Planning Atlas
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Planning AtlasHammersmith And FulhamConingham wardW12 9PX
Postcode record · Hammersmith And Fulham

W12 9PX.

W12 9PX has 108 known premises and 62 planning records — 48 approved of 53 decided (90.6%). 48 EPC records.

Postcode W12 9PX · boundary not held, centred on the postcodeApprovedRefusedOther62 exact1 approximate63 on the map — every match
At a glance · this postcodeHammersmith And Fulham profile →
108
Premises
known addresses (UPRNs)
62
Applications
53 decided
90.6%
Approval rate
48 approved · 5 refused
48
EPC records
ratings B 1 · C 24 · D 21 · E 2
63
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?

W12 9PX has 108 known premises and 62 planning records — 48 approved of 53 decided (90.6%). 48 EPC records.

Premises (18 of 108 shown)

Planning

What happened?

62 planning applications across the postcode; 48 approved of 53 decided (90.6%). Latest 30 shown.

Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a rear roof extension; erection of a rear extension at second floor level, over remaining part of existing back addition; erection of a 1.7 metre high opaque glazed screen and rear metal railing around the flat roof at third floor level of the existing back addition and proposed second floor rear extension, in connection with its use as a roof terrace; installation of a dormer to house a door replacing the existing window to the rear elevation at third floor level, to provide access to the proposed roof terrace; and installation of 2no. rooflights in the front roofslope.
51 Percy Road London W12 9PX · premises record
Officer Ruhina Begum
Full Planning Application
Registered
2025-12-04
Erection of a rear roof extension, involving an increase in the ridge height by 300mm; the erection of a rear extension at third floor level, over part of the existing back addition; the erection of a 1.7-metre-high obscured glazed screen around part of the flat roof of the existing back addition at second floor level, in connection with the creation of a roof terrace and the replacement of existing window with French doors to the rear elevation of the existing back addition at second floor level, to provide access to the proposed roof terrace.
Flat Second Floor 25 Percy Road London W12 9PX · premises record
Full Planning Application
Registered
2025-11-03
Erection of a rear roof extension, involving an increase in the ridge height by 300mm; erection of a rear extension at third floor level, over part of the existing back addition; erection of a single storey rear extension, to the side of the existing back addition; replacement of the existing window to the rear of the first floor extension with French doors and Juliette balcony; replacement of the existing window to the rear of the second floor back addition with French doors and Juliette balcony.
25 Percy Road London W12 9PX · premises record
Officer Zhirong Li
Full Planning Application
Approved
2025-08-07
Change of use of the existing property from a single family dwellinghouse (Class C3) into a small HMO (Class C4) comprising of 4 bedrooms and a maximum of six person occupancy.
41 Percy Road London W12 9PX · premises record
Certificate of Lawfulness Proposed
Approved
2025-05-26
Change of use of the existing property from a single family dwellinghouse (Class C3) into a small HMO (Class C4) comprising of 4 bedrooms and a maximum of six person occupancy.
41 Percy Road London W12 9PX · premises record
Certificate of Lawfulness Proposed
Refused
2025-03-02
Change of use of existing single family dwellinghouse (Class C3) into a small HMO (Class C4) comprising of 6no rooms.
41 Percy Road London W12 9PX · premises record
Officer Paul Curtis
Full Planning Application
Withdrawn
2024-10-23
Retention of rear roof extension including an increase in the ridge height by 180mm by increasing the pitch of the front roof slope, and rear extension at second floor level over part of the back addition; retention of French doors and a balcony installed over a raised platform at first floor level to the rear elevation; retention of 3no rooflights in the front roofslope; retention of 2no windows replacing the previously installed windows at first floor level, retention of bi-folding doors following the infilling of previously installed windows and door at ground floor level to the side elevation; retention of 1no window at first floor level, 1no window and bi-folding doors at ground floor level to the rear elevation.
41 Percy Road London W12 9PX · premises record
Full Planning Application
Withdrawn
2023-12-04
Replacement of existing French doors to the rear elevation with new metal framed doors at ground floor level; infilling of 1no existing window and installation of a new metal framed window to replace the existing door to the side elevation of the existing back addition at ground floor level.
Flat Ground Floor 73 Percy Road London W12 9PX · premises record
Full Planning Application
Approved
