Postcode record · Lewisham
SE6 4EX.
SE6 4EX has 42 known premises and 12 planning records — 6 approved of 12 decided (50%). 23 EPC records.
Postcode SE6 4EX · boundary not held, centred on the postcodeApprovedRefusedOther12 exact12 on the map — every match
At a glance · this postcodeLewisham profile →
42
Premises
known addresses (UPRNs)
12
Applications
12 decided
50%
Approval rate
6 approved · 4 refused
23
EPC records
ratings C 4 · D 16 · E 3
12
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?
SE6 4EX has 42 known premises and 12 planning records — 6 approved of 12 decided (50%). 23 EPC records.
Premises (18 of 42 shown)
Name
Details
UPRN 10023229306
UPRN 10023229307
UPRN 10023229308
UPRN 10091637217
UPRN 10091637218
UPRN 10091637219
UPRN 10091637220
UPRN 10094269209
UPRN 100021967757
UPRN 100021967758
UPRN 10023229306
UPRN 10023229307
UPRN 10023229308
Show all 10 rows
UPRN 10091637217
UPRN 10091637218
UPRN 10091637219
UPRN 10091637220
UPRN 10094269209
UPRN 100021967757
UPRN 100021967758
Planning
What happened?
12 planning applications across the postcode; 6 approved of 12 decided (50%). Latest 12 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the reconstruction of a single storey extension and installation of a door at the rear of 3 Helvetia Street, SE6.
3 HELVETIA STREET, LONDON, SE6 4EX · premises record
Lawful Development Certificate proposed
Approved
2025-07-10
The construction of a hip to gable roof extension and a roof extension in the rear roof slope at First Floor Flat, 10 Helvetia Street SE6, together with the installation of 2 roof lights in the front roof slope.
FIRST FLOOR FLAT, 10 HELVETIA STREET, LONDON, SE6 4EX · premises record
Full Planning Permission
Refused
2016-04-01
Lawful Development Certificate (Proposed) in respect of the construction of roof extensions to the rear roof slopes and the installation of two rooflights to the front roof slope, together with the alteration of an existing soil and vent pipe at 5 Helvetia Street SE6.
5 HELVETIA STREET, LONDON, SE6 4EX · premises record
Lawful Development Certificate proposed
Approved
2015-06-22
The retention of an extension to the annex building at 12 Helvetia Street SE6.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Full Planning Permission
Refused
2012-10-15
The construction of an extension at the second floor level to the rear of 12 Helvetia Street SE6.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Applicant Ms C Christina Scott · Officer Katie Lazzam
Full Planning Permission
Refused
2012-04-23
The conversion of the existing garage in the rear garden of 12 Helvetia Street SE6, to provide a single bedroom with en-suite shower and wc for a disabled person.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Full Planning Permission
Approved
2012-02-17
To apply for a Certificate of Lawful Development to convert existing garage in rear garden to single bedroom with en-suite shower/ wc/ whb all suitably fitted for disabled use. Facilities required for Special Needs of Ms. Cristina Scott?s disabled mother who is dependent on walking with crutches and unable to mount stairs, so she can give care for her mother rather than her go into a care home.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Lawful Development Certificate proposed
No determination
2012-01-25
Lawful Development Certificate in respect of the construction of a dormer extension to the rear roofslope of 12 Helvetia Street SE6, in connection with alterations to the roof space to provide additional living accommodation.
12 Helvetia Street, Catford, SE6 4EX · premises record
Lawful Development Certificate proposed
Approved
2007-05-09
Certificate of Lawfulness in respect of the conversion of 17 Helvetia Street SE6 into 2, one bedroom, self-contained flats.
17 Helvetia Street, Catford, SE6 4EX · premises record
Applicant Mr C Thompson · Officer Karim Badawi
Lawful Development Certificate existing
Approved
2007-02-02
The construction of an extension to the rear roof slope of 12 Helvetia Street SE6, together with a single storey extension at second floor level to the rear, to provide additional living accommodation.
12 Helvetia Street, Catford, SE6 4EX · premises record
Applicant Miss K Scott · Agent Forrester Contractors
Full Planning Permission
Refused
2007-01-29
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the reconstruction of a single storey extension and installation of a door at the rear of 3 Helvetia Street, SE6.
