Postcode record · Harrow
HA3 7PU.
HA3 7PU has 22 known premises and 27 planning records — 19 approved of 27 decided (70.4%). 8 EPC records.
Postcode HA3 7PU · boundary not held, centred on the postcodeApprovedRefusedOther27 on the map — every match
At a glance · this postcodeHarrow profile →
22
Premises
known addresses (UPRNs)
27
Applications
27 decided
70.4%
Approval rate
19 approved · 6 refused
8
EPC records
ratings C 1 · D 4 · E 3
27
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?
HA3 7PU has 22 known premises and 27 planning records — 19 approved of 27 decided (70.4%). 8 EPC records.
Premises (18 of 22 shown)
Name
Details
UPRN 100021266260
UPRN 100021266262
UPRN 100021266264
UPRN 100021266266
UPRN 100021266268
UPRN 100021266270
UPRN 100021266272
UPRN 100021266274
UPRN 100021266276
UPRN 100021266278
UPRN 100021266260
UPRN 100021266262
UPRN 100021266264
Show all 10 rows
UPRN 100021266266
UPRN 100021266268
UPRN 100021266270
UPRN 100021266272
UPRN 100021266274
UPRN 100021266276
UPRN 100021266278
Planning
What happened?
27 planning applications across the postcode; 19 approved of 27 decided (70.4%). Latest 27 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Certificate of Lawful Development (Existing): C hange of use (Class C3) into House of multiple Occupancy (HMO) for up to 6 people (Class C4)
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Certificate of Lawful Development Existing
Withdrawn
2024-09-17
Single storey side extension; Detached outbuilding at rear
8 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Householder
Approved
2019-03-25
Single storey side extension; Detached outbuilding at rear
8 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Householder
Refused
2018-11-26
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 2.74 metres maximum height, 2.6 metres high to the eaves
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Prior Notification - Larger Home Extension
Approved
2016-10-27
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 4 metres maximum height, 3 metres high to the eaves
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Prior Notification - Larger Home Extension
Refused
2016-09-28
Alterations to roof to form end gable with window in side to create habitable roofspace; rear dormer and rooflights in front roofslope; single storey front extension incorporating front porch and single storey side to rear extension; conservatory at rear
22 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Householder
Approved
2016-08-12
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 4 metres maximum height, 3 metres high to the eaves
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Prior Notification - Larger Home Extension
Refused
2016-05-06
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): ALTERATIONS TO ROOF TO FORM END GABLE REAR DORMER INSERTION OF TWO ROOFLIGHTS IN FRONT ROOFSLOPE AND WINDOW IN SIDE; EXTENSION OF THE SOIL AND VENT PIPE AT THE REAR
26 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Certificate of Lawful Development Existing
Approved
2012-11-13
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): ALTERATIONS TO ROOF TO FORM END GABLE; REAR DORMER; INSERTION OF THREE ROOFLIGHTS IN FRONT ROOFSLOPE.
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Certificate of Lawful Development Existing
Approved
2012-04-10
SINGLE STOREY SIDE TO REAR EXTENSION
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Householder
Approved
2012-04-10
Certificate of Lawful Development (Existing): C hange of use (Class C3) into House of multiple Occupancy (HMO) for up to 6 people (Class C4)
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Withdrawn
2024-09-17
More
Certificate of Lawful Development Existing
Single storey side extension; Detached outbuilding at rear
8 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Approved
2019-03-25
More
Householder
Single storey side extension; Detached outbuilding at rear
8 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Refused
2018-11-26
More
Householder
Show all 10 rows
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 2.74 metres maximum height, 2.6 metres high to the eaves
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Approved
2016-10-27
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 4 metres maximum height, 3 metres high to the eaves
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Refused
2016-09-28
More
Prior Notification - Larger Home Extension
Alterations to roof to form end gable with window in side to create habitable roofspace; rear dormer and rooflights in front roofslope; single storey front extension incorporating front porch and single storey side to rear extension; conservatory at rear
22 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Approved
2016-08-12
More
Householder
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 4 metres maximum height, 3 metres high to the eaves
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Refused
2016-05-06
More
Prior Notification - Larger Home Extension
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): ALTERATIONS TO ROOF TO FORM END GABLE REAR DORMER INSERTION OF TWO ROOFLIGHTS IN FRONT ROOFSLOPE AND WINDOW IN SIDE; EXTENSION OF THE SOIL AND VENT PIPE AT THE REAR
26 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Approved
2012-11-13
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): ALTERATIONS TO ROOF TO FORM END GABLE; REAR DORMER; INSERTION OF THREE ROOFLIGHTS IN FRONT ROOFSLOPE.
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Approved
2012-04-10
More
Certificate of Lawful Development Existing
SINGLE STOREY SIDE TO REAR EXTENSION
6 Grasmere Gardens, Harrow Weald, Harrow, HA3 7PU · premises record
Approved
2012-04-10
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 27 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent27 applications and 27 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy8 EPC records; ratings C: 1, D: 4, E: 3.
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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.