rear extension; external alterations (demolition of at…
P/2383/22
2022 Approved
Storage, Builders Adjacent 71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Redevelopment to provide two storey detached dwelling (3 bed) ; parking; Refuse and cycle…
P/1776/22
2022 Approved
Storage, Builders Adjacent 71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Details pursuant to condition 9 (Construction Traffic Management Plan) attached to planni…
P/0633/22
2021 Approved
Storage, Builders Adjacent 71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Details pursuant to conditions 3 (materials), 4 (disposal of sewage), 5 (disposal of surf…
P/3663/21
2021 Withdrawn
Storage, Builders Adjacent 71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
INVALID - Redevelopment to provide two storey detached (3 bed) dwelling; parking; bin and…
P/0697/21
2020 Approved
44 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Single storey rear extension: 6.00 metres deep, 3.50 metres maximum height and 2.55 metre…
P/4183/20/PRIOR
2020 Approved
36 Sylvia Avenue, Pinner, HA5 4QE
Single storey rear extension and associated works
FP/00768/2020
2020 Approved
36 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Single storey rear extension; external alterations
P/1264/20
2020 Approved
18 Sylvia Avenue, Pinner, HA5 4QE
Single storey side extension: raised patio at rear
P/0292/20
2019 Approved
18 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QE
Single Storey Rear Extension: 6 metres deep, 3 metres maximum height, 2.85 metres high to…
P/2453/19/PRIOR
2019 Approved
Storage, Builders Adjacent 71 Sylvia Avenue, Hatch End, Pinner, Harrow, HA5 4QN
Redevelopment to provide two storey detached (3 bed) dwelling; parking; bin and cycle sto…
P/0751/19
2017 Approved
Grimsdyke First And Middle School, Sylvia Avenue, Pinner, HA5 4QE
Installation of electricity substation (retrospective)
P/0860/17
2017 Approved
4 Sylvia Avenue, Pinner, HA5 4QE
Single and two storey side extension; hardsurfacing to front garden
P/1351/17
2016 Approved
4 Sylvia Avenue, Pinner, HA5 4QE
Single and two storey side extension; hardsurfacing to front garden
P/4732/16
2016 Approved
38 Sylvia Avenue, Pinner, HA5 4QE
Single storey rear extension: extending 4.5 Metres beyond the original rear wall 3.98 Met…
P/3685/16
2016 Approved
61 Sylvia Avenue, Pinner, HA5 4QN
Side dormer and insertion of two rooflights in side roofslope
P/2693/16
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