Postcode record · Bromley
SE9 4SN.
SE9 4SN has 32 known premises and 16 planning records — 12 approved of 16 decided (75%). 21 EPC records.
Postcode SE9 4SN · boundary not held, centred on the postcodeApprovedRefusedOther16 exact16 on the map — every match
At a glance · this postcodeBromley profile →
32
Premises
known addresses (UPRNs)
16
Applications
16 decided
75%
Approval rate
12 approved · 3 refused
21
EPC records
ratings C 1 · D 14 · E 6
16
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?
SE9 4SN has 32 known premises and 16 planning records — 12 approved of 16 decided (75%). 21 EPC records.
Premises (18 of 32 shown)
Name
Details
UPRN 100020431012
UPRN 100020431013
UPRN 100020431014
UPRN 100020431015
UPRN 100020431016
UPRN 100020431017
UPRN 100020431018
UPRN 100020431019
UPRN 100020431020
UPRN 100020431021
UPRN 100020431012
UPRN 100020431013
UPRN 100020431014
Show all 10 rows
UPRN 100020431015
UPRN 100020431016
UPRN 100020431017
UPRN 100020431018
UPRN 100020431019
UPRN 100020431020
UPRN 100020431021
Planning
What happened?
16 planning applications across the postcode; 12 approved of 16 decided (75%). Latest 16 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Hip to gable loft conversion with rear dormer (Lawful Development Certificate Proposed).
12 AVONDALE ROAD, MOTTINGHAM, LONDON, SE9 4SN · premises record
Lawful development: Proposed use
Approved
2025-07-10
Front porch extension, demolition of existing conservatory and construction of a single storey rear extension with raised patio to rear, and removal of tree
12 AVONDALE ROAD, MOTTINGHAM, LONDON, SE9 4SN · premises record
Householder planning permission
Approved
2025-07-10
Construction of single storey rear extension, elevational alterations and conversion of enlarged dwelling to form 2 no. residential flats (1 no. 2 bedroom flat and 1 no. 3 bedroom flat) with cycle and refuse storage. REVISED FLOOR PLANS RECEIVED
9 Avondale Road, Mottingham, London, SE9 4SN · premises record
Full planning permission
Refused
2025-02-04
Elevational alterations and change of use of dwellinghouse (Class C3) to House in Multiple Occupation 6 bedroom/6 person) (Class C4) with associated refuse and cycle storage. REVISED PLANS AND ADDITIONAL INFORMATION RECEIVED 7/11/24
9 Avondale Road, Mottingham, London, SE9 4SN · premises record
Applicant Mr Alex Deutsch · Agent Mr Richard Domenech
Full planning permission
Refused
2024-09-13
Single storey side extension
19 Avondale Road, Mottingham, London, SE9 4SN · premises record
Householder planning permission
Approved
2020-05-07
Proposed summer house to rear of gardenLAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)
37 Avondale Road, Mottingham, London, SE9 4SN · premises record
Lawful development: Proposed use
Approved
2018-11-23
Single storey side extension
25 Avondale Road, Mottingham, London, SE9 4SN · premises record
Householder planning permission
Approved
2017-03-21
Single storey side/rear extension LAWFUL DEVELOPMENT CERTIFICATE (Proposed).
25 Avondale Road, Mottingham, London, SE9 4SN · premises record
Lawful development: Proposed use
Withdrawn
2016-12-12
Single storey side/rear and first floor side/rear extensions and elevational alterations
37 Avondale Road, Mottingham, London, SE9 4SN · premises record
Householder planning permission
Approved
2015-11-05
Single storey side/rear and first floor side/rear extensions and elevational alterations
37 Avondale Road, Mottingham, London, SE9 4SN · premises record
Householder planning permission
Refused
2015-04-24
Hip to gable loft conversion with rear dormer (Lawful Development Certificate Proposed).
12 AVONDALE ROAD, MOTTINGHAM, LONDON, SE9 4SN · premises record
Approved
2025-07-10
More
Lawful development: Proposed use
Front porch extension, demolition of existing conservatory and construction of a single storey rear extension with raised patio to rear, and removal of tree
12 AVONDALE ROAD, MOTTINGHAM, LONDON, SE9 4SN · premises record
Approved
2025-07-10
More
Householder planning permission
Construction of single storey rear extension, elevational alterations and conversion of enlarged dwelling to form 2 no. residential flats (1 no. 2 bedroom flat and 1 no. 3 bedroom flat) with cycle and refuse storage. REVISED FLOOR PLANS RECEIVED
9 Avondale Road, Mottingham, London, SE9 4SN · premises record
Refused
2025-02-04
More
Full planning permission
Show all 10 rows
Elevational alterations and change of use of dwellinghouse (Class C3) to House in Multiple Occupation 6 bedroom/6 person) (Class C4) with associated refuse and cycle storage. REVISED PLANS AND ADDITIONAL INFORMATION RECEIVED 7/11/24
9 Avondale Road, Mottingham, London, SE9 4SN · premises record
Applicant Mr Alex Deutsch · Agent Mr Richard Domenech
Refused
2024-09-13
More
Full planning permission
Single storey side extension
19 Avondale Road, Mottingham, London, SE9 4SN · premises record
Approved
2020-05-07
More
Householder planning permission
Proposed summer house to rear of gardenLAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)
37 Avondale Road, Mottingham, London, SE9 4SN · premises record
Approved
2018-11-23
More
Lawful development: Proposed use
Single storey side extension
25 Avondale Road, Mottingham, London, SE9 4SN · premises record
Approved
2017-03-21
More
Householder planning permission
Single storey side/rear extension LAWFUL DEVELOPMENT CERTIFICATE (Proposed).
25 Avondale Road, Mottingham, London, SE9 4SN · premises record
Withdrawn
2016-12-12
More
Lawful development: Proposed use
Single storey side/rear and first floor side/rear extensions and elevational alterations
37 Avondale Road, Mottingham, London, SE9 4SN · premises record
Approved
2015-11-05
More
Householder planning permission
Single storey side/rear and first floor side/rear extensions and elevational alterations
37 Avondale Road, Mottingham, London, SE9 4SN · premises record
Refused
2015-04-24
More
Householder planning permission
Building control
Building-control records are not yet collected for Bromley — 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 16 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 1 application
Agent on 1 application
Applicant on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent16 applications and 16 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy21 EPC records; ratings C: 1, D: 14, E: 6.
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.
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.