2023-04-12
Non-Material Amendment to planning permission reference: 2022/00547/FUL granted 25th January 2022 for the following: 1) To vary the description of development as set out in the consented decision notice to replace the words 'replacement of 1no. existing window with new timber-framed sash window' with 'infilling of 1no existing side window'; 'replacement of the existing side door with a new metal framed glazed door' with 'replacement of the existing side door with new metal framed window' and 'replacement of exsiting French doors with metal framed sliding doors at ground level to the rear elevation' to 'replacement of existing French doors with metal framed glazed doors at ground level to the rear elevation. Proposed description to read: Replacement of existing French doors with metal framed glazed doors at ground level to the rear elevation; installation of new metal framed glazed doors to the side of the back addition; replacement of the existing side door with a new metal framed window; infilling of 1no existing side window and the installation of an open timber pergola structure to the side of the single storey back addition. 2) To infill the 1no new timber-framed sash window, replace the new metal framed glazed door side door with new metal framed window and replace new metal framed glazed sliding doors at ground level new metal framed glazed doors at ground level.
Flat Ground Floor 73 Percy Road London W12 9PX · premises record
Non-Material Amendment Submission
Withdrawn
2023-04-10
Erection of a rear roof extension, involving an increase in the ridge height by 250mm; erection of a rear extension at second floor level, over part of the existing back addition; erection of a single storey rear extension, to the side of the existing back addition; installation of 3no. rooflights in the front roofslope; erection of a 1700mm high obscured glazed screen around part of the remaining flat roof of the existing back addition at second floor level, in connection with its use as a roof terrace; installation of a door in the rear elevation of the proposed rear extension at second floor level, to provide access to the proposed roof terrace; and installation of bi-folding doors to replace existing French doors to the rear elevation at ground floor level.
37 Percy Road London W12 9PX · premises record
Full Planning Application
Approved
2022-03-17
Erection of a rear roof extension; erection of a rear extension at second floor level, over remaining part of existing back addition; erection of a 1.7 metre high opaque glazed screen and rear metal railing around the flat roof at third floor level of the existing back addition and proposed second floor rear extension, in connection with its use as a roof terrace; installation of a dormer to house a door replacing the existing window to the rear elevation at third floor level, to provide access to the proposed roof terrace; and installation of 2no. rooflights in the front roofslope.
51 Percy Road London W12 9PX · premises record
Officer Ruhina Begum
Registered
2025-12-04
More
Full Planning Application
Erection of a rear roof extension, involving an increase in the ridge height by 300mm; the erection of a rear extension at third floor level, over part of the existing back addition; the erection of a 1.7-metre-high obscured glazed screen around part of the flat roof of the existing back addition at second floor level, in connection with the creation of a roof terrace and the replacement of existing window with French doors to the rear elevation of the existing back addition at second floor level, to provide access to the proposed roof terrace.
Flat Second Floor 25 Percy Road London W12 9PX · premises record
Registered
2025-11-03
More
Full Planning Application
Erection of a rear roof extension, involving an increase in the ridge height by 300mm; erection of a rear extension at third floor level, over part of the existing back addition; erection of a single storey rear extension, to the side of the existing back addition; replacement of the existing window to the rear of the first floor extension with French doors and Juliette balcony; replacement of the existing window to the rear of the second floor back addition with French doors and Juliette balcony.
25 Percy Road London W12 9PX · premises record
Officer Zhirong Li
Approved
2025-08-07
More
Full Planning Application
Show all 10 rows
Change of use of the existing property from a single family dwellinghouse (Class C3) into a small HMO (Class C4) comprising of 4 bedrooms and a maximum of six person occupancy.
41 Percy Road London W12 9PX · premises record
Approved
2025-05-26
More
Certificate of Lawfulness Proposed
Change of use of the existing property from a single family dwellinghouse (Class C3) into a small HMO (Class C4) comprising of 4 bedrooms and a maximum of six person occupancy.
41 Percy Road London W12 9PX · premises record
Refused
2025-03-02
More
Certificate of Lawfulness Proposed