3 HELVETIA STREET, LONDON, SE6 4EX · premises record
Approved
2025-07-10
More
Lawful Development Certificate proposed
The construction of a hip to gable roof extension and a roof extension in the rear roof slope at First Floor Flat, 10 Helvetia Street SE6, together with the installation of 2 roof lights in the front roof slope.
FIRST FLOOR FLAT, 10 HELVETIA STREET, LONDON, SE6 4EX · premises record
Refused
2016-04-01
More
Full Planning Permission
Lawful Development Certificate (Proposed) in respect of the construction of roof extensions to the rear roof slopes and the installation of two rooflights to the front roof slope, together with the alteration of an existing soil and vent pipe at 5 Helvetia Street SE6.
5 HELVETIA STREET, LONDON, SE6 4EX · premises record
Approved
2015-06-22
More
Lawful Development Certificate proposed
Show all 10 rows
The retention of an extension to the annex building at 12 Helvetia Street SE6.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Refused
2012-10-15
More
Full Planning Permission
The construction of an extension at the second floor level to the rear of 12 Helvetia Street SE6.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Applicant Ms C Christina Scott · Officer Katie Lazzam
Refused
2012-04-23
More
Full Planning Permission
The conversion of the existing garage in the rear garden of 12 Helvetia Street SE6, to provide a single bedroom with en-suite shower and wc for a disabled person.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
Approved
2012-02-17
More
Full Planning Permission
To apply for a Certificate of Lawful Development to convert existing garage in rear garden to single bedroom with en-suite shower/ wc/ whb all suitably fitted for disabled use. Facilities required for Special Needs of Ms. Cristina Scott?s disabled mother who is dependent on walking with crutches and unable to mount stairs, so she can give care for her mother rather than her go into a care home.
12 HELVETIA STREET, LONDON, SE6 4EX · premises record
No determination
2012-01-25
More
Lawful Development Certificate proposed
Lawful Development Certificate in respect of the construction of a dormer extension to the rear roofslope of 12 Helvetia Street SE6, in connection with alterations to the roof space to provide additional living accommodation.
12 Helvetia Street, Catford, SE6 4EX · premises record
Approved
2007-05-09
More
Lawful Development Certificate proposed
Certificate of Lawfulness in respect of the conversion of 17 Helvetia Street SE6 into 2, one bedroom, self-contained flats.
17 Helvetia Street, Catford, SE6 4EX · premises record
Applicant Mr C Thompson · Officer Karim Badawi
Approved
2007-02-02
More
Lawful Development Certificate existing
The construction of an extension to the rear roof slope of 12 Helvetia Street SE6, together with a single storey extension at second floor level to the rear, to provide additional living accommodation.
12 Helvetia Street, Catford, SE6 4EX · premises record
Applicant Miss K Scott · Agent Forrester Contractors
Refused
2007-01-29
More
Full Planning Permission
Building control
Building-control records are not yet collected for Lewisham — 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 42 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Small HMO Northern Extension · reference SHMOEXTA4 · covers 42 of 42 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
The medieval manor house of Sydenham Place, later known as Place House adjoined a small hamlet known as Perry Street which was located along the London-Lewes Road. This small settlement persisted into the 17th and 18th century, before succumbing to subu · reference 77782 · covers 16 of 42 premises. Groundworks may require archaeological assessment or investigation.
Archaeological Priority Area
Summary and Definition The Archaeological Priority Area covers a zone centred on the course of a Roman road running between Lewes and London. The road passes through the small Roman roadside settlement recorded within the Firhill Road Sports · reference 216437 · covers 16 of 42 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Small HMO Northern Extension · reference SHMOEXTA4 · covers 42 of 42 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
The medieval manor house of Sydenham Place, later known as Place House adjoined a small hamlet known as Perry Street which was located along the London-Lewes Road. This small settlement persisted into the 17th and 18th century, before succumbing to subu · reference 77782 · covers 16 of 42 premises. Groundworks may require archaeological assessment or investigation.
Archaeological Priority Area
Summary and Definition The Archaeological Priority Area covers a zone centred on the course of a Roman road running between Lewes and London. The road passes through the small Roman roadside settlement recorded within the Firhill Road Sports · reference 216437 · covers 16 of 42 premises. Groundworks may require archaeological assessment or investigation.
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 12 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
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 1 application
Development
What could it become?
Planning precedent12 applications and 12 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy23 EPC records; ratings C: 4, D: 16, 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.
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.