Postcode record · Lewisham
SE12 9LA.
SE12 9LA has 64 known premises and 29 planning records — 17 approved of 28 decided (60.7%). 43 EPC records.
Postcode SE12 9LA · boundary not held, centred on the postcodeApprovedRefusedOther29 exact29 on the map — every match
At a glance · this postcodeLewisham profile →
64
Premises
known addresses (UPRNs)
29
Applications
28 decided
60.7%
Approval rate
17 approved · 7 refused
43
EPC records
ratings B 3 · C 14 · D 15 · E 10 · F 1
29
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 9LA has 64 known premises and 29 planning records — 17 approved of 28 decided (60.7%). 43 EPC records.
Premises (18 of 64 shown)
Name
Details
UPRN 10095996755
UPRN 100021970207
UPRN 100021970208
UPRN 100021970209
UPRN 100021970210
UPRN 100021970211
UPRN 100021970212
UPRN 100021970213
UPRN 100021970214
UPRN 100021970215
UPRN 10095996755
UPRN 100021970207
UPRN 100021970208
Show all 10 rows
UPRN 100021970209
UPRN 100021970210
UPRN 100021970211
UPRN 100021970212
UPRN 100021970213
UPRN 100021970214
UPRN 100021970215
Planning
What happened?
29 planning applications across the postcode; 17 approved of 28 decided (60.7%). Latest 29 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Construction of a front porch and single storey front extension at 30 Horncastle Road, SE12.
30 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Householder Application
Registered
2025-12-16
Construction of a roof extension (retrospective), together with 3 roof lights to the front elevation and associated works at 18 Horncastle Road, SE12.
18 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Householder Application
Approved
2025-08-11
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 construction of a single storey rear extension at 34 Horncastle Road, SE12.
34 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Lawful Development Certificate proposed
Approved
2025-04-04
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Classes B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a rear dormer extension and the installation of front rooflights at 18 Horncastle Road, SE12.
18 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Lawful Development Certificate proposed
Refused
2025-04-01
The construction of a detached outbuilding at the rear of the property to be used as a photography studio and all associated works at 58 Horncastle Road SE12.
58 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Applicant Miss Harriet Hemsley · Officer John Rapson
Full Planning Permission
Approved
2024-05-06
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the removal of a garage door and the installation of a window to the front elevation of 6 Horncastle Road, SE12 for the conversion of the garage into a home office.
6 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Lawful Development Certificate proposed
Approved
2022-09-12
Lawful Development Certificate (Proposed) for the construction of a roof extension to the rear roof slope at 54 Horncastle Road SE12
54 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Beverley Bewaji
Lawful Development Certificate proposed
Approved
2022-06-02
Construction of single storey rear and side extensions at 68 HORNCASTLE ROAD, SE1, together with enlargement of the front porch.
68 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Zahra Rad
Householder Application
Approved
2021-10-19
Construction of a two-storey, hipped roofed extension to the side of 84 Horncastle Road, SE12
84 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Householder Application
Approved
2021-09-27
Construction of a single storey L-Shape extension 68 HORNCASTLE ROAD, SE1, together with new entrance door.
68 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Zahra Rad
Householder Application
Refused
2021-06-03
Construction of a front porch and single storey front extension at 30 Horncastle Road, SE12.
30 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Registered
2025-12-16
More
Householder Application
Construction of a roof extension (retrospective), together with 3 roof lights to the front elevation and associated works at 18 Horncastle Road, SE12.
18 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Approved
2025-08-11
More
Householder Application
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 construction of a single storey rear extension at 34 Horncastle Road, SE12.
34 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Approved
2025-04-04
More
Lawful Development Certificate proposed
Show all 10 rows
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Classes B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a rear dormer extension and the installation of front rooflights at 18 Horncastle Road, SE12.
18 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Antonio Monteiro Sousa Melo
Refused
2025-04-01
More
Lawful Development Certificate proposed
The construction of a detached outbuilding at the rear of the property to be used as a photography studio and all associated works at 58 Horncastle Road SE12.
58 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Applicant Miss Harriet Hemsley · Officer John Rapson
Approved
2024-05-06
More
Full Planning Permission
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the removal of a garage door and the installation of a window to the front elevation of 6 Horncastle Road, SE12 for the conversion of the garage into a home office.
6 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Approved
2022-09-12
More
Lawful Development Certificate proposed
Lawful Development Certificate (Proposed) for the construction of a roof extension to the rear roof slope at 54 Horncastle Road SE12
54 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Beverley Bewaji
Approved
2022-06-02
More
Lawful Development Certificate proposed
Construction of single storey rear and side extensions at 68 HORNCASTLE ROAD, SE1, together with enlargement of the front porch.
68 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Zahra Rad
Approved
2021-10-19
More
Householder Application
Construction of a two-storey, hipped roofed extension to the side of 84 Horncastle Road, SE12
84 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Approved
2021-09-27
More
Householder Application
Construction of a single storey L-Shape extension 68 HORNCASTLE ROAD, SE1, together with new entrance door.
68 HORNCASTLE ROAD, LONDON, SE12 9LA · premises record
Officer Zahra Rad
Refused
2021-06-03
More
Householder Application
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 64 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Small Houses in Multiple Occupation Article 4 · reference A4SMHO · covers 64 of 64 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Small Houses in Multiple Occupation Article 4 · reference A4SMHO · covers 64 of 64 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 29 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 4 applications
Case officer on 4 applications
Case officer on 3 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 4 applications
Case officer on 4 applications
Case officer on 3 applications
Development
What could it become?
Planning precedent29 applications and 29 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy43 EPC records; ratings B: 3, C: 14, D: 15, E: 10, F: 1.
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.