Postcode record · Lewisham
SE12 9LF.
SE12 9LF has 23 known premises and 8 planning records — 5 approved of 8 decided (62.5%). 13 EPC records.
Postcode SE12 9LF · boundary not held, centred on the postcodeApprovedRefusedOther8 exact8 on the map — every match
At a glance · this postcodeLewisham profile →
23
Premises
known addresses (UPRNs)
8
Applications
8 decided
62.5%
Approval rate
5 approved · 2 refused
13
EPC records
ratings C 1 · D 7 · E 3 · F 2
8
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?
SE12 9LF has 23 known premises and 8 planning records — 5 approved of 8 decided (62.5%). 13 EPC records.
Premises (18 of 23 shown)
Name
Details
UPRN 10010228400
UPRN 10010228914
UPRN 10023228328
UPRN 10025587103
UPRN 100021970301
UPRN 100021970303
UPRN 100021970305
UPRN 100021970307
UPRN 100021970309
UPRN 100021970311
UPRN 10010228400
UPRN 10010228914
UPRN 10023228328
Show all 10 rows
UPRN 10025587103
UPRN 100021970301
UPRN 100021970303
UPRN 100021970305
UPRN 100021970307
UPRN 100021970309
UPRN 100021970311
Planning
What happened?
8 planning applications across the postcode; 5 approved of 8 decided (62.5%). Latest 8 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Construction of a new front boundary treatment including a rolling vehicle gate and a hinged pedestrian gate at 93 Horncastle Road, SE12.
93 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Applicant Wan Fei Wan Fei Leung · Officer Amanda Ghani
Householder Application
Approved
2025-07-14
Construction of single storey extension to the front of 93 Horncastle Road, SE12 and the conversion of the garage space into a habitable room along with the construction of a 1.8m high front boundary treatment and sliding gate.
93 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Householder Application
Refused
2025-03-13
The construction of a part single, part two storey side extension at 79 Horncastle Road, SE12, together with enlargement of the existing single storey rear extension, alterations to the front elevation, landscaping and front boundary treatment.
79 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Full Planning Permission
Approved
2019-12-05
The construction of a part one part two storey front infill extension at 79 Horncastle Road, SE12, together with the construction of a single storey rear extension, the addition of a first floor to an existing single storey part of the dwelling, the provision of a first floor roof terrace, and alterations to the front boundary treatment and garden.
79 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Householder Application
Refused
2019-09-13
Lawful Development Certificate (Proposed) in respect of the construction of a roof extension to the rear roof slope at 97 Horncastle Road, SE12, together with the installation of two roof lights to the front roof slope.
97 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Lawful Development Certificate proposed
Approved
2016-06-16
The construction of a two storey extension to the side and a single storey extension to the rear of 93 Horncastle Road SE12.
93 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Applicant Mr & Mrs Dunn · Officer Kate Jordan
Full Planning Permission
Approved
2009-07-22
The erection of a Borough Entry Sign at the junction of Alnwick Road and Westhorne Avenue SE9.
Borough Entry Sign, Pavement r/o 111 Horncastle Road - Junction Alnwick Road/, Westhorne Avenue, London, SE12 · premises record
Applicant Mr D Wheeler
Full Planning Permission
Approved
2000-11-21
The change of use of the ground floor at 103 Horncastle Road SE12 to provide a two bedroom self-contained flat
103 Horncastle Road SE12 · premises record
Applicant Not disclosed
Full Planning Permission
Other
1997-02-20
Construction of a new front boundary treatment including a rolling vehicle gate and a hinged pedestrian gate at 93 Horncastle Road, SE12.
93 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Applicant Wan Fei Wan Fei Leung · Officer Amanda Ghani
Approved
2025-07-14
More
Householder Application
Construction of single storey extension to the front of 93 Horncastle Road, SE12 and the conversion of the garage space into a habitable room along with the construction of a 1.8m high front boundary treatment and sliding gate.
93 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Refused
2025-03-13
More
Householder Application
The construction of a part single, part two storey side extension at 79 Horncastle Road, SE12, together with enlargement of the existing single storey rear extension, alterations to the front elevation, landscaping and front boundary treatment.
79 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Approved
2019-12-05
More
Full Planning Permission
Show all 8 rows
The construction of a part one part two storey front infill extension at 79 Horncastle Road, SE12, together with the construction of a single storey rear extension, the addition of a first floor to an existing single storey part of the dwelling, the provision of a first floor roof terrace, and alterations to the front boundary treatment and garden.
79 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Refused
2019-09-13
More
Householder Application
Lawful Development Certificate (Proposed) in respect of the construction of a roof extension to the rear roof slope at 97 Horncastle Road, SE12, together with the installation of two roof lights to the front roof slope.
97 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Approved
2016-06-16
More
Lawful Development Certificate proposed
The construction of a two storey extension to the side and a single storey extension to the rear of 93 Horncastle Road SE12.
93 HORNCASTLE ROAD, LONDON, SE12 9LF · premises record
Applicant Mr & Mrs Dunn · Officer Kate Jordan
Approved
2009-07-22
More
Full Planning Permission
The erection of a Borough Entry Sign at the junction of Alnwick Road and Westhorne Avenue SE9.
Borough Entry Sign, Pavement r/o 111 Horncastle Road - Junction Alnwick Road/, Westhorne Avenue, London, SE12 · premises record
Applicant Mr D Wheeler
Approved
2000-11-21
More
Full Planning Permission
The change of use of the ground floor at 103 Horncastle Road SE12 to provide a two bedroom self-contained flat
103 Horncastle Road SE12 · premises record
Applicant Not disclosed
Other
1997-02-20
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 23 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Small Houses in Multiple Occupation Article 4 · reference A4SMHO · covers 21 of 23 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Small Houses in Multiple Occupation Article 4 · reference A4SMHO · covers 21 of 23 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 8 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
Agent on 2 applications
Agent on 1 application
Agent 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
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent8 applications and 8 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy13 EPC records; ratings C: 1, D: 7, E: 3, F: 2.
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
Price decline · EPC F/G · 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.