Postcode record · Waltham Forest
E17 9AZ.
E17 9AZ has 64 known premises and 43 planning records — 24 approved of 43 decided (55.8%). 40 EPC records.
Postcode E17 9AZ · boundary not held, centred on the postcodeApprovedRefusedOther43 exact43 on the map — every match
At a glance · this postcodeWaltham Forest profile →
64
Premises
known addresses (UPRNs)
43
Applications
43 decided
55.8%
Approval rate
24 approved · 16 refused
40
EPC records
ratings B 1 · C 13 · D 18 · E 7 · G 1
43
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?
E17 9AZ has 64 known premises and 43 planning records — 24 approved of 43 decided (55.8%). 40 EPC records.
Premises (18 of 64 shown)
Name
Details
UPRN 10009148995
UPRN 10009148996
UPRN 10009148999
UPRN 10024421013
UPRN 10024421014
UPRN 10096710959
UPRN 100022532187
UPRN 100022532191
UPRN 100022532196
UPRN 100022532201
UPRN 10009148995
UPRN 10009148996
UPRN 10009148999
Show all 10 rows
UPRN 10024421013
UPRN 10024421014
UPRN 10096710959
UPRN 100022532187
UPRN 100022532191
UPRN 100022532196
UPRN 100022532201
Planning
What happened?
43 planning applications across the postcode; 24 approved of 43 decided (55.8%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Prior approval for the construction of a single storey rear infill extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.60m and an eaves height of 3.00m.
60 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Prior Approval - Larger Home Extension
Not required
2025-10-20
Removal of the existing domestic rear garage. Alterations to the existing single-storey rear wrap-around extension involving a roof extension with new roof-light (including glazed mono-pitch), installation of timber cladding to the side and rear elevations together with new aluminium framed windows
8 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Householder Planning
Approved
2023-03-09
(1) Demolition of existing rear extension and construction of a single storey rear wrap around extension (2) Repositioning, reduction in size to window opening and installation of a window at rear projection (side) (3) Creation of a terrace within side return.
32 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Householder Planning
Approved
2022-12-28
Lawful development certificate (Proposed) for the construction of a rear dormer roof extension to the main roof, extension over the existing two storey rear outrigger and installation of 3 roof-lights to the front roof slope.
32 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Certificate of Lawful Development - Proposed
Approved
2022-12-28
Construction of single storey rear infill and replacement of ground floor rear extension window with sliding doors.
70 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Householder Planning
Approved
2022-06-22
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and removal of the chimney at rear.
56 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Certificate of Lawful Development - Proposed
Approved
2022-05-18
Lawful development certificate (Existing) for the retention of a single storey rear infill extension.
38 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Applicant Mr Wayne Smith · Officer Chloe To
Certificate of Lawful Development - Existing
Approved
2022-02-21
Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.10m and an eaves height of 2.50m.
72 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Prior Approval - Larger Home Extension
Not required
2021-05-11
Retention of a rear dormer and 1 x 2 bedroom flat at roof level. Installation of obscure glazed gabled end windows to southwest and northeast elevations.
Flat 6, 42 Clarendon Road, E17 9AZ · premises record
Full Planning
Refused
2021-05-05
Lawful development certificate (Proposed) for the construction of a single storey rear extension.
38 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Certificate of Lawful Development - Proposed
Refused
2021-02-16
Prior approval for the construction of a single storey rear infill extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.60m and an eaves height of 3.00m.
60 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Not required
2025-10-20
More
Prior Approval - Larger Home Extension
Removal of the existing domestic rear garage. Alterations to the existing single-storey rear wrap-around extension involving a roof extension with new roof-light (including glazed mono-pitch), installation of timber cladding to the side and rear elevations together with new aluminium framed windows
8 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Approved
2023-03-09
More
Householder Planning
(1) Demolition of existing rear extension and construction of a single storey rear wrap around extension (2) Repositioning, reduction in size to window opening and installation of a window at rear projection (side) (3) Creation of a terrace within side return.
32 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Approved
2022-12-28
More
Householder Planning
Show all 10 rows
Lawful development certificate (Proposed) for the construction of a rear dormer roof extension to the main roof, extension over the existing two storey rear outrigger and installation of 3 roof-lights to the front roof slope.
32 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Approved
2022-12-28
More
Certificate of Lawful Development - Proposed
Construction of single storey rear infill and replacement of ground floor rear extension window with sliding doors.
70 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Approved
2022-06-22
More
Householder Planning
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and removal of the chimney at rear.
56 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Approved
2022-05-18
More
Certificate of Lawful Development - Proposed
Lawful development certificate (Existing) for the retention of a single storey rear infill extension.
38 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Applicant Mr Wayne Smith · Officer Chloe To
Approved
2022-02-21
More
Certificate of Lawful Development - Existing
Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.10m and an eaves height of 2.50m.
72 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Not required
2021-05-11
More
Prior Approval - Larger Home Extension
Retention of a rear dormer and 1 x 2 bedroom flat at roof level. Installation of obscure glazed gabled end windows to southwest and northeast elevations.
Flat 6, 42 Clarendon Road, E17 9AZ · premises record
Refused
2021-05-05
More
Full Planning
Lawful development certificate (Proposed) for the construction of a single storey rear extension.
38 Clarendon Road, Walthamstow, London, E17 9AZ · premises record
Refused
2021-02-16
More
Certificate of Lawful Development - Proposed
Building control
Building-control records are not yet collected for Waltham Forest — 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
Other Article 4 Direction Area · reference A4D768 · covers 64 of 64 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D769 · covers 64 of 64 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D770 · covers 64 of 64 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D768 · covers 64 of 64 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D769 · covers 64 of 64 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D770 · 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 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
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 precedent43 applications and 43 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy40 EPC records; ratings B: 1, C: 13, D: 18, E: 7, G: 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.
14 intent signals recorded in this postcode
HMO licence expiring · Charge registered · Repeat sale · Repeat refusal · EPC F/G · Long hold · HMO licensed
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.