Change of use of existing single family dwellinghouse (Class C3) into a small HMO (Class C4) comprising of 6no rooms.
41 Percy Road London W12 9PX · premises record
Officer Paul Curtis
Withdrawn
2024-10-23
More
Full Planning Application
Retention of rear roof extension including an increase in the ridge height by 180mm by increasing the pitch of the front roof slope, and rear extension at second floor level over part of the back addition; retention of French doors and a balcony installed over a raised platform at first floor level to the rear elevation; retention of 3no rooflights in the front roofslope; retention of 2no windows replacing the previously installed windows at first floor level, retention of bi-folding doors following the infilling of previously installed windows and door at ground floor level to the side elevation; retention of 1no window at first floor level, 1no window and bi-folding doors at ground floor level to the rear elevation.
41 Percy Road London W12 9PX · premises record
Withdrawn
2023-12-04
More
Full Planning Application
Replacement of existing French doors to the rear elevation with new metal framed doors at ground floor level; infilling of 1no existing window and installation of a new metal framed window to replace the existing door to the side elevation of the existing back addition at ground floor level.
Flat Ground Floor 73 Percy Road London W12 9PX · premises record
Approved
2023-04-12
More
Full Planning Application
Non-Material Amendment to planning permission reference: 2022/00547/FUL granted 25th January 2022 for the following: 1) To vary the description of development as set out in the consented decision notice to replace the words 'replacement of 1no. existing window with new timber-framed sash window' with 'infilling of 1no existing side window'; 'replacement of the existing side door with a new metal framed glazed door' with 'replacement of the existing side door with new metal framed window' and 'replacement of exsiting French doors with metal framed sliding doors at ground level to the rear elevation' to 'replacement of existing French doors with metal framed glazed doors at ground level to the rear elevation. Proposed description to read: Replacement of existing French doors with metal framed glazed doors at ground level to the rear elevation; installation of new metal framed glazed doors to the side of the back addition; replacement of the existing side door with a new metal framed window; infilling of 1no existing side window and the installation of an open timber pergola structure to the side of the single storey back addition. 2) To infill the 1no new timber-framed sash window, replace the new metal framed glazed door side door with new metal framed window and replace new metal framed glazed sliding doors at ground level new metal framed glazed doors at ground level.
Flat Ground Floor 73 Percy Road London W12 9PX · premises record
Withdrawn
2023-04-10
More
Non-Material Amendment Submission
Erection of a rear roof extension, involving an increase in the ridge height by 250mm; erection of a rear extension at second floor level, over part of the existing back addition; erection of a single storey rear extension, to the side of the existing back addition; installation of 3no. rooflights in the front roofslope; erection of a 1700mm high obscured glazed screen around part of the remaining flat roof of the existing back addition at second floor level, in connection with its use as a roof terrace; installation of a door in the rear elevation of the proposed rear extension at second floor level, to provide access to the proposed roof terrace; and installation of bi-folding doors to replace existing French doors to the rear elevation at ground floor level.
37 Percy Road London W12 9PX · premises record
Approved
2022-03-17
More
Full Planning Application

Building control

Building-control records are not yet collected for Hammersmith And Fulham — 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 30 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
Agent on 2 applications
Case officer on 3 applications
Case officer on 3 applications
Case officer on 3 applications
Case officer on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Agent on 2 applications
Case officer on 3 applications
Case officer on 3 applications
Case officer on 3 applications
Case officer on 2 applications
Development

What could it become?

Planning precedent62 applications and 63 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy48 EPC records; ratings B: 1, C: 24, D: 21, E: 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 Pro

Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.

16 intent signals recorded in this postcode
HMO licence expiring · Struggling director · Portfolio seller · Charge registered · Price decline · Lapsed consent · Repeat sale · Long hold · HMO licensed
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Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.