Postcode record · Harrow
HA2 8SY.
HA2 8SY has 33 known premises and 32 planning records — 17 approved of 24 decided (70.8%). 18 EPC records.
Postcode HA2 8SY · boundary not held, centred on the postcodeApprovedRefusedOther32 on the map — every match
At a glance · this postcodeHarrow profile →
33
Premises
known addresses (UPRNs)
32
Applications
24 decided
70.8%
Approval rate
17 approved · 7 refused
45 days
Median decision time
average 59 days · 30 dated decisions
18
EPC records
ratings C 2 · D 13 · E 2 · G 1
32
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
HA2 8SY has 33 known premises and 32 planning records — 17 approved of 24 decided (70.8%). 18 EPC records.
Premises (18 of 33 shown)
Name
Details
UPRN 100021256658
UPRN 100021256660
UPRN 100021256662
UPRN 100021256664
UPRN 100021256666
UPRN 100021256668
UPRN 100021256670
UPRN 100021256672
UPRN 100021256674
UPRN 100021256676
UPRN 100021256658
UPRN 100021256660
UPRN 100021256662
Show all 10 rows
UPRN 100021256664
UPRN 100021256666
UPRN 100021256668
UPRN 100021256670
UPRN 100021256672
UPRN 100021256674
UPRN 100021256676
Planning
What happened?
32 planning applications across the postcode; 17 approved of 24 decided (70.8%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey side to rear extension
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Householder
Approved
2025-10-17
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Prior Notification - Larger Home Extension
Refused
2025-08-26
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Prior Notification - Larger Home Extension
Not required
2025-08-26
Certificate of Lawful Proposed Development: Single storey side extension. Hip to gable end roof alteration and rear dormer.
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Certificate of Lawful Development Proposed
Approved
2025-07-21
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Prior Notification - Larger Home Extension
Refused
2025-07-04
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
70 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Mehdi Rezaie
Prior Notification - Larger Home Extension
Not required
2024-09-27
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Agnes Wanja
Prior Notification - Larger Home Extension
Not required
2022-09-30
Single storey rear extension: 6.00 metres deep, 3.55 metres maximum height and 3.00 metres high to the eaves
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer MOR Morgan Roberts
Prior Notification - Larger Home Extension
Refused
2022-08-17
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear dormer with juliette balcony, insertion of four rooflights in front roofslope and window in side of end gable
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer MOR Morgan Roberts
Certificate of Lawful Development Existing
Approved
2022-08-17
Detached outbuilding at rear for use as Gym/playroom
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer MOR Morgan Roberts
Householder
Approved
2022-08-17
Single storey side to rear extension
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Approved
2025-10-17
More
Householder
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Refused
2025-08-26
More
Prior Notification - Larger Home Extension
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Not required
2025-08-26
More
Prior Notification - Larger Home Extension
Show all 10 rows
Certificate of Lawful Proposed Development: Single storey side extension. Hip to gable end roof alteration and rear dormer.
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Approved
2025-07-21
More
Certificate of Lawful Development Proposed
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
102 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Marcus Boddy
Refused
2025-07-04
More
Prior Notification - Larger Home Extension
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
70 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Mehdi Rezaie
Not required
2024-09-27
More
Prior Notification - Larger Home Extension
Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer Agnes Wanja
Not required
2022-09-30
More
Prior Notification - Larger Home Extension
Single storey rear extension: 6.00 metres deep, 3.55 metres maximum height and 3.00 metres high to the eaves
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer MOR Morgan Roberts
Refused
2022-08-17
More
Prior Notification - Larger Home Extension
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear dormer with juliette balcony, insertion of four rooflights in front roofslope and window in side of end gable
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer MOR Morgan Roberts
Approved
2022-08-17
More
Certificate of Lawful Development Existing
Detached outbuilding at rear for use as Gym/playroom
76 Carlyon Avenue, South Harrow, Harrow, HA2 8SY · premises record
Officer MOR Morgan Roberts
Approved
2022-08-17
More
Householder
Building control
Building-control records are not yet collected for Harrow — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
No mapped designation intersects a premises point in this postcode in the current build. Open any premises above for its own designation record.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 5 applications
Case officer on 5 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 5 applications
Case officer on 5 applications
Case officer on 2 applications
Show all 10 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent32 applications and 32 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy18 EPC records; ratings C: 2, D: 13, E: 2, G: 1.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
Planning Atlas ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
12 intent signals recorded in this postcode
Charge registered · Repeat sale · EPC F/G · Long hold · HMO licensed
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.