Postcode record · Hillingdon
HA4 9SN.
HA4 9SN has 25 known premises and 7 planning records — 5 approved of 6 decided (83.3%). 15 EPC records.
Postcode HA4 9SN · boundary not held, centred on the postcodeApprovedRefusedOther7 exact7 on the map — every match
At a glance · this postcodeHillingdon profile →
25
Premises
known addresses (UPRNs)
7
Applications
6 decided
83.3%
Approval rate
5 approved · 1 refused
15
EPC records
ratings B 1 · C 9 · D 5
7
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?
HA4 9SN has 25 known premises and 7 planning records — 5 approved of 6 decided (83.3%). 15 EPC records.
Premises (18 of 25 shown)
Name
Details
UPRN 768010498
UPRN 768012054
UPRN 10092984584
UPRN 10092984585
UPRN 100021458417
UPRN 100021458418
UPRN 100021458419
UPRN 100021458420
UPRN 100021458421
UPRN 100021458422
UPRN 768010498
UPRN 768012054
UPRN 10092984584
Show all 10 rows
UPRN 10092984585
UPRN 100021458417
UPRN 100021458418
UPRN 100021458419
UPRN 100021458420
UPRN 100021458421
UPRN 100021458422
Planning
What happened?
7 planning applications across the postcode; 5 approved of 6 decided (83.3%). Latest 7 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Conversion of roofspace to habitable use to include a rear dormer, 2 front rooflights and conversion of roof from hip to gable end with a new gable end window and single storey rear extension (Application for a Certificate of Lawful Development for a Proposed Development)
6 DOLLIS CRESCENT RUISLIP MIDDX · premises record
Agent N & C SPENCER & MURPHY · Officer Charlotte Spencer
Planning Application
Approved
2020-04-07
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3 metres, and for which the height of the eaves would be 3 metres
6 DOLLIS CRESCENT RUISLIP MIDDX · premises record
Agent Mr Mark Hatton M.H. Design and Planning · Officer Charlotte Spencer
Planning Application
Approved
2020-01-30
Two storey building to allow for a self-contained studio and car port with associated amenity space, involving demolition of existing garages.
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Planning Application
Refused
2017-01-27
Details pursuant to conditions 3 (Materials) and 6 (Sustainable Water Management) of planning permission Ref: 45159/APP/2015/4405 dated 25/01/2016 (Two storey building to provide 2 x 2 bed self-contained flats with habitable roofspace, 3 x rear rooflights, associated parking and landscaping works in
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Agent Mr Patrick McHugh Church Gardens Church Hill Harefield UB9 · Officer Liz Arnold
Planning Application
Approved
2016-09-12
Two storey, 1-bed self-contained flat with associated parking and amenity space, involving demolition of existing garages.
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Planning Application
Withdrawn
2016-07-22
Two storey building to provide 2 x 2 bed self-contained flats with habitable roofspace, 3 x rear rooflights, associated parking and landscaping works involving demolition of 9 existing garages
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Planning Application
Approved
2015-12-01
Two storey building to provide 2 x 2 bed self-contained flats with associated parking and landscaping works involving demolition of 9 existing garages
GARAGES ADJACENT TO 29-33 DOLLIS CRESCENT RUISLIP · premises record
Planning Application
Approved
2015-02-12
Conversion of roofspace to habitable use to include a rear dormer, 2 front rooflights and conversion of roof from hip to gable end with a new gable end window and single storey rear extension (Application for a Certificate of Lawful Development for a Proposed Development)
6 DOLLIS CRESCENT RUISLIP MIDDX · premises record
Agent N & C SPENCER & MURPHY · Officer Charlotte Spencer
Approved
2020-04-07
More
Planning Application
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3 metres, and for which the height of the eaves would be 3 metres
6 DOLLIS CRESCENT RUISLIP MIDDX · premises record
Agent Mr Mark Hatton M.H. Design and Planning · Officer Charlotte Spencer
Approved
2020-01-30
More
Planning Application
Two storey building to allow for a self-contained studio and car port with associated amenity space, involving demolition of existing garages.
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Refused
2017-01-27
More
Planning Application
Show all 7 rows
Details pursuant to conditions 3 (Materials) and 6 (Sustainable Water Management) of planning permission Ref: 45159/APP/2015/4405 dated 25/01/2016 (Two storey building to provide 2 x 2 bed self-contained flats with habitable roofspace, 3 x rear rooflights, associated parking and landscaping works in
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Agent Mr Patrick McHugh Church Gardens Church Hill Harefield UB9 · Officer Liz Arnold
Approved
2016-09-12
More
Planning Application
Two storey, 1-bed self-contained flat with associated parking and amenity space, involving demolition of existing garages.
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Withdrawn
2016-07-22
More
Planning Application
Two storey building to provide 2 x 2 bed self-contained flats with habitable roofspace, 3 x rear rooflights, associated parking and landscaping works involving demolition of 9 existing garages
ADJACENT T0 29 & 33 DOLLIS CRESCENT RUISLIP · premises record
Approved
2015-12-01
More
Planning Application
Two storey building to provide 2 x 2 bed self-contained flats with associated parking and landscaping works involving demolition of 9 existing garages
GARAGES ADJACENT TO 29-33 DOLLIS CRESCENT RUISLIP · premises record
Approved
2015-02-12
More
Planning Application
Building control
Building-control records are not yet collected for Hillingdon — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 25 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 25 of 25 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 25 of 25 premises. Some normally permitted changes may require planning permission.
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 7 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Agent on 4 applications
Agent on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 5 applications
Case officer on 2 applications
Agent on 4 applications
Agent on 1 application
Agent on 1 application
Show all 6 rows
Agent on 1 application
Case officer on 5 applications
Case officer on 2 applications
Development
What could it become?
Planning precedent7 applications and 7 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings B: 1, C: 9, D: 5.
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.
5 intent signals recorded in this postcode
Repeat sale · Price decline · Long hold
Subscribe to see the signals →Